Volvo AWD 850 Forum

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Blasted Check Engine Light!! 850 1995

1995 Wagon, Auto w/ EGR Valve. Keep getting codes 231,455,541,543. Replaced all Vacuum hoses.Couldn't find the Elbow or nipple by the Power steering res.
Do I have one?? Any one have any expertise with this certain year ( I think it's the fenix ECU set-up). Please Help!!! I'm so tired.... Guess I'll jump in my perfect running Infiniti to get away from this.
--
JOSH








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Blasted Check Engine Light!! 850 1995

A couple of them are interrelated caused by a miss on one cylinder. You haven't been washing the engine with the garden hose have you? Water can get down past the sparkplug boot and short out the sparkplug wires causing all kinds of codes. Pull the sparkplug boots on each plug and make sure there's no water sitting in the plug wells. I'll send the troubleshooting chapter to your email, it'll help you work through some of these codes.



Mike
'95 850T







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