1950 Buick Wiring Diagram

This could be an airleak after the airflow meter, any expose dragged in here isn t seen by the ECU and as a result not compensated for and can thin the engine out and can afterward allow the engine to rev up subsequently not desired causing rough running. As its a mechanical defect it tends not to tilt on the defect spacious and you can sometimes hear a hissing noise following the engine running.

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Thanks for your response. I just checked what you mentioned, that I hadn't already checked, except fuel pressure.Let me tell you a tiny more approximately the burden history. It currently has a master tech qualified idle let breathe rule valve and tps installed. without moving anything, the last (used) ecu and my original, would rule in the car without this symptom.

Hello the TPS does have an effect on switching the car into idle mode hence I'd suggest to make sure the throttle dish is 100% closed and not slightly stuck following carbon. and next adapt the TPS so that the IDL attach is continuous to the E2 glue following the throttle is closed, and gain access to circuit in the same way as the throttle is just cracked. Don't make miserable just about any voltages, the IDL entre is the in reality important one.

Photo Schematics for 1950 buick wiring diagram

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