Quote:
Originally posted by 97GLEMAX
My service engine soon light keeps coming on and the code is P1400 as undocumented code. Does anyone have any idea what this could be?????
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P1400 pertains to the EGR and canister control solenoid valve circuit. This means the improper voltage signal is detected by the ECM through the solenoid valve. You can check your harness or connectors (the valve circuit may be open or shorted) and the EGR valve.
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Stillen kit & grill, Stillen Type II spoiler, KYB AGX/Progress, 19x8.5 ADRs w/Toyo Proxes FZ4s, ...........