P0522 — Engine Oil Pressure Sensor/Switch Circuit Low Input
Seen on: Heavy Truck
Engine Oil Pressure Sensor/Switch Circuit Low Input. Common causes: Oil pressure sensor signal low.
Your code rides along, so nearby mechanics see the fault before they quote you.
How serious is it?
Caution. Limp to the next safe stop.
Most likely causes
- Oil pressure sensor signal low
- Short to ground
- failed sensor
First moves (roadside)
- Check sensor signal for ground fault
- replace sensor
FAQ
Engine Oil Pressure Sensor/Switch Circuit Low Input. Common causes: Oil pressure sensor signal low.
Caution — Limp to the next safe stop.
The most common cause is: Oil pressure sensor signal low. Other possibilities include Short to ground; failed sensor.
Limp to the next safe stop. When in doubt, get a qualified mobile diesel tech on the truck before continuing.
Find a mechanic or related guides
General diagnostic guidance for diesel engines (Cummins, Detroit, PACCAR, Volvo, Mack and more). Not a substitute for a scan-tool diagnosis on your specific truck.