ROI SMR Brochure Aug-Oct 2023

Around the engine

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Always check the timing belt on the Ford 1.0-litre EcoBoost ‘Fox’ when servicing the vehicle.

the contaminated oil has begun to degrade the surface of the belt

The Ford 1 0-litre EcoBoost ‘Fox’ engine is used in multiple applications and according to the manufacturer’s service schedule, the timing belt replacement period is 140,000 -150,000 miles or every 10 years, whichever comes soonest However, leaving a belt for this amount of time, may have consequences to the engine Here are some best practice guidelines that technicians can follow to help them assess the condition of the belt in between the specified replacement interval

“At this point it’s important to state that some moderate

increase in the width of the belt, commonly referred to as belt swell, is not an issue If it’s excessive it will cause the belt to foul, but this will be evident if there is damage to its edges Use the Dayco “Timing Belt in oil checking gauge for Eco Boost engine”, this handy little tool will tell you instantly if the belt has swelled excessively and needs changing

Assess the condition of the oil.

Petrol in the oil, it’s generally noticeable due to its strong odour, whenever carrying out a scheduled oil and filter change technicians should check for the smell of petrol fumes

FORD ECOBOOