Circuit Description
PCM uses 5-volt reference "A" circuit as a sensor feed for EGR valve pintle position, MAP, and TP sensors. PCM monitors voltage on this circuit. If PCM senses voltage out of tolerance, DTC P1635 sets.
PCM uses 5-volt reference "A" circuit as a sensor feed for EGR valve pintle position, MAP, and TP sensors. PCM monitors voltage on this circuit. If PCM senses voltage out of tolerance, DTC P1635 sets.