2010 Porsche Cayenne S (9PA) V8-4.8L A L L Diagnostic Trouble Codes ( DTC ): P Code Charts Page 60
Possible fault causes
- No or incorrect signal from PSM control unit
- CAN data bus faulty
P0502
P0502
Diagnosis information - DME V8 DFI
Vehicle speed
Diagnostic conditions
- Battery positive voltage between 10 V and 16 V
- Engine temperature > 30 锟斤拷C (86 锟斤拷F)
- Engine speed 1408 ... 3000 rpm
- Vehicle speed > 20 km/h (13 mph)
- Overrun shut-off
- Brake released
Possible fault causes
- No or incorrect signal from PSM control unit
- CAN data bus faulty
P0503
P0503
Diagnosis information - DME V8 DFI
Vehicle speed
Diagnostic conditions
- Battery positive voltage between 10 V and 16 V
- Engine temperature > 30 锟斤拷C (86 锟斤拷F)
- Engine speed 1408 ... 3000 rpm
- Vehicle speed > 20 km/h (13 mph)
- Overrun shut-off
- Brake released
Possible fault causes
- No or incorrect signal from PSM control unit
- CAN data bus faulty
P0506
P0506
Diagnosis information - DME V8 DFI
Idle speed control at stop below limit value
Diagnostic conditions
- Engine idling > 20 s
- Vehicle not moving
- Engine not loaded
- Engine temperature > 60 锟斤拷C (140 锟斤拷F)
- No tank ventilation or tank ventilation diagnosis
- No secondary air diagnosis
- Altitude correction factor > 0.75 (altitude below 2450 m)
- No fault for speed signal, throttle potentiometer, engine temperature, intake air temperature, tank vent or tank ventilation system
Possible fault causes
- Throttle valve adjusting unit faulty
P0507
P0507
Diagnosis information - DME V8 DFI
Idle speed control at stop above limit value
Diagnostic conditions
- Engine idling > 20 s