What does engine light mean on VW Passat?
This blinking light usually indicates a severe engine misfire allowing unburned fuel to be dumped into the exhaust system. There it can quickly raise the temperature of the catalytic converter to a point where damage is likely, requiring an expensive repair.
What is EPC warning light on Volkswagen?
Your EPC Volkswagen warning light, also known as the Electronic Power Control warning light, is an indicator pointing to issues with your Volkswagen’s throttle system. This could mean that the throttle pedal, throttle body, traction control, or cruise control unit need attention.
Can I drive my car with the EPC light on?
While you can continue to drive with the EPC warning light on, you run the risk of doing significant damage to the engine. To help prevent damage, the EPC’s limp-home mode might activate, making the vehicle sluggish as you seek help. An OBDII scanner is the best way to discover the source of the EPC light problem.
How do I take the EPC light off my VW?
To reset the VW EPC light, you need to access the Engine Control Module, also called EMC. To complete this process, you’ll need diagnostic equipment to connect with the data link connector of the vehicle in order to pull out all DTC’s (also called Diagnostic Trouble Codes) memorized.
What happens when the O2 sensor goes bad on a Volkswagen Passat?
Oxygen sensors play a vital role in both engine management and emissions control. When an O2 (oxygen) sensor go bad, it’ll cause your Volkswagen Passat ‘s engine to run less efficiently. Your Passat can exhibit symptoms when the Oxygen sensor has gone bad.
Why is the Check Engine light on on my Volkswagen Passat?
Turn the engine on and check to make sure the check engine light is off. The Check Engine Light on your Volkswagen ( Jetta, Passat, Golf, Tiguan, etc.) can come on for many reasons, including defective mass airflow sensor, bad thermostat, engine temperature sensor, short in main wire harness, vacuum leak, worn spark plugs and failed ignition coils.
What does the Yellow Cog symbol on a VW Passat mean?
Description: The yellow cog symbol is an indication that the gearbox is overheating and the DSG dual clutch gearbox is too hot. You must pull off the road, stop and place the gear selector into position ‘P’ to allow the gearbox to cool down. Do not drive on until the warning light goes out. Warning light name: VW Passat central warning light.
What does the yellow warning light on a VW mean?
The solid yellow Volkswagen warning light means ESP/ASR is inactive. A flashing warning light signifies an ESP/ASR event. Contact your local authorized Volkswagen dealer for more information. The yellow check engine light code could mean your filter is blocked with soot. See owner’s manual for more information.