2010 Porsche Panamera Turbo (970) V8-4.8L Turbo A L L Diagnostic Trouble Codes ( DTC ): P Code Charts Page 252
Diagnostic conditions
- Ignition on > 5 Second(s)
Possible fault causes
- Fault Outside temperature sensor (See Fault memory Air-conditioning system regulator)
Fault setting condition(s)
- Fault Outside temperature sensor (See Fault memory Air-conditioning system regulator)
Fault effects
- Substitute value from model
- Positive crankcase ventilation is continuously activated if a fault is present when recording the ambient temperature.
P0076
P0076
Diagnosis information - Control unit DME (DFI)
Final stage Valve lift control Bank 1
Diagnostic conditions
- Idle speed > 10 Second(s)
- then, Increase engine rpm until the large valve lift has been switched. (See Actual value A220)
Possible fault causes
- Short circuit to B+/ground or open circuit in the line (Activation)
- Short circuit to ground or open circuit in lines (Power supply)
- Fuse Faulty
- Solenoid valve, hydraulic valve lift control Faulty
P0077
P0077
Diagnosis information - Control unit DME (DFI)
Final stage Valve lift control Bank 1
Diagnostic conditions
- Idle speed > 10 Second(s)
- then, Increase engine rpm until the large valve lift has been switched. (See Actual value A220)
Possible fault causes
- Short circuit to B+/ground or open circuit in the line (Activation )
- Short circuit to ground or open circuit in lines (Power supply)
- Fuse Faulty
- Solenoid valve, hydraulic valve lift control Faulty
Starter Interlock Signal, Short Circuit To B+
P081A
Diagnosis information - PDK
Starter interlock signal, 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.
- Ignition on
- Starter interlock active
Possible fault causes
- Line between DME control unit and PDK control unit faulty
- PDK control unit faulty
Fault setting conditions
- Starter interlock signal, voltage > 4 V
Fault effects
- Transmission limp-home indication in instrument cluster control unit
