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MIL Bulb Circuit Monitoring--Required For OBDII?
Posted to Technical Discussion Forum on 9/3/2010 23 Replies

TechTechs:

Mechanic A sez, "OBDII regulations require PCM monitoring of the MIL bulb circuit. If the bulb is burned out (or has been removed), the PCM must set a DTC to indicate that the circuit is open."

Mechanic B sez, "Dream on, WonderBoy. If the bulb i... Login to read more.

23 Replies Received (View Replies)