P2309

P2309

Diagnosis information - DME (DFI)

Bar ignition module, cylinder 4

NOTE:
The bar ignition module cannot be tested as it is an active component.
If a faulty bar ignition module is diagnosed, the connection to the engine ground must be checked before replacing the module as otherwise a faulty engine ground connection will damage the new bar ignition module.

Diagnostic conditions
- Battery positive voltage between 10 V and 16 V
- Time after engine starts more than 2 seconds
- Engine temperature more than -30 °C (-22 °F)

Possible fault causes
- Short circuit to B+
- Short circuit to ground
- Open circuit
- Fuse D7 faulty
- Bar ignition module faulty