2010 Porsche Cayenne S (9PA) V8-4.8L A L L Diagnostic Trouble Codes ( DTC ): P Code Charts Page 107
Affected contacts on the bar ignition module connector
Connector [A]:
- Contact 1
- Contact 2
- Contact 3
- Contact 4
P2321
P2321
Diagnosis information - DME V8 DFI
Bar ignition module, cylinder 8
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 > 2 seconds
- Engine temperature > -30 锟斤拷C (-22 锟斤拷F)
Possible fault causes
- Short circuit to B+
- Short circuit to ground
- Open circuit in line
- Fuse F 07 faulty (fuse carrier in plenum panel E-box)
- Bar ignition module faulty
Affected contacts on the DFI control unit connector
Connector [B]:
- Contact 81
Affected contacts on the bar ignition module connector
Connector [A]:
- Contact 1
- Contact 2
- Contact 3
- Contact 4
P2322
P2322
Diagnosis information - DME V8 DFI
Bar ignition module, cylinder 8
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 > 2 seconds
- Engine temperature > -30 锟斤拷C (-22 锟斤拷F)
Possible fault causes
- Short circuit to B+
- Short circuit to ground
- Open circuit in line
- Fuse F 07 faulty (fuse carrier in plenum panel E-box)
- Bar ignition module faulty