| Malfunction | Cause | Elimination |
| After turning on the ignition, the control lamp does not light | No current is supplied to the sensor Corroded contacts Defective oil pressure sensor | Check the wires Check the wires Replace the sensor |
| The check pump does not go out after starting the engine | The oil is very warm The pressure sensor is damaged Too low oil pressure The pressure reducing valve is stuck | It is normal for the indicator light to go out when the gas is increased Check the pressure according to the instructions Check the pressure according to the instructions Remove and check the valve |
| The indicator light comes on while driving | Too low oil pressure The pressure reducing valve is stuck | Check the pressure according to the instructions Remove and check the valve |
| Oil pressure too low | Very little oil in the engine Defective oil pump The liners are worn out | Check the oil level Check the pump Overhaul the engine |
[Original source is on the website OpelBook.ru]
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