CRM Mitchell1 2021-09-22T22:00:33+00:002004 Dodge Pickup CRM Mitchell1 2021-09-22T22:00:33+00:00
- P0152 and P0132 O2 sensor voltage high (B1 and B2). O2 sensors are stuck at 5 volts per scan data, sensors have 4.2 volts on the signal side while unplugged, unplugged the PCM and voltage dropped to 0, checked for short circuits, checked voltage at PCM while unplugged and found that it is sending 5 volts out on the signal wires. Internal PCM failure, recommend PCM. installed pcm. only one code restored. Found front 02 shorted. Replaced all 02 codes now gone.
Darin H. gave our service a 5 star review on 9/17/2021