Mercedes Atego 2 List of fault codes control unit for parameterizable special module (PSM)

0100 An external control unit for monitoring the temperature in the cab or in the trailer has detected a malfunction. Information is transmitted via the CAN cab or CAN trailer to the PSM control unit (parameterizable special module).

0101 The external control unit for registering temperature in the cab or in the trailer is not connected via the CAN bus of the body or the CAN bus of the trailer to the PSM control unit (parameterizable special module).

0160 Communication failure on the CAN bus

0161 Communication failure with ABS control unit or BS brake control unit

0162 Communication failure with GS GS (transmission control)

0163 Communication failure with FR control unit (motion control)

0164 Communication failure with INS control unit (instrument cluster)

0200 An external control unit for monitoring the fluid level in the cab or trailer has detected a malfunction. Information is transmitted via the CAN cab or CAN trailer to the PSM control unit (parameterizable special module).

0201 The external control unit for registering the fluid level in the cab or in the trailer is not connected via the CAN bus of the body or the CAN bus of the trailer to the PSM control unit (parameterizable special module).

0270 Single-wire body CAN bus mode not possible.

0271 CAN-H wire CAN bus-cab defective

0272 CAN-L wire CAN bus cab defective

0300 An external control unit for monitoring pressure in the cab or trailer has detected a malfunction. Information is transmitted via the CAN cab or CAN trailer to the PSM control unit (parameterizable special module).

0301 The external control unit for registering pressure in the cab or in the trailer is not connected via the CAN bus of the body or the CAN bus of the trailer to the PSM control unit (parameterizable special module).

0370 Single-wire trailer CAN bus mode not possible.

0371 CAN-H wire CAN-trailer bus defective

0372 CAN-L wire CAN-trailer bus defective

0400 An external control unit for the ramp assistant has detected a malfunction. Information is transmitted via the CAN cab or CAN trailer to the PSM control unit (parameterizable special module).

0460 Communication failure on the telematics CAN bus

1010 Internal error in the control unit

1011 EEPROM malfunction

1012 Parameterization error in the control unit

1013 Software not fully downloaded.

1014 Control unit software is missing or incorrect.

1015 Checksum error in control unit software

1016 An error was detected in the software of the control unit.

1017 Software: Sync Failure

1100 Overvoltage at terminal 30

1101 Undervoltage at terminal 30

1102 Power failure terminal 30

1200 Overvoltage at terminal 15

1201 Undervoltage at terminal 15

1210 Wire break at terminal 15

2020 Output 'Engine running, generator OK' (terminal X4 18/9) has a short to ground.

2021 Output 'The engine is running, the generator is working' (contact X4 18/9) has a short circuit to positive or open circuit.

2120 Output 'Retarder deactivation' (contact X4 18/10) has a short to ground.

2121 Exit 'Deactivating the retarder' (contact X4 18/10) has a short circuit to positive or an open circuit.

2220 Output 'Activation of the clutch lock cylinder' (contact X4 18/11) has a short to ground.

2221 Output 'Activation of the clutch lock cylinder' (contact X4 18/11) has a short circuit to positive or open circuit.

2320 Output 'Clutch engagement valve activation' (terminal X4 18/12) has a short to ground.

2321 Output 'Activation of the clutch engaging valve' (contact X4 18/12) has a short circuit to positive or open circuit.

2420 Activation 'Output' (contact X4 18/13) has a short to ground.

2421 Activation 'Output' (contact X4 18/13) has a short circuit to positive or open circuit.

2520 Output 'Power take-off response' (contact X4 18/14) has a short to ground.

2521 Output 'Response message from the power take-off mechanism' (contact X4 18/14) has a short circuit to positive or open circuit.

2620 Output 'Neutral position' (terminal X4 18/15) has a short to ground.

2621 Output 'Neutral position' (contact X4 18/15) has a short circuit to positive or open circuit.

2720 Output 'Activation of the power take-off 1' (terminal X4 18/16) has a short to ground.

2721 Output 'Activation of the power take-off mechanism 1' (terminal X4 18/16) has a short circuit to positive or open circuit.

2722 Missing response message of the power take-off mechanism 1 (contact ХЗ 15/7) despite the activation of the power take-off mechanism 1 (contact Х4 18/16)

