Renault Truck Astronic Gearbox Fault Codes

Defect Type (FMI).

- 00: Data valid but above normal operating range.

 

- 01: Data valid, but under normal operating range

 

- 02: Data is uneven, intermittent or incorrect.

 

- 03: Voltage above rated or short circuit to +

 

- 04: Voltage below rated or short circuit to -

 

- 05: Current below nominal or short circuit

 

- 06: Current is higher than nominal or the circuit is shorted to ground

 

- 07: The response of the mechanical system is incorrect

 

- 08: Abnormal frequency, pulse width or period

 

- 09: Abnormal cooling rate

 

- 10: Abnormal variation pace

 

- 11: Unidentifiable type of failure

 

- 12: Faulty computing peripheral device or component

 

- 13: Tare adjustment outside

 

- 14: Special instructions

 

- 15: Data valid, but above normal operating range (very low severity)

 

- 16: Data valid, but above normal operating range (low importance)

 

- 17: Data valid, but under normal operating range (very low importance)

 

- 18: Data valid, but under normal operating range (low importance)

 

- 19: Erroneous data from the network

 

- 31: Reserved

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Fault codes for Astronic gearbox control units . 

The code

Malfunction

Repair Method

Indicator

Light signal

SPN 2-10 FMI 5 

Short circuit to 0 volts.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 13 FMI 5

Short circuit to 0 volts.

Check power take-off solenoid valve (40 ohm < R <50 ohm). Check the integrity and insulation of the cable connections between Astronic and the component (X1A / 10). If the fault persists, replace the control unit.      

KP lock.

Stop.

SPN 17 FMI 5

Short circuit to 0 volts.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 18 FMI 5

Short circuit to 0 volts.

Check cable connections between the control unit and the clutch drive (X1B / 9, X1B / 16). Carry out a diagnostic check of the clutch drive. If the fault persists, replace the control unit. 

Clutch.

Active

SPN 19 FMI 5

Short circuit to 0 volts.

Check cable connections between the control unit and the clutch actuator (X1B / 7, X1B / 16). Carry out a diagnostic check of the clutch drive. If the fault persists, replace the control unit.

Clutch.

Active

SPN 20 FMI 5

Short circuit to 0 volts.

Check cable connections between the control unit and the clutch actuator (X1B / 12, X1B / 17). Carry out a diagnostic check of the clutch drive. If the fault persists, replace the control unit.

Clutch.

Active

SPN 21 FMI 5

Short circuit to 0 volts.

Check cable connections between the control unit and the clutch actuator. Carry out a diagnostic check of the clutch drive. If the fault persists, replace the control unit.

Clutch.

Active

SPN 22 FMI 5

Clutch angle and lever position sensor, short to 0 volts.

Check cable connections between the control unit and the clutch actuator. Carry out a diagnostic check of the clutch drive. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 26 FMI 4

Engine CAN bus fault .  

Carry out a diagnostic check of the EECU electronic unit . Check parameters. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.   

In repair.

Active

SPN 27 FMI 8

Engine CAN bus fault .  

Carry out a diagnostic check of the EECU electronic unit . Check parameters. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.  

In repair.

Active

SPN 28 FMI 8

Malfunction of a signal of the moment of rotation of the moderator on transmission.

Carry out a diagnostic check of the Intarder electronic unit . Check the parameters of the Astronic unit . Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

In repair.

Active

SPN 30 FMI 8

Faulty CAN bus retarder in the transmission.  

Carry out a diagnostic check of the Intarder electronic unit . Check the parameters of the Astronic unit . Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

In repair.

Active

SPN 31 FMI 8

Malfunction of a signal of the moment of rotation of a moderator on the engine.

Carry out a diagnostic check of the EECU electronic unit . Check parameters. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.  

In repair.

Active

SPN 32 FMI 8

Faulty CAN bus retarder on the engine.  

Carry out a diagnostic check of the EECU electronic unit . Check parameters. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.  

In repair.

Active

SPN 33 FMI 4

Engine CAN bus fault .  

Carry out a diagnostic check of the EECU electronic unit . Check parameters. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.  

In repair.

Active

SPN 34-42 FMI 10

Open circuit.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 49 FMI 10

Open circuit.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 50-53 FMI 10

Open circuit.

Check cable connections between the control unit and the clutch actuator. Carry out a diagnostic check of the clutch drive. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

Clutch.

Active

SPN 54 FMI 10

Open circuit.

Check the manipulator unit and the operation mode sensor at the exit of the gearbox. Check the cable connections between the Astronic and the component (X1A / 11, X1B / 18). If the fault persists, replace the control unit.   

