Diagnostic Fault Information
WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
| Circuit |
Short to Ground |
High Resistance |
Open |
Short to Voltage |
Signal Performance |
| Engine Oil Pressure 5 V Reference |
P0522 |
1 |
P0522 |
P0523 |
P0521 |
| Engine Oil Pressure Sensor Signal |
P0522 |
1 |
P0522 |
P0523 |
P0521 |
| Low Reference |
- |
1 |
P0523 |
- |
P0521 |
| 1. Engine Oil Pressure Indicator Malfunction |