DTC P0520-00: Oil Pressure Switch Circuit Problem: Notes
WARNING: This page is about a different car, the 2016 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.
| DTC P0520:00 |
Oil pressure switch circuit problem |
| DETECTION CONDITION |
- The oil pressure switch is off for a continuous 5 s
even though the engine is stopped.
Diagnostic support note
- This is a continuous monitor (other).
- The check engine light does not illuminate.
- FREEZE FRAME DATA (Mode 2)/Snapshot data is not available.
- DTC is stored in the PCM memory.
|
| FAIL-SAFE FUNCTION |
Not applicable |
| POSSIBLE CAUSE |
- Oil pressure switch connector or terminals malfunction
- PCM connector or terminals malfunction
- Open circuit in wiring harness between oil pressure switch terminal A and PCM terminal 1P
- Oil pressure switch malfunction
- PCM malfunction
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