PROBLEM | POSSIBLE REASON | SOLUTION |
| Making it difficult to start the engine | Improper engine oil | Change the engine oil |
| Insufficient quantity of engine oil | Top up the engine oil |
| Too high oil consumption | Frequent changes in the engine operating condition | |
| Oil leak | Replace or repair |
| Reducing oil pressure | Insufficient oil | Add butter |
| Oil leak | Repair |
| Worn and / or damaged gear oil pump | Replace |
| Worn plunger (inside the oil pump) or a weakened spring | Replace |
| Clogged oil filter | Clear |
| Excessive backlash in the main bearing and connecting rod bearing | Repair |
| The control lamp of oil pressure when the engine | Dramatically reduced oil pressure | Check the oil pressure |
| Faulty oil pressure switch | Replace |
| Faulty electrical system | Repair |