2010 Porsche Panamera Turbo (970) V8-4.8L Turbo A L L Diagnostic Trouble Codes ( DTC ): P Code Charts Page 422
- Knock sensor 1 Faulty
- Level Engine oil too low
- Engine Faulty (Mechanical fault)
Fault setting condition(s)
- The fault is detected if the signal of the knock sensor changes insufficiently or is too weak (noise is >>quieter<< than expected).
Fault effects
- If the fault is stored, the ignition timing is retarded for all cylinders affecting this knock sensor in the >knock-control active< range.
- Knock control adaptation is idle.
P0331
P0331
Diagnosis information - Control unit DME (DFI)
Knock sensor 2
Diagnostic conditions
- Short test
or
- Engine running, at:
- Period since engine was started > 10 Second(s)
- Engine temperature > 50 锟斤拷C (锟斤拷F)
- Engine speed > 1,000 1/min
- different load ranges
Possible fault causes
- Loose contact or corrosion on connectors or lines
- Short circuit to ground or open circuit in lines
- Knock sensor 2 loose
- Knock sensor 2 Faulty
Fault setting condition(s)
- The fault is detected if the signal of the knock sensor changes insufficiently or is too weak (noise is >>quieter<< than expected).
Fault effects
- If the fault is stored, the ignition timing is retarded for all cylinders affecting this knock sensor in the >knock-control active< range.
- Knock control adaptation is idle.
P0332
P0332
Diagnosis information - Control unit DME (DFI)
Knock sensor 2
Diagnostic conditions
- Short test
or
- Engine running, at:
- Period since engine was started > 10 Second(s)
- Engine temperature > 50 锟斤拷C (锟斤拷F)
- Engine speed > 1,000 1/min
- different load ranges
Possible fault causes
- Loose contact or corrosion on connectors or lines
- Short circuit to B+/ground/between lines or open circuit in the lines
- Knock sensor 2 loose or braced
- Knock sensor 2 Faulty
- Level Engine oil too low
- Engine Faulty (Mechanical fault)
Fault setting condition(s)
- The fault is detected if the signal of the knock sensor changes insufficiently or is too weak (noise is >>quieter<< than expected).
