How to Reset a Volkswagen Check Engine Light

Volkswagen autos developed immediately after 1996 are equipped that has a process of sensors regarded as On Board Diagnostics (OBD II). These sensors check many critical engine functions and help to reduce damaging emissions. When certainly one of these sensors fails it sends a signal to the engine computer to illuminate the "Test Engine" light in the dash. To clear this light you will need a diagnostic code scanner. Scanners range in price from $40 to $120 and are available at most auto parts stores. Other People Are Reading How you can Reset the Check Engine Light How to Reset the Service Light on a Volkswagen Passat Things You'll Need Diagnostic code scanner Show More Instructions 1

Connect the diagnostic code scanner to the vehicle's diagnostic port. The port will be located in the dash below the heater controls.

2

Turn the key on the "Run" position, but do not start the engine.

3

Press the button on the scanner that reads "Scan for trouble codes."

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Wait for the scanner to finish scanning the engine's pc.

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Press the button on the scanner labeled "Clear all trouble codes."

6

Disconnect the diagnostic code scanner from the vehicle.