Engine off Parking light off High beam off
Engine off Parking light on High beam on PST2 display
If 0 is displayed with the high beam on:
1. Check fuse A 1
2. Switch ignition off and pull off plug on the control module
Switch ignition on
Switch the high beam on and measure the voltage between plug pin 15 (high beam on signal) and ground.
If the high beam signal is present at the control module, replace the control module. If the high beam signal is not present at the control module, check for an open circuit in the wire.
Was this article helpful?
The History of Porsche Cars through its generational changes. A must have ebook for any Porsche fanatic, this ebook is a reference book for Porsche enthusiasts. Discover all there is to know about the greatest Porsches ever made. All models are fully described and illustrated providing a definitive production history plus an accurate guide to original specs and equipment.