How does the camshaft work on a Volkswagen Passat?
The Volkswagen Passat utilizes camshaft actuators to change the valve lift depending on the RPM of the motor. This allows for a more efficient cam profile at any speed. With P0012, the camshaft actuator is leaving the timing retarded. Camshaft Position Actuators change the lift of the camshaft up to 25 degrees.
What happens if the camshaft position sensor fails?
The failed sensor may cause a number of problems, from poor fuel economy to the engine failing to start. In my case the symptom was that the engine would only start after 3-4 attempts of hard, determined cranking. Of course, the malfunction indicator light was on.
What are the symptoms of p0012 in a Volkswagen Passat?
When the timing is over retarded, it can really cause some issues with the motor. Here are some of the typical symptoms of P0012 in the Volkswagen Passat: Poor Idle Quality – If the camshaft actuator fails it can be tough for the engine to find the right idle speed or idle smoothly.
Where is the timing belt on a Passat?
Undo two metal clips on the sides of the cover, using a flathead screwdriver. Detach the sensor electrical connector: press the metal bracket with your thumb and gently pull the connector to the right. Now you should be able to pull the timing belt cover far enough towards the front of the car to access the sensor.
How long does a Volkswagen Passat engine last?
Similarly, Volkswagen Passat lasts as long as you maintain it. Generally, the average mileage of Volkswagen Passat is 17.42 KMPL. The Passat Highline Automatic also has about 14 KMPL and can go even further if you maintain the engine better. Over the years, the lifetime of Volkswagen cars has gradually increased.
What kind of engine does a VW Passat have?
If you have a 2004-2005 VW Passat TDI (BHW), 2004-2005 Jetta (BEW), 2004-2006 Golf, New Beetle (BEW), 2005.5-2006 Jetta (BRM), or V10 Touareg TDI, you have a PD engine. Pumpe duse technology was also found in other markets with other engines years before and after being available in North America.
What does VVT stand for in Volkswagen Passat?
The list of VVT vehicles is growing, and the Volkswagen Passat can have VVT, and is known to develop this code. P0012 is generic, which means that it has the same definition for the Passat as it does on any other vehicle. VVT changes the frequency and distribution of gases entering and exiting the combustion chamber.