3020 Output 'Reverse gear engaged' (terminal X4 18/9) has a short to ground.

3021 Output 'Reverse gear engaged' (terminal X4 18/9) has a short circuit to positive or an open circuit.

3120 Output 'Gear 1' engaged (terminal X4 18/10) has a short to ground.

3121 Output 'Gear 1' engaged (terminal X4 18/10) has a short circuit to positive or an open circuit.

3220 Output 'Kickdown' (contact X4 18/11) has a short to ground.

3221 Output 'Kickdown' (contact X4 18/11) has a short circuit to positive or open circuit.

3320 Output 'Parking brake' (contact X4 18/12) has a short to ground.

3321 Output 'Parking brake' (contact X4 18/12) has a short circuit to positive or open circuit.

3420 Output 'ABS fault' (terminal X4 18/13) has a short to ground.

3421 Output 'ABS fault' (terminal X4 18/13) has a short circuit to positive or an open circuit.

3520 Output 'Gear 2' is engaged (terminal X4 18/14) has a short to ground.

3521 Output 'Gear 2' is engaged (pin X4 18/14) has a short circuit to plus or open circuit.

4020 Output X4 18/9 has a short to ground.

4021 Output X4 18/9 has a short circuit to positive or open circuit.

4120 Output X4 18/10 has a short to ground.

4121 Output X4 18/10 has a short circuit to positive or open circuit.

4220 Output X4 18/11 has a short to ground.

4221 Output X4 18/11 has a short circuit to positive or open circuit.

4320 Output X4 18/12 has a short to ground.

4321 Output X4 18/12 has a short circuit to positive or open circuit.

4420 Output X4 18/13 has a short to ground.

4421 Output X4 18/13 has a short circuit to positive or open circuit.

4520 Output X4 18/14 has a short to ground.

4521 Output X4 18/14 has a short circuit to positive or open circuit.

4620 Output X4 18/15 has a short to ground.

4621 Output X4 18/15 has a short circuit to positive or open circuit.

4720 Output X4 18/16 has a short to ground.

4721 Output X4 18/16 has a short circuit to positive or open circuit.

4820 Output X4 18/17 has a short to ground.

4821 Output X4 18/17 has a short circuit to positive or open circuit.

4920 Output X4 18/18 has a short to ground.

4921 Output X4 18/18 has a short circuit to positive or open circuit.

5020 Output 'Engine speed signal' (terminal X1 18/4) has a short to ground.

5021 Output 'Engine speed signal' (terminal X1 18/4) has a short circuit to positive or an open circuit.

5120 Output 'Speed signal' (contact X1 18/5) has a short to ground.

5121 Output 'Speed signal' (contact X1 18/5) has a short circuit to positive or open circuit.

5220 Output 'Rated torque signal' (terminal X1 18/6) has a short to ground.

5221 Output 'Rated torque signal' (terminal X1 18/6) has a short circuit to positive or open circuit.

5320 Output 'Load limit signal' (contact X1 18/7) has a short to ground.

5321 Output 'Load Limit Signal' (pin X1 18/7) has a short circuit to positive or short circuit.

5420 Output 'Signal PWM1' (pin X1 18/8) has a short to ground.

5421 Output 'Signal PWM1' (pin X1 18/8) has a short circuit to positive or open circuit.

5520 Output 'PWM2 signal' (contact X1 18/9) has a short to ground.

5521 Output 'PWM2 signal' (contact X1 18/9) has a short circuit to positive or open circuit.

6040 The input signal of the manual mode sensor (contact X1 18/11) has a short circuit to ground or an open circuit.

6041 The input signal of the manual mode sensor (terminal X1 18/11) has a short to positive.

6042 The power cable of the manual mode sensor (terminal X1 18/10) has a short to ground.

6043 Manual sensor power supply wire (terminal X1 18/10) has a short to positive.

6140 Input 'Start engine' (contact X2 18/7) has a short to ground.

6141 Input 'Starting the engine' (contact X2 18/7) has a short circuit to positive.

6240 Input 'Engine stop' (terminal X2 18/8) has a short to ground.

6241 Input 'Engine stop' (contact X2 18/8) has a short circuit to positive.

6340 Input 'Start inhibit' (contact X2 18/9) has a short to ground.

6341 Input 'Start inhibit' (contact X2 18/9) has a short circuit to positive.

6440 Input 'Plate switch' (terminal X2 18/13) has a short to ground.

6441 Input 'Plate switch' (contact X2 18/13) has a short circuit to positive.

6540 Input 'Clutch remote control' (terminal X4 18/4) has a short to ground.

6541 Input 'Clutch remote control' (contact X4 18/4) has a short circuit to positive.

6640 Input 'Exposure to ABS' (terminal X4 18/4) has a short to ground.

6641 Input 'Exposure to ABS' (contact X4 18/4) has a short circuit to positive.

6740 Input 'Reverse gear interrogation' (contact X4 18/4) has a short to ground.

6741 Input 'Reverse gear interrogation' (contact X4 18/4) has a short circuit to positive.

6840 Input 'Shift to neutral' (terminal X4 18/4) has a short to ground.

6841 Input 'Transmission to neutral' (contact X4 18/4) has a short circuit to positive.

6940 Input 'Retarder status' (terminal X4 18/5) has a short to ground.

6941 Input 'Brake retardant state' (contact X4 18/5) has a short circuit to positive.

7040 Input 'Parking brake' (contact X4 18/5) has a short to ground.

7041 Input 'Parking brake' (contact X4 18/5) has a short circuit to positive.

7440 Digital input X2 18/7 has a short to ground.

7441 Digital input X2 18/7 has a short to positive.

7540 Digital input X2 18/8 has a short to ground.

7541 Digital input X2 18/8 has a short to positive.

7640 Digital input X2 18/9 has a short to ground.

7641 Digital input X2 18/9 has a short to positive.

7740 Digital input X2 18/13 has a short to ground.

7741 Digital input X2 18/13 has a short to positive.

7840 Digital input X4 18/4 has a short to ground.

7841 Digital input X4 18/4 has a short to positive.

7940 Digital input X4 18/5 has a short to ground.

7941 Digital input X4 18/5 has a short to positive.

8080 The protection function for power take-offs has been manually overcome.