Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
1983 Jaguar XJ6 BaseFACTORY OEM SERVICE PROCEDURE
Cold Start Injector
- Engine must be cold to perform this test. Remove electrical connector from cold start injector and connect voltmeter across connector terminals. Crank engine. Battery voltage should be present.
- Release fuel system pressure and remove cold start injector with fuel lines attached. Reconnect electrical connector and place injector in container.
- As cold engine is cranked, fuel spray should be observed until thermo time switch cuts off relay. When engine is warm, no fuel spray should occur during cranking. If injector does not respond as outlined, replace cold start injector.
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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