Questions & Answers for: Jaguar XJS stuck valves

1984 Jaguar xj6 runs rough on cold start and fuel rich. seems to run ok once engine has warmed up. Hello Drankin ; The causes of this particular problem can be that of many . Is this car a daily ...

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Question about 1986 XJSC

1 Answer

p0411 1995 jaguar xjs solution ?? secondary air injection system incorrect downstream flow. this has to do with the air pump that is driven by one of the fan belts. if the check valve is not operating

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Question about 1986 XJSC

1 Answer

air conditioning not working System Inspection Although the A/C system should not be serviced by the do-it-yourselfer, preventive maintenance can be practiced and A/C system inspections can be ...

Question about 1986 XJSC

1 Answer

I have 1985 jag xjs running rich.I replaced fuel injectors , fuel pressure regulator , and water temperature sensor . the car is running rich in idle black smoke coming out of exhaust and files out ...

Question about 1986 XJSC

1 Answer

...overlooked item can be a worn throttle shaft and a defective idle speed speed control motor/valve stuck in the extended (high idle speed) position/throttle position sensor. Also the throttle plate ...

My fuel pump runs continually without a stop? Sounds like a faulty fuel pressure regulator, faulty fuel pump relay, or a bad check valve on the pump it's self, I would start with the fuel pump relay, ...

What are common problems with the '89 Collection Rouge v12 Some of the most common problems I encountered with my 1984 V12 (most of which you will find on yours): Electrical wiring faults, especially ...

HOW TO FREE UP A STUCK VALVE ON MY V12 Doubtful the valve is "stuck". More likely to be burnt. It happens. Do a compression check then pull the head off and replace the valve that is losing ...

Question about 1989 XJS 5.3

1 Answer

Why does idle speed surge? Car starts after warm up the idel surges up an down how do i fix or troubleshoot this problem Thread: 6.0 V12 XJS High RPM When Warm - Jaguar Forum.co.uk www.jaguarforum.com

...test gauge and crank the engine you should get about 28 -36 psi if not the pump is more than likely stuck, try giving the fuel tank bang with your fist with someone cranking the engine remove spare ...

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