Mercedes-Benz WS Error Code List (Maintenance System)

See also:

• Mercedes-Benz Trucks Service Repair Manuals
• Mercdes Trucks HZR and ZHE Fault Codes

WS Fault Codes list for such Mercedes-Benz Trucks as: Actros, Axor, Atego

0122 – CAN Bus Overload
0123 – CAN data bus functional failure
0132 – WS control unit lifecycle data is incorrect.
0133 – WS control unit parameters are incorrect.
0135 – Internal error in the control unit
0138 – Internal error in the control unit
0139 – Internal error in the control unit
0150 – CAN data reception waiting time BU ABS
0151 – Waiting time for receiving CAN data of a bus GS
0152 – Timeout for receiving CAN data data BU FR
0153 – Waiting time for receiving CAN data of the BU MR
0154 – Waiting time for receiving CAN data BU RS
0155 – Timeout for receiving CAN data data BU FR
0156 – Waiting time for receiving CAN data of the BU MR
0157 – Waiting time for receiving CAN data BU INS
0158 – Waiting time for receiving CAN data BU BS
0159 – Waiting time for receiving CAN data of a bus GS
0201 – KP oil temperature sensor has a short circuit to earth fault.
0202 – KP oil temperature sensor measurement range exceeded.
0205 – The measured value of the KP oil temperature sensor is unreliable.
0210 – Maximum permissible KP oil temperature exceeded.
0301 – The temperature sensor of the transfer case has a fault “Short circuit to ground”.
0302 – The transfer case temperature sensor measurement range has been exceeded.
0305 – The measured value of the transfer case temperature sensor is not valid.
0310 – The maximum permissible oil temperature of the transfer case has been exceeded.
0401 – The front axle temperature sensor has a short circuit to ground fault.
0402 – Front axle temperature sensor measurement range exceeded.
0405 – The measured value of the front axle temperature sensor is unreliable.
0410 – The maximum permissible oil temperature of the front axle gearbox has been exceeded.
0501 – The rear axle temperature sensor has a “short to ground” fault.
0502 – The measurement range of the rear axle temperature sensor has been exceeded.
0505 – The measured value of the rear axle temperature sensor is unreliable.
0510 – Maximum permissible rear axle oil temperature exceeded.
0601 – Condensed liquid sensor has a “short circuit” fault to ground.

0604 – Condensed liquid sensor has a fault “Electric circuit break”.
0605 – Invalid measured value of the condensate sensor.
1011 – Too much brake pad wear difference between the brakes of the 1st front axle.
1012 – Too much brake pad wear difference between the 1st front axle and the other axles.
1111 – Too much brake pad wear difference between the brakes of the 2nd front axle.
1112 – Too much brake pad wear difference between the 2nd front axle and the other axles.
1211 – Brake pad wear is too large between the brakes of the 1st rear axle.
1212 – Too much brake pad wear difference between the 1st rear axle and the other axles.
1311 – Too much brake pad wear difference between the brakes of the 2nd rear axle.
1312 – Too much brake pad wear difference between the 2nd rear axle and the other axles.
1401 – Shorting of the signal wire of the left brake pad wear sensor of the 1st front axle.
1402 – Measured brake pad wear value of the 1st front axle on the left above the measuring range.
1403 – Measured brake pad wear value of the 1st front axle on the left below the measuring range.
1404 – Broken signal wire of the left brake pad wear sensor of the 1st front axle.
1405 – Invalid measured brake pad wear value of the 1st front axle on the left.
1420 – Failure of the signal on CAN brake pad wear 1st front axle failure
1501 – Shorting of the signal wire of the right brake pad wear sensor of the 1st front axle.
1502 – Measured brake pad wear value of the 1st front axle on the right above the measuring range.
1503 – Measured brake pad wear value of the 1st front axle on the right below the measurement range.
1504 – Broken signal wire of the right brake pad wear sensor of the 1st front axle.
1505 – Invalid measured brake pad wear value of the 1st front axle on the right.
1520 – Failure of the signal on CAN brake pad wear 1st front axle failure
1601 – Shorting of the signal wire of the left brake pad wear sensor of the 2nd front axle.
1602 – Measured brake pad wear value of the 2nd front axle to the left above the measuring range.
1603 – Measured brake pad wear value of the 2nd front axle to the left below the measuring range.

