Vauxhall Workshop Service and Repair Manuals > Astra F > J Engine and Engine Aggregates | Fuel Injection Systems | Multec M | Control Unit | Description and Operation

Trouble Code Table; Engine Control Units

Engine management system			Cause of Fault
Multec/Diesel	Simtec	Motronic
83	59	143	Immobiliser not initialised or incorrectly initialised
84	93	144	No imo signal received
85	94	145	Incorrect imo signal received

Vauxhall Workshop Service and Repair Manuals