How to troubleshoot the Jaguar XJ-S electronic fuel injection?
How to troubleshoot the Jaguar XJ-S electronic fuel injection? If you wish to understand or troubleshoot the Jaguar XJ-S electronic fuel injection system, it is highly recommended that you obtain a copy of "Understanding Electronic Fuel Injection, Ignition and Engine Management " by Roger Bywater and available from AJ6 Engineering. What to do if your Jaguar XJ6 won't start? If your XJ6 or XJ12 won't start, grab your voltmeter and follow this checklist. Covers checking spark plugs, coil, wires and distributor cap, ballast resistor, amplifier and distributor pick-up, fuel supply, fuel pump and relay, air flow meter, fuel injectors and...