P0524: Engine oil pressure too low
The ECU has measured oil pressure below the safe limit. It may be low oil, the wrong oil, a faulty sensor or an internal engine problem.
| Code | P0524 |
|---|---|
| System | Engine and transmission |
| Group | P05xx, Speed, idle and auxiliary inputs |
| Type | Generic: it means the same on every make |
| Can you keep driving? | Better not |
What P0524 means
Without enough oil pressure, engine parts run metal on metal and can be damaged very quickly. This code means measured pressure has dropped below the minimum the ECU considers safe. It is sometimes the sensor, but treat it as real until proven otherwise.
Most common causes
- Low oil level from consumption or a leak
- Oil of the wrong viscosity, very old or diluted with fuel
- Blocked or wrong oil filter
- Faulty oil pressure sensor giving a false reading
- Blocked oil pump pickup screen or worn oil pump
- Internal engine wear (bearings) on high-mileage engines
Symptoms
- Red oil pressure warning light on
- Metallic noises or knocking from the engine
- Engine check message or reduced power on some cars
- Engine warning light on
Can you drive with P0524?
Better not Stop as soon as it is safe and switch off the engine: driving without oil pressure can wreck the engine within minutes. Do not carry on until you have checked the level and know the cause.
Open the bonnetthe in-depth explanation
How to check it
With the engine off and the car on level ground, wait a few minutes and check the dipstick. If it is low, top up with the correct oil; if the level is fine and the light stays on, do not restart and have the pressure measured with a mechanical gauge.
How to read and clear P0524 with Final OBD
Plug an OBD2 scanner in under the steering wheel, switch the ignition on and open Final OBD. Under Faults you’ll see P0524 with its description and whether it’s confirmed, pending or permanent.
If the engine stores it over standard OBD, with FREE you read this code with its explanation for nothing and clear it. With PRO you also read the faults of every control unit and clear them in all of them.
Clearing the code only turns the light off: if the cause is still there, it comes back. Clear it once it’s fixed, and not right before an inspection. It’s all in how to read and clear fault codes and in inspections and OBD.
Similar codes
- P0520 Oil pressure sensor/switch circuit malfunction
- P0521 Oil pressure sensor/switch range/performance
- P0522 Oil pressure sensor/switch low voltage
- P0523 Oil pressure sensor/switch high voltage
- P0525 The cruise control servo control gives readings outside the normal range
- P0526 The fan speed sensor has an electrical fault
- P0527 The fan speed sensor gives readings outside the normal range
- P0528 No signal arrives from the coolant fan speed sensor
- P0500 Vehicle speed sensor malfunction
- P0501 Vehicle speed sensor range/performance
- P0502 Vehicle speed sensor circuit low input
- P0503 Vehicle speed sensor intermittent, erratic or high
To understand it properly
We explain how that system works, with drawings and no waffle, in our mechanics guide: Oil and lubrication.
To understand it properly
We explain how that system works, with drawings and no waffle, in our mechanics guide: Timing belt and chain.
What does code P0524 mean?
Without enough oil pressure, engine parts run metal on metal and can be damaged very quickly. This code means measured pressure has dropped below the minimum the ECU considers safe. It is sometimes the sensor, but treat it as real until proven otherwise.
Can you drive with P0524?
Stop as soon as it is safe and switch off the engine: driving without oil pressure can wreck the engine within minutes. Do not carry on until you have checked the level and know the cause.
How do you clear P0524?
With an OBD2 scanner and an app like Final OBD, which clears it for free if it’s stored by the engine control unit. But clearing it only turns the light off: if the cause isn’t fixed, P0524 comes back.
Read it on your car
Final OBD reads and clears engine faults through standard OBD for free, each one explained in plain English. With PRO it also reads the faults of every control unit, each make’s own codes included, and clears them in all of them.
