The following is a partial listing of common Ford specific "P1" enhanced OBD II fault codes: Ford Trouble Code List P1500-P1699 P1500 Vehicle speed sensor intermittent P1501 Vehicle speed sensor out of self test range P1502 Vehicle speed sensor intermittent malfunction P1503 Auxillary speed sensor...
A MAF V PID (MAF PID) reading less than 0.23 volts (Refer to equivalent grams/second chart in GO to Pinpoint Test DC ) in continuous memory or key ON and engine running indicates a hard fault. P0103 Error Description Mass Air Flow (MAF) Circuit High Input The MAF sensor circuit is ...