Jaguar Repair Problems? Ask a Jaguar Repairs Expert.
Check to see if the brake lights are working, if not check the power supply to the brake switch and replace switch if power is present.To properly diagnose, a Jaguar compatible scanner will need to be used to check for codes in several control modules.At the shifter, inspect for clean connections and good battery voltage on Pin #1 Gray/Orange wire. Good ground at pin #2 Black wire.
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Is the P lite up red on the shifter? Let me know.