What causes a vacuum leak in a Porsche 911?
If there is no change in the running of the engine, then you might have a crankcase vacuum leak somewhere (sometimes caused by a failing air-oil separator–see Pelican Technical Article: Porsche 911 Air Oil Separator ). To induce a vacuum leak into the intake manifold, you can disconnect one or more of the hoses that connect to the intake.
What are the diagnostic codes for a Porsche?
Porsche Diagnostic Trouble Codes DME 5.2.2 P0101 Mass air flow sensor P0102 Mass air flow sensor P0103 Mass air flow sensor P0112 Intake air temperature sensor P0113 Intake air temperature sensor P0115 Engine temperature sensor P0117 Engine temperature sensor P0118 Engine temperature sensor P0122 Throttle position sensor
What are the general conditions for a p1110 trouble code?
– General conditions for this trouble code: Atmospheric pressure must exceed 72 kPa and the engine coolant and intake air temperatures must exceed -7 °C. – Main relay voltage exceeding 10V.
What causes Porsche to have OBD code p0455?
Causes. Possible causes of OBD code P0455 Porsche A code p0455 most likely means one or more of the following has happened: A loose or improperly affixed gas cap A non-conforming gas cap (i.e. not factory/original brand) Other leak or damaged piece in EVAP system.
Porsche Diagnostic Trouble Codes DME 5.2.2 P0101 Mass air flow sensor P0102 Mass air flow sensor P0103 Mass air flow sensor P0112 Intake air temperature sensor P0113 Intake air temperature sensor P0115 Engine temperature sensor P0117 Engine temperature sensor P0118 Engine temperature sensor P0122 Throttle position sensor
Is the fuel line vent valve on a Porsche 997 Carrera?
If you have a 2005 or later 997 Carrera, Porsche has redesigned the tank ventilation system and eliminated many of the components and lines including the fuel line vent valve. If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations.
Why is my Porsche Cayenne not reading the fault code?
If one of the computer’s sensors is not working properly, then the computer may not be able to successfully identify the current state of the engine and choose the appropriate fuel mixture or timing advance level.