Oil sending unit wire
Asked by Cumminsnewbie Apr 10, 2020 at 09:35 AM about the 2001 Dodge RAM 2500 SLT Plus Quad Cab RWD
Question type: General
Oil send unit wire cut on 1 wire unit 2001 ram 2500
5.9 cummins. Does it plug into PCM?
3 Answers
The orange wire is a 5-volt reference signal from the electronic control module (different than the PCM). The grey/black wire is the oil pressure signal. The black/light blue is the sensor return. All 3 go to the ECM on the left side of engine behind the fuel filter
Cumminsnewbie answered 4 years ago
Here is confusing part. My truck only has a single brown wire connector plugs onto solenoid but other end unplugged from previous owner and not sure where it goes