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1987 base timing mode issue
Hello, I've got a 87 ford ranger I'm having trouble with. When putting it in base timing mode the idle surges. I've probed out my map sensor it responds correctly, replaced my iac, hunted for vac leaks any found have been fixed. Fuel pressure is good. Doing koeo and koer test return only 11 11s...- Jpk707
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- Forum: 4-Cylinder Engines (1983-2011)