Scania fault code 321
Code 321 is used by 5 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Post injection ontime too short, cylinder 2.
The error is detected when the post injection ontime, for either post1 or post2, has been consequtively too short for a period of time.
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TMS Transmission Management System
Electrical clutch actuator
Error detected in the CAN message.
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VDT
Solenoid valve
Open circuit.
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LAS Locking and Alarm System
Alarm code, motion sensor in cab
The fault affects engine performance. It is difficult to start the engine. Engine emissions are affected.
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ALM
Motion and inclination detector 2, short circuit
Motion and inclination detector 2, T188 is short-circuited to earth.
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