Question about Ford Crown Victoria
...p1401 The 1401 code is for a DPFE switch or connector that is not sending the correct signal the PCM expects. The 1288 code is for a temperature sensor which may be showing a higher cylinder head ...
...fix the problem? P1401 - DPFE EGR CIRCUIT HIGH INPUT Your DPFE is no good hate to say but probably was your proplem the whole time none of the other parts not needed except the fuel filter and pcv ...
...P1401 EGR TEMP. SENSOR P1405 EGR TEMP. UNCERTAIN P1415 2 ND AIR INSUFFICIENT(B1) P1416 2 ND AIR INJECTION P1418 2 ND AIR INSUFFICIENT(B2) P1419 2 ND AIR JINECTION V/V P1420 EGR CONTROL P1440 CANISTER ...
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