2010 Porsche Panamera Turbo (970) V8-4.8L Turbo A L L Diagnostic Trouble Codes ( DTC ): P Code Charts Page 90
Diagnostic conditions
The control unit initially tests internal function sequences when the ignition is switched on (terminal 15). If they are OK, all diagnosable outputs are
then tested and any faults are stored.
- Ignition on
- The following faults are not detected: P0841, P0843, P181A
Possible fault causes
- Shunt in wiring harness
- Clutch faulty
- Hydraulics faulty
Fault setting conditions
- Actual pressure at clutch 1 < touchpoint + offset (2 bar)
Fault effects
- Gear held
- Transmission limp-home indication in instrument cluster control unit
Clutch 2 Cannot Be Opened
P17B4
Diagnosis information - PDK
Clutch 2 cannot be opened
Diagnostic conditions
The control unit initially tests internal function sequences when the ignition is switched on (terminal 15). If they are OK, all diagnosable outputs are
then tested and any faults are stored.
- Ignition on
- The following faults are not detected: P0846, P0848, P181B
Possible fault causes
- Shunt in wiring harness
- Clutch faulty
- Hydraulics faulty
Fault setting conditions
- Actual pressure at clutch 2 < touchpoint + offset (2 bar)
Fault effects
- Gear held
- Transmission limp-home indication in instrument cluster control unit
Clutch 1 Cannot Be Opened During Shift Overlap
P17B4
Diagnosis information - PDK
Clutch 1 cannot be opened during shift overlap
Diagnostic conditions
The control unit initially tests internal function sequences when the ignition is switched on (terminal 15). If they are OK, all diagnosable outputs are
then tested and any faults are stored.
- Ignition on
Possible fault causes
- Clutch faulty
- Hydraulics faulty
Fault setting conditions
- Tolerance value exceeded
Fault effects
- Transmission limp-home indication in instrument cluster control unit
