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How to Test ESP System Functions

Model: Volkswagen Jetta A4, MK 4 - Years: 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
Part: Onboard computer

See other generations:
Video tutorial

The malfunction of the system shown in the video is indicated by the code 01486. Turn on the ignition of the car and observe that the ABS warning lights are flashing. Start the car and drive at a low speed in a large area.

To restore the system functions to their original condition, turn the steering wheel to the left by 90/180 degrees while simultaneously pressing the accelerator pedal. At this point, the original system conditions are restored.

The maintenance operation shown in the images is performed on a Volkswagen Jetta.


Updated on 21 February 2026 by ScegliAuto


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