| Sign of malfunction | Possible reasons | Solution |
| After turning on the ignition, the control lamp does not light up | Oil pressure sensor defective | Turn on the ignition, disconnect the wire from the oil pressure sensor and connect it to ground. If the indicator or control lamp works, replace the switch |
| Sensor power supply interruption, contact corrosion | Check the wiring and contacts | |
| The control lamp burned out | Replace the indicator lamp | |
| After starting the engine, the control lamp does not go out | The oil temperature is too high | Everything is fine if the control lamp goes out when the engine speed increases |
| Low oil pressure | Check the oil level and top up if necessary; check the oil pressure | |
| The control lamp does not go out after increasing engine speed or lights up while driving | The wire to the oil pressure sensor closes to "ground" | Remove the wire from the sensor, insulate it, and set it aside (do not connect it to the ground). Turn on the ignition. If the indicator light comes on, check the wiring |
| Oil pressure sensor defective | Replace the sensor | |
| Low oil pressure throughout the entire engine speed range | Too little oil in the engine | Add oil to the engine |
| The mesh in the oil receiver is dirty, the oil receiver tube is broken | Remove the oil pan, clean the screen, replace the tube if necessary | |
| The oil pump is worn out | Remove and inspect the oil pump, replace if necessary | |
| The bearing shells are worn out | Remove and repair the engine | |
| Low quality oil or diluted oil | Change the oil |
Diagnostics of lubrication system faults (Nissan Murano Z50)
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This article has been reviewed: Makar Filatov
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- Power unit
- Gasoline engines
- Engine overhaul
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