KP lock.

Stop.

SPN 57 FMI 0

Faulty conditions of transition to reduced efficiency mode (message from the lever or braking).

Check manipulator unit. Check electronic brake calculator. If the fault persists, replace the control unit.

KP lock.

Active

SPN 59 FMI 8

Malfunction of the power take-off sensor (the control unit receives a message about the inclusion of the power take-off unit when the control control of this unit is not involved).

Check the power valve of the power take-off unit (40 ohm < R < 50 ohm) and its sensor. Check cable connections between Astronic and component (X1A / 10). Carry out a diagnostic check of the VECU electronic unit . Check parameters. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.          

Malfunction of the power take-off unit.

Active

SPN 61 FMI 8

Malfunction of the power take-off sensor (the control unit receives a message about the inclusion of the power take-off unit when the control control of this unit is not involved).

Check cab switch for activation of power take-off. Check cable connections between Astronic and component (X1A / 9). Check the power valve of the power take-off unit (40 ohm < R <50 ohm) and its sensor. Carry out a diagnostic check of the VECU electronic unit . Check parameters. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.       

Danger of power take-off or danger of starting power take-off.

Stop.

SPN 63 FMI 8

Malfunction of the power take-off sensor (the control unit receives a message about the inclusion of the power take-off unit when the control control of this unit is not involved).

Check cab switch for activation of power take-off. Check cable connections between Astronic and power take-off sensor (X1B / 9). Check the power valve of the power take-off unit (40 ohm < R <50 ohm) and its sensor. Carry out a diagnostic check of the VECU electronic unit . Check parameters. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.      

Malfunction of the power take-off unit.

Active

SPN 66-74 FMI 6

Short circuit to battery voltage plus (internal malfunction of the Astronic unit ). 

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Active

SPN 77 FMI 6

Short circuit to battery voltage plus.

Check the electrovalve of the power take-off unit (40 ohm < R <50 ohm). Check cable connections between Astronic and component (X1A / 10). Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.    

Malfunction of the power take-off unit.

Active

SPN 81 FMI 6

Short circuit to battery voltage plus.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

In repair.

Active

SPN 82 FMI 6

Short circuit to battery voltage plus.

Check cable connections between the control unit and the clutch actuator (X1B / 12, X1B / 16). Carry out a diagnostic check of the clutch drive. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 83 FMI 6

Short circuit to battery voltage plus.

Check cable connections between the control unit and the clutch actuator (X1B / 7, X1B / 16). Carry out a diagnostic check of the clutch drive. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 84 FMI 6

Short circuit to battery voltage plus.

Check cable connections between the control unit and the clutch actuator (X1B / 12, X1B / 17). Carry out a diagnostic check of the clutch drive. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 85 FMI 6

Short circuit to battery voltage plus.

Check cable connections between the control unit and the clutch actuator (X1B / 8, X1B / 17). Carry out a diagnostic check of the clutch drive. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 86 FMI 6

Short circuit to battery voltage plus.

Check the manipulator unit and the operating mode sensor at the exit from the box. Check cable connections between Astronic and components (X1A / 11, X1B / 18). Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

In repair.

Active

SPN 90 FMI 9

Internal malfunction of the Astronic electronic unit . 

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 91 FMI 4

CAN EBS fault . 

Carry out a diagnostic check of the EBS unit . Check parameterization. Check CAN bus communication ( X 1 A / 8, X1A / 12, X1A / 13, X1A / 14). Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.    

In repair.

Active

SPN 92 FMI 8

ABS signal malfunction . 

Carry out a diagnostic check of the EBS unit . Check parameterization. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.  

In repair.

Active

SPN 93 FMI 8

Faulty signal ASR engine.  

Carry out a diagnostic check of the EBS unit . Check parameterization. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.  

In repair.

Active

SPN 94 FMI 8

Signal failure ASR brake.  

Carry out a diagnostic check of the EBS unit . Check parameterization. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.  

In repair.

Active

SPN 95 FMI 8

Cruise Control Signal Failure 

Carry out a diagnostic check of the VECU . Check parameterization. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.  

In repair.

Active

SPN 97 FMI 8

Malfunction of a signal of an operating mode of the engine.

Carry out a diagnostic check of the EECU . Check parameterization. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.  

KP with reduced efficiency.

Active

SPN 98 FMI 8

Faulty speed signal at the input to the gearbox.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 99 FMI 8

Faulty speed sensor at the exit of the gearbox ( Astronic sensor ). 

