Question about Ford Cars & Trucks
P0304 is a misfire code for cylinder # 4 , code P0271 is a code for
P0271 - Cylinder 4 Injector Circuit High Description: See the description for DTC P0261. Possible Causes: See the possible causes for DTC P0262. Diagnostic Aids: Application Key On Engine Off Key On Engine Running Continuous Memory All GO to Pinpoint Test HL .
You have a wiring problem , or open fuel injector or the transistor that controls it inside the engine computer is shorted . There are videos on youtube show how to test this type problem . How to test fuel injector circuit with basic tools open control wire
Posted on Dec 30, 2016
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Posted on Jan 02, 2017
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