2010 Porsche Panamera Turbo (970) V8-4.8L Turbo A L L Diagnostic Trouble Codes ( DTC ): P Code Charts Page 506
Diagnostic information - PDK
Pressure sensor 2, short circuit to B+
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.
- Engine running
- The following fault is not detected: P1706
- The following fault is not detected: P1707
Possible fault causes
- Line between pressure sensor 2 and PDK control unit faulty
- Pressure sensor 2 faulty
- PDK control unit faulty
- Clutch 2, measured oil pressure > 21 bar
Fault setting conditions
- Pressure sensor 2, signal > 4.5 V
Fault effects
- Engaged gear is held until vehicle stops
- Moving off possible only in 3rd gear
- Only gears 1, 3, 5 and 7 are possible
- Start enable only in selector lever position P
- Transmission limp-home indication in instrument cluster control unit
P0850
P0850
Diagnosis information - Control unit DME (DFI)
P/N Input signal, Open circuit/short circuit to B+
Diagnostic conditions
- Ignition on > 3 Second(s)
- then Engine start, at:
- Brake actuated
- Selector-lever position P or N
Possible fault causes
- Open circuit/short circuit to B+ Signal lead
Fault setting condition(s)
- Deviation Signal P/N Input signal - Signal via CAN
Fault effects
- Starter does not rotate
P0851
P0851
Diagnosis information - Control unit DME (DFI)
P/N Input signal, Short circuit to ground
Diagnostic conditions
- Ignition on > 3 Second(s)
- then Engine start, at:
- Brake actuated
- Selector-lever position P or N
Possible fault causes
- Short circuit to ground Signal lead
Fault setting condition(s)
- Deviation Signal P/N Input signal - Signal via CAN
