2010 Porsche Panamera Turbo (970) V8-4.8L Turbo A L L Diagnostic Trouble Codes ( DTC ): P Code Charts Page 89
Clutch 1 remains mechanically at excessively high pressure after rapid filling
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 wire harness
- Clutch faulty
- Hydraulics faulty
Fault setting conditions
- Pressure in target gear > filling pressure + offset (10 bar)
Fault effects
- Open clutches 1 and 2
- Disengage all gears
- Moving off in 2nd gear
- Only gears 2, 4 and 6 are possible
- Transmission limp-home indication in instrument cluster control unit
Clutch 1 Blocks For POS N/P Or D/R
P17B4
Diagnostic information - PDK
Clutch 1 blocks for POS N/P or D/R
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: P0843, P181A
- The following faults are not detected: P1706, P1707
Fault effects
- Only gears 2, 4 and 6 are possible
- Transmission limp-home indication in instrument cluster control unit
Clutch 2 Blocks For POS N/P Or D/R
P17B4
Diagnostic information - PDK
Clutch 2 blocks for POS N/P or D/R
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: P0843, P181A
- The following faults are not detected: P1706, P1707
Fault effects
- Only gears 1, 3, 5 and 7 are possible
- Transmission limp-home indication in instrument cluster control unit
Clutch 1 Cannot Be Opened
P17B4
Diagnosis information - PDK
Clutch 1 cannot be opened
