If you see smoke coming from the engine, immediately stop the vehicle and check the following items:
Worn or damaged engine
The engine itself may be worn or even damaged.
Further investigation may be required.
Check the engine temperature.
If it is over 115 degrees then the vehicle is overheating.
If so, check the following:
- Both fans are wired in properly and are working.
- Coolant level. Top up if necessary.
- Engine Oil level
- Dirt and debris blocking radiator
Cylinder head gasket failure
Check if the cylinder head gasket.
Carry out pressure test or carbon monoxide test is applicable.
Replace if necessary.
Check for cylinder head cracks or damage.