Scania fault code 304
Code 304 is used by 4 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Lambda sensor T137
Implausible value from the lambda sensor.
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TMS Transmission Management System
Electrical clutch actuator, high electric power consumption
Estimated amperage exceeded 100 A for at least 1 s.
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VDT
Solenoid valve
Open circuit.
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LAS Locking and Alarm System
Alarm code, driver door lock
The fault affects engine performance. It is difficult to start the engine. Engine emissions are affected.
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