2010 Porsche Cayenne S (9PA) V8-4.8L A L L Diagnostic Trouble Codes ( DTC ): P Code Charts Page 75
2010 Porsche Cayenne S (9PA) V8-4.8L A L L Diagnostic Trouble Codes ( DTC ): P Code Charts Page 75
Diagnosis information - DME V8 DFI
Throttle valve adjusting unit - teaching cancelled
Diagnostic conditions
- Vehicle is stationary
- Engine temperature 5 - 100 锟斤拷C (41 - 212 锟斤拷F)
- Intake air temperature 5 ... 60 锟斤拷C (41 ... 140 锟斤拷F)
- Battery positive voltage > 9 V
- Pedal value less than 5%
- Ignition off
- Then switch on ignition (> 30 seconds)
- Engine off
Possible fault causes
- Teaching not performed successfully because conditions not met
P1528
P1528
Diagnosis information - DME V8 DFI
Ambient temperature via CAN (from instrument cluster)
Diagnostic conditions
- Ignition on > 5 seconds
Possible fault causes
- Missing or faulty message from instrument cluster
P1530
P1530
Diagnosis information - DME V8 DFI
Time information via CAN missing
NOTE:
- The DME (DFI) control unit receives time information from the instrument cluster at regular intervals (approx. 4 sec.) when the ignition is on.
- The fault is detected if the time information remains unchanged for longer than 60 seconds.
Diagnostic conditions
- Engine running
- then switch off engine
- Then switch on ignition for > 70 seconds
- Instrument cluster ready for operation
- No detection of CAN fault
Possible fault causes
- Wrong software version in DME (DFI) control unit (e.g. US data for EU4 vehicle)
- Wrong software version in gateway
- Wrong software version in instrument cluster
- Instrument cluster faulty
P1540
P1540
Diagnosis information - DME V8 DFI
Throttle valve adjusting unit
Diagnostic conditions
- Vehicle is stationary
- Engine temperature 5 - 100 锟斤拷C (41 - 212 锟斤拷F)
- Intake air temperature 5 ... 60 锟斤拷C (41 ... 140 锟斤拷F)
- Vehicle voltage > 9 V
- Accelerator pedal value 0 % (accelerator pedal NOT pressed)
- Ignition off
- Then switch on ignition (> 30 seconds)