1604 – Breakage of the signal wire of the left brake pad wear sensor of the 2nd front axle.
1605 – Incorrect measurement of the brake pad wear value of the 2nd front axle to the left.
1620 – CAN signal failure of brake pads of the 2nd front axle to the left
1701 – Shorting of the signal wire of the right brake pad wear sensor of the 2nd front axle.
1702 – Measured brake pad wear value of the 2nd front axle on the right above the measuring range.
1703 – Measured brake pad wear value of the 2nd front axle to the right below the measurement range.
1704 – Breakage of the signal wire of the right brake pad wear sensor of the 2nd front axle.
1705 – Invalid measured brake pad wear value of the 2nd front axle on the right.
1720 – CAN signal failure of brake pads of the 2nd front axle to the right
1801 – Shorting of the signal wire of the left brake pad wear sensor of the 1st rear axle.
1802 – Measured brake pad wear value of the 1st rear axle on the left above the measuring range.
1803 – Measured brake pad wear value of the 1st rear axle to the left below the measurement range.
1804 – Break of the signal wire of the left brake pad wear sensor of the 1st rear axle.
1805 – Invalid measured brake pad wear value of the 1st rear axle on the left.
1820 – Failure of the signal on CAN brake pad wear on the 1st rear axle to the left
1901 – Shorting of the signal wire of the right brake pad wear sensor of the 1st rear axle.
1902 – Measured brake pad wear value of the 1st rear axle to the right above the measuring range.
1903 – Measured brake pad wear value of the 1st rear axle to the right below the measurement range.
1904 – Break of the signal wire of the right brake pad wear sensor of the 1st rear axle.
1905 – Invalid measured brake pad wear value of the 1st rear axle on the right.
1920 – Failure of the signal on CAN brake pad wear of the 1st rear axle to the right
2001 – Shorting of the signal wire of the left brake pad wear sensor of the 2nd rear axle.
2002 – Measured brake pad wear value of the 2nd rear axle on the left above the measuring range.
2003 – Measured brake pad wear value of the 2nd rear axle on the left below the measurement range.
2004 – Break of the signal wire of the left brake pad wear sensor of the 2nd rear axle.
2005 – Invalid measured brake pad wear value of the 2nd rear axle on the left.

2020 – Failure of the CAN signal of brake pad wear on the 2nd rear axle to the left
2101 – Shorting of the signal wire of the right brake pad wear sensor of the 2nd rear axle.
2102 – The measured value of brake pad wear of the 2nd rear axle on the right above the measuring range.
2103 – Measured brake pad wear value of the 2nd rear axle to the right below the measurement range.
2104 – Breakage of the signal wire of the right brake pad wear sensor of the 2nd rear axle.
2105 – Invalid measured brake pad wear value of the 2nd rear axle on the right.
2120 – CAN signal failure of brake pads 2nd rear axle failure
2205 – Invalid measured value (path signal) of the tachograph.
2320 – CAN signal failure кон Residual pressure of circuit 1 or 2 ′ (INS)
3105 – Invalid signal speed Sz.
3120 – Failure of the NW speed signal via CAN
3220 – CAN speed signal failure
3320 – Failure of the engine torque setpoint signal by CAN
3420 – CAN signal failure of the measured outdoor temperature
3520 – CAN signal failure by the measured value; air filter pollution
4105 – Invalid measured value of oil temperature in the retarder (retarder).
4110 – The maximum permissible oil temperature in the retarder (retarder) has been exceeded.
4120 – CAN signal failure of the measured value of oil temperature in the retarder (retarder)
5105 – Invalid measured engine oil temperature.
5110 – Maximum permissible engine oil temperature exceeded.
5113 – Incorrect engine oil viscosity.
5120 – CAN signal failure of the engine oil measured value
5205 – Invalid measured coolant temperature value.
5210 – Maximum permissible coolant temperature exceeded.
5220 – CAN signal failure of the measured value of the coolant temperature
5320 – CAN signal failure of the measured value fuel consumption
7120 – Failure of the CAN signal of the actual value of the clutch