Scania EMU fault codes
All 722 Scania EMU diagnostic trouble codes, with meaning, causes and how to fix them.
Control units:
EMU1 (ECS)
Showing 181–240 of 722 codes
- 8229hex 002025 Coolant pump M76, control signal, short circuit to earth
- 8230hex 002026 Coolant pump M76, control signal, short circuit to battery
- 8231hex 002027 Coolant pump M76, control signal, open circuit
- 8232hex 002028 Coolant pump M76, supply signal, short circuit to battery
- 8240hex 002030 Electrical fault, coolant pump for electric machine M77, supply, short circuit to earth
- 8241hex 002031 Coolant pump (M77) shorted to earth
- 8242hex 002032 Coolant pump (M77), short circuit to voltage supply
- 8243hex 002033 Coolant pump (M77) not responding
- 8244hex 002034 Coolant pump (M77), low electric power consumption
- 8245hex 002035 Coolant pump (M77), short circuit to voltage supply
- 8246hex 002036 Coolant pump M77 does not reach the required speed
- 8247hex 002037 Motor and Inverter Pump Supply, Shorted To Low Source
- 8248hex 002038 Motor and Inverter Pump Supply, Shorted To High Source
- 8249hex 002039 Motor and Inverter Pump Feedback Signal, Shorted To Low Source
- 8250hex 00203A Motor and Inverter Pump Feedback Signal, Shorted To High Source or Open Circuit
- 8251hex 00203B Motor and Inverter Pump Internal Diagnostic, Pump detects overvoltage
- 8252hex 00203C Motor and Inverter Pump Internal Diagnostic, Pump detects undervoltage
- 8253hex 00203D Motor and Inverter Pump Internal Diagnostic, Pump detects high internal temperature
- 8254hex 00203E Motor and Inverter Pump Internal Diagnostic, Pump detects short circuit
- 8255hex 00203F Motor and Inverter Pump Internal Diagnostic, Pump is Blocked
- 8256hex 002040 Motor and Inverter Pump Internal Diagnostic, Pump detect low current (Dry run)
- 8257hex 002041 Motor and Inverter Pump Internal Diagnostic feedback signal out of range
- 8258hex 002042 Motor and Inverter pump internal diagnostic, PWM control signal error
- 8260hex 002044 Motor and Inverter Pump Control Output, Shorted To High Source
- 8261hex 002045 Motor and Inverter Pump Control Output, SPI Communication Error to Driver ASIC
- 8272hex 002050 Cooling fan M39, short circuit to earth
- 8273hex 002051 Cooling fan M39, short circuit to voltage supply
- 8274hex 002052 Cooling fan M40, control signal, short circuit to earth or open circuit
- 8275hex 002053 Cooling fan M40, control signal, short circuit to battery
- 8276hex 002054 Cooling fan M40, control signal, internal fault
- 8277hex 002055 Coolant fan M39, feedback signal, short circuit to earth
- 8278hex 002056 Cooling fan M39, feedback signal, signal fault
- 8279hex 002057 Cooling fan M40, feedback signal, does not respond as expected
- 8280hex 002058 Cooling fan M40, control signal, short circuit to battery or open circuit
- 8281hex 002059 The Front cooling fan 2 M40 does not run at the desired speed
- 8282hex 00205A Cooling fan M96, supply voltage out, internal fault
- 8283hex 00205B Cooling fan M96, supply voltage out, short circuit to earth
- 8284hex 00205C Cooling fan M96, supply voltage out, short circuit to battery
- 8286hex 00205E Cooling fan M96, communication fault
- 8288hex 002060 Cooling fan M39, control signal, internal fault
- 8289hex 002061 Cooling fan M40, internal fault
- 8290hex 002062 Cooling fan M39, not responding
- 8291hex 002063 Cooling fan M39, feedback signal, signal fault
- 8292hex 002064 Cooling fan M40, not responding
- 8293hex 002065 Cooling fan M40, feedback signal, signal fault
- 8294hex 002066 Cooling fan M39 and cooling fan M40, not responding
- 8295hex 002067 Cooling fan M96, not responding
- 8296hex 002068 Cooling fan M96, wrong speed
- 8297hex 002069 Front cooling fan 2 feedback signal is not plausible
- 8304hex 002070 Water valve V238, short circuit to earth
- 8305hex 002071 Water valve V238, short circuit to battery
- 8306hex 002072 Water valve V238, open circuit
- 8307hex 002073 Water valve V237, short circuit to earth
- 8308hex 002074 Water valve V237, short circuit to voltage supply
- 8309hex 002075 Water valve V237, open circuit
- 8310hex 002076 Water valve V246, short circuit to earth
- 8311hex 002077 Water valve V246, short circuit to battery
- 8312hex 002078 Water valve V246, open circuit
- 8320hex 002080 Water valve V247, short circuit to earth
- 8321hex 002081 Water valve V247, short circuit to voltage supply