Cause of Failure | Remedy |
Poor compression engine |
Breaking through the cylinder head gasket | Replace gasket |
Worn or damaged piston rings | Replace piston rings |
Wear of the pistons or cylinders | Repair or replace the pistons and / or cylinder block |
Worn or damaged valve seats | Repair or replace the valve and / or valve seats |
Low oil pressure |
Insufficient oil level | Check and, if necessary, to bring the oil level to normal |
Faulty sensor control lamp of pressure of oil | Replace sensor |
Clogged oil filter | Replace the filter |
Wear the gear and the oil pump cover | Replace the oil pump |
Low-viscosity oil or diluted | Determine cause and replace oil |
Jamming of the oil pump relief valve (open) | Troubleshoot |
Excessive gap between the insert and the main journal of the crankshaft | Sand the neck and replace inserts |
High oil pressure |
Jamming of the oil pump relief valve (closed) | Troubleshoot |
Increased vibration motor |
Looseness balancer supports the suspension of the engine (front, rear) | Tighten mounting |
Loose bracket gearbox | Also |
Loose engine mounts | > |
The weakening of the crossmember | > |
The destruction of the elastic support bracket gearbox | Replace support |
The destruction of the elastic support bracket Engine | Also |
The destruction of the cushion support equalizer engine mount | Replace pad |
Knock valves |
Low-viscosity engine oil or diluted (low oil pressure) | Change oil |
Worn or damaged rods and valve guides | Replace valves and guides |
A knock on the connecting rod bearing and / or crankshaft bearing |
Insufficient oil supply | Check the oil level |
Low-viscosity oil or diluted | Change the oil, and establish the cause |
Excessive gap between the pads and the indigenous and / or crank pins | Sand the neck and replace inserts |
The noise of the timing belt |
Incorrect belt tension | Adjust the belt tension |
Reducing coolant |
Coolant leaks: through the radiator or heater hoses through leaky radiator cap through the thermostat housing
radiator |
Repair the leak or replace parts Tighten plug or replace the clamps Replace the gasket or casing Thermostat Repair or replace the radiator |
Clogged Radiator |
Impurities in the coolant | Replace coolant |
Enhanced coolant temperature |
Faulty thermostat | Replace parts thermostat |
Faulty radiator cap | Replace parts |
Reduced capacity of the cooling system | Restore bandwidth or replace parts |
Loose or absence of water pump drive belt | Adjust the belt tension or replace the belt |
Faulty water pump | Replace pump |
Faulty sensor incorporating fan or wiring | Repair or replace |
Faulty fan | Repair or replace the fan |
Insufficient coolant level | To restore to normal levels |
Low coolant temperature |
Faulty thermostat | Replace the thermostat |
Faulty coolant temperature sensor or its wiring | Troubleshoot or replace |
Leakage of fluid from the system oil cooler |
Loose connections | Replace faulty connections |
Cracks or damage to the hoses, pipes or oil cooler | Replace or repair as |
Do not turn on the electric cooling fan |
Sensor fault the motor, fan relay or wiring | Troubleshoot or replace the defective unit |
Leaking exhaust gases |
Loose connections | Tighten connections |
Broken pipes or mufflers | Repair or replace |
Increased noise exhaust system |
Broken plates mufflers | Replace Muffler |
Open rubber suspension parts | Replace parts |
Touching pipes and mufflers with a body | Eliminate touch |
Broken pipes or mufflers | Repair the open or replace |
