Why is my engine smoking and overheating?

Why is my engine smoking and overheating?

Smoke often leaves car engines as a result of overheating. This can be caused by faulty wire casings, heated residues on the engine block and overheated liquids including oil, transmission fluid and brake fluid. There may also be a fault in your coolant system, or your engine may not have enough lubricant.

Can a bad thermostat cause smoke?

Smoke or steam coming from the engine compartment could mean anything from a coolant leak to bad valves. A bad thermostat can allow your vehicle to overheat and smoke, as can a bad water pump.

Can a bad radiator cause white smoke?

A blown radiator hose spraying coolant onto a hot engine will also produce wispy white smoke that looks like steam.

How to replace the timing belt on a VW Transporter?

While holding the camshaft pulley, tighten the bolts to the correct torque and remove the timing tools. Rotate the engine two turns clockwise, ensuring that the timing tools can be reinserted without a problem.

Why is my water pump leaking on my VW T4?

If you have a pin hole leak, then the high pressured oil passes very easily into the coolant system. These are the most common cause for oil being found in the cooling system on a VW T4 and is a cheap and easy fix. Make sure you check this before looking into the more expensive water pump or head gasket repairs.

Why is my VW engine overheating at low speeds?

A failing coolant reservoir or radiator can result in pressure issues that prevent coolant from reaching the engine, which then overheats. The engine fan may need a repair or replacement so that air continues to flow properly through the radiator and prevent the vehicle from overheating at low speeds.

Can a cambelt break on a VW Transporter?

INA (suppliers of OE tensioners and idlers for 90% of the vehicle manufactures in Europe) take a closer look at the Transporter fitted with the BRR diesel engine. The engine on these vehicles has been identified as an interference type so the likelihood of engine damage if the cambelt breaks is very high.