Check sensor. Check cable connections between Astronic and components (X1B / 11). Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

KP with reduced efficiency.

Active

SPN 100 FMI 8

Malfunction of the speed sensor at the exit from the gearbox (tachograph sensor).

Perform a diagnostic check of the tachograph unit. Check parameterization. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

KP with reduced efficiency.

Active

SPN 101 FMI 8

Faulty speed signals at the output of the gearbox ( Astronic sensor and tachograph sensor).  

Perform a diagnostic check of the tachograph unit. Check parameterization. Check sensors (X1B / 11). Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

KP lock.

Stop.

SPN 102 FMI 3

Malfunction in the coherence of speeds at the input and output of the gearbox.

Check sensors (X1B / 11). Perform a diagnostic check of the tachograph unit. Check parameterization. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

KP with reduced efficiency.

Active

SPN 104 FMI 1

Battery voltage is too high.

Check the voltage at the contacts of the control unit ( connector: X1A, contacts: 1, 4, 5, 16, 17). Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

In repair.

Active

SPN 105 FMI 2

Battery voltage is too low.

Check the voltage at the contacts of the control unit (X1A / 1, X1A / 4, X1A / 5, X1A / 16, X1A / 17). Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 107 FMI 2

Clutch sensor power is out of range.

Carry out a diagnostic check of the clutch drive. Check cable connections between Astronic and components (X1B / 15). Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 108 FMI 0

Gear Lever Error.

Check the manipulator. Check CAN communication (X1A / 8, X1A / 12, X1A / 13, X1A / 14). Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.  

KP lock.

Active

SPN 113 FMI 4

Error CAN Intarder. 

Perform a diagnostic check on the Intarder unit . Check parameterization. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

In repair.

Active

SPN 114 FMI 0

Involuntary circuit when the machine is stopped with the speed on.

Check clutch actuator air pressure. If the pressure is normal, replace the clutch actuator.

KP lock.

Stop.

SPN 117 FMI 0

Error initializing clutch.

Carry out a diagnostic check of the clutch drive. Check cable connections between the control unit and the clutch actuator. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

KP lock.

Stop.

SPN 118 FMI 0

Clutch failure.

Carry out a diagnostic check of the clutch drive. Check cable connections between the control unit and the clutch actuator. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

KP lock.

Stop.

SPN 119 FMI 0

Clutch failure, torque transmission.

Carry out a diagnostic check of the clutch drive. Check cable connections between the control unit and the clutch actuator. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

KP lock.

Stop.

SPN 120 FMI 0

Mechanical failure of the small-valve electrical valve.

Carry out a diagnostic check of the clutch drive. Check grip. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

Clutch.

Active

SPN 121 FMI 0

Mechanical malfunction of the high disengagement electric valve.

Carry out a diagnostic check of the clutch drive. Check grip. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

Clutch.

Active

SPN 122 FMI 0

Mechanical failure of the small-valve electrical valve.

Carry out a diagnostic check of the clutch drive. Check grip. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

Clutch.

Active

SPN 123 FMI 0

Mechanical malfunction of the high disengagement electric valve.

Carry out a diagnostic check of the clutch drive. Check grip. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

Clutch.

Active

SPN 124 FMI 0

Clutch displacement signal malfunction.

Carry out a diagnostic check of the clutch drive. Check cable connections between Astronic and components (X1B / 10, X1B / 15, X1B / 20). Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

Clutch.

Active

SPN 125 FMI 0

Faulty pressure regulator.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

In repair.

Active

SPN 126 FMI 3

Faulty air pressure signal.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

In repair.

Active

SPN 127 FMI 3

Malfunction of the internal temperature sensor of the unit.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

In repair.

Active

SPN 128 FMI 0

Faulty oil temperature signal.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

In repair.

Active

SPN 129 FMI 6

Short circuit to battery voltage plus.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 130 FMI 5

Short circuit to 0 volts.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 131 FMI 10

Open circuit.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 132 FMI 0

Translation sensor initialization failure.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 133 FMI 6

Short circuit to battery voltage plus.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Active

SPN 134 FMI 5

Short circuit to 0 volts.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Active

SPN 135 FMI 10

Open circuit.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Active

SPN 136 FMI 0

Faulty initialization of the selection sensor.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 137 FMI 6

Short circuit to battery voltage plus.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 138 FMI 5

Short circuit to 0 volts.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 139 FMI 10

Open circuit.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 140 FMI 0

Malfunction of the sensor of the back relay.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 141 FMI 6

Short circuit to battery voltage plus.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 142 FMI 5

Short circuit to 0 volts.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 143 FMI 10

Open circuit.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 144 FMI 0

Front Relay Sensor Initialization Fault.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 145 FMI 0

The rear relay is locked in the present position.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 146 FMI 0

The rear relay does not enter the target position.

Check air pressure. Check mechanical control of parts. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

KP with reduced efficiency.

Active

SPN 147 FMI 0

The rear relay is locked in the intermediate position.

Check air pressure. Check mechanical control of parts. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 148 FMI 0

The front relay is locked in the present position.

Check air pressure. Check mechanical control of parts. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 149 FMI 0

The front relay does not enter.

Check air pressure. Check mechanical control of parts. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 150 FMI 0

The front relay is locked in the intermediate position.

Check air pressure. Check mechanical control of parts. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 151 FMI 0

The selection cylinder is locked in the present position.

Check air pressure. Check mechanical control of parts. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 152 FMI 0

The selection cylinder does not enter the target position.

Check air pressure. Check mechanical control of parts. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 153 FMI 0

The selection cylinder is locked in the intermediate position.

Check air pressure. Check mechanical control of parts. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 154 FMI 0

It is not possible to disable the currently enabled speed.

Check air pressure. Check mechanical control of parts. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 155 FMI 0

Unable to turn off speed.

Check air pressure. Check mechanical control of parts. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 156 FMI 0

Speed switching is incorrect.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 157 FMI 0

The sensor on the selection cylinder moves away from its position.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

In repair.

Active

SPN 158 FMI 0

The transfer cylinder sensor is out of range.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 159 FMI 0

The rear relay sensor is out of range.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 160 FMI 0

The cylinder sensor of the front relay exceeds the permissible limits.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 163 FMI 0

The engine does not respond to transmission control.

Use diagnostic monitoring of engine communications. Carry out a diagnostic check of the EECU . Check parameterization. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.  

KP lock.

Active

SPN 164 FMI 8

The signal "torque set by the driver" is erroneous.

Check the correct position of the accelerator pedal. Carry out a diagnostic check of the EECU . Check parameterization. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.  

KP with reduced efficiency.

Active

SPN 165 FMI 8

The position of the pedal, the signal is erroneous.

Check the correct position of the accelerator pedal. Carry out a diagnostic check of the EECU . Check parameterization. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

Push the lever.

Active

SPN 168 FMI 8

Contact raised pedal, erroneous signal.

Check the correct position of the accelerator pedal. Carry out a diagnostic check of the EECU . Check parameterization. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

Push the lever.

Active

SPN 169 FMI 0

The internal trip relay does not turn off.

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 170 FMI 0

There is no battery voltage.

Check the voltage at the contacts of the control unit (X1A / 1, X1A / 4, X1A / 5, X1A / 16, X1A / 17). Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

KP lock.

Stop.

SPN 171 FMI 8

The signal "current engine torque" is erroneous.

Carry out a diagnostic check of the EECU . Check parameterization. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

In repair.

Active

SPN 173 FMI 8

The signal "pressed brake pedal", erroneous.

Carry out a diagnostic check of the EBS unit . Check parameterization. Check brake pedal. Perform a diagnostic check on VECU . Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.     

In repair.

Active

SPN 175 FMI 4

"+ APC", the signal is erroneous.

Check the voltage at the contacts of the control unit (X1A / 1, X1A / 4, X1A / 5, X1A / 16, X1A / 17). Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Active

SPN 177/178 FMI 4, SPN 179 FMI 0 

CAN fault . 

Perform CAN communication test (X1A / 8, X1A / 12, X1A / 13, X1A / 14). Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.   

KP lock.

Stop.

SPN 180 FMI 4

CAN fault (engine message). 

Carry out a diagnostic check of the EECU . Check parameterization. Perform CAN communication test (X1A / 8, X1A / 12, X1A / 13, X1A / 14). Clear fault codes, carry out a test drive to confirm the defect. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.     

KP lock.

Stop.

SPN 181 FMI 4

CAN fault (vehicle message). 

Carry out a diagnostic check of the EECU . Check parameterization. Perform CAN communication test (X1A / 8, X1A / 12, X1A / 13, X1A / 14). Clear fault codes, carry out a test drive to confirm the defect. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.     

KP lock.

Stop.

SPN 182 FMI 4

CAN fault (vehicle message). 

Carry out a diagnostic check of the VECU . Check parameterization. Perform CAN communication test (X1A / 8, X1A / 12, X1A / 13, X1A / 14). Clear fault codes, carry out a test drive to confirm the defect. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.     

In repair.

Active

SPN 183 FMI 4

CAN fault (engine retarder message). 

Carry out a diagnostic check of the EECU . Check parameterization. Perform CAN communication test (X1A / 8, X1A / 12, X1A / 13, X1A / 14). Clear fault codes, carry out a test drive to confirm the defect. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.     

In repair.

Active

SPN 184 FMI 4

CAN fault (transmission retarder message). 

Check parameterization of the Astronic unit . Perform a diagnostic check on the Intarder unit . Check parameterization. Perform CAN communication test (X1A / 8, X1A / 12, X1A / 13, X1A / 14). Turn off the contact, turn it on again and repeat the test.      

In repair.

Active

SPN 188/189 FMI 0

Malfunction of the Astronic electronic unit . 

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 190 FMI 0

Faulty parameters outside.

Perform parameterization.

KP lock.

Stop.

SPN 191 FMI 0

Checksum malfunction . 

Perform parameterization.

KP lock.

Stop.

SPN 192 FMI 0

Malfunction of the Astronic electronic unit . 

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Active

SPN 193 FMI 1

Astronic electronic unit temperature is too high.  

Clear fault codes, carry out a test drive to confirm the defect. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Active

SPN 197 FMI 8

Front axle speed signal malfunction.

Carry out a diagnostic check of the EBS unit . Check parameterization. Perform CAN communication test (X1A / 8, X1A / 12, X1A / 13, X1A / 14). Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.  

KP with reduced efficiency.

Active

SPN 198 FMI 8

Malfunction of a signal of relative speed of wheels.

Carry out a diagnostic check of the EBS unit . Check parameterization. Perform CAN communication test (X1A / 8, X1A / 12, X1A / 13, X1A / 14). Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.  

KP with reduced efficiency.

Active

SPN 199 FMI 4

CAN fault ( EBS / ABS message ).  

If the fault persists, replace the control unit.

KP with reduced efficiency.

Active

SPN 200 FMI 4

CAN fault ( PTO - V ) (vehicle message).  

Carry out a diagnostic check of the VECU . Check parameterization. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.  

PTO failure.

Active

SPN 201 FMI 8

Activation Failure (PTO-V).

Check parameterization of Astronic and VECU units . Check the power take-off switch in the cab. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.    

PTO failure.

Active

SPN 202 FMI 8

Activation failure ( PTO - V ) (vehicle message).

Check parameterization of Astronic and VECU units . Check the power take-off switch in the cab. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.    

PTO failure.

Active

SPN 204 FMI 4

CAN fault (cab lever message). 

Perform manipulator testing. Carry out a diagnostic check of the VECU . Erase fault codes, carry out a control trip to confirm the defect, after the trip, check the manipulator again.   

KP lock.

Active

SPN 205 FMI 8

Faulty lever position.

Perform manipulator testing. Carry out a diagnostic check of the VECU . Erase fault codes, carry out a control trip to confirm the defect, after the trip, check the manipulator again.  

KP lock.

Active

SPN 206 FMI 8

Faulty lever position.

Perform manipulator testing. Carry out a diagnostic check of the VECU . Erase fault codes, carry out a control trip to confirm the defect, after the trip, check the manipulator again.  

KP lock.

Active

SPN 210 FMI 4

Faulty CAN tachograph.  

Perform a diagnostic check of the tachograph. Check parameterization. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

In repair.

Active

SPN 227 FMI 0

Malfunction of the Astronic electronic unit . 

Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit.

KP lock.

Stop.

SPN 4001

The air pressure is too weak.

Perform air pressure check using a PC. If the pressure is weak, carry out a diagnosis and repair of the pneumatic system. Turn off the contact, turn it on again and repeat the test. If the fault persists, replace the control unit. 

Air pressure.

Active

SPN 4002

Clutch slips too much.

Clutch is used in too difficult conditions. Check clutch wear. Inspect the clutch elements.

Clutch wear.

Active

SPN 4003

The clutch is worn.

Check clutch wear. Inspect the clutch elements. Replace the clutch if necessary.

Clutch wear.

Active

SPN 4004

KP temperature is too high.

Delete DTC. Turn off the contact, turn it on again and repeat the test. With stability of the malfunction and in the absence of malfunctions and wear of the gearbox, replace the control unit.    

Overheat.

Active

SPN 4005

Approach for locking the clutch in case of failure of the accelerator pedal (push the lever and hold it for 3 seconds).

Carry out a diagnostic check of the VECU and a diagnosis of the accelerator pedal.  

Push the lever.

Active

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