DTC P0524-00: Engine Oil Pressure Too Low [Pcm (SKYACTIV-G (VIN M) (Us))]: Outline
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DTC P0524:00 (PCM, SKYACTIV-G, WITH CYLINDER DEACTIVATION AND US) DETECTION CONDITION AND POSSIBLE CAUSE
| System malfunction location |
Engine oil pressure too low |
| Detection condition |
- If any of the following conditions is met under condition A or condition B:
Condition A:
- After 10 s have elapsed since engine start and 3 s have elapsed since the actual engine oil pressure falls below the specified value.
Condition B:
- The PCM repeats a condition in which the pressure to the engine oil required for cylinder deactivation control is not boosted 5 times with the following DTCs not detected.
- Engine oil solenoid valve: P06DB:00
- Engine oil pressure sensor: P0522:00 and P0523:00
|
| Fail-safe |
Condition A:
- Restricts the upper limit of the engine speed.
Condition B:
- Inhibits the cylinder deactivation control.
|
| Possible cause |
- Engine oil leakage
- Improper engine oil level
- Engine oil solenoid valve connector or terminals malfunction
- Engine oil temperature sensor/engine oil pressure sensor connector or terminals malfunction
- PCM connector or terminals malfunction
- Short to ground in engine oil solenoid valve control circuit
- Short to ground in engine oil pressure sensor following circuit:
- Engine oil solenoid valve malfunction
- Engine oil pressure sensor malfunction
- Oil pump malfunction
- PCM malfunction
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 Courtesy of MAZDA MOTORS CORP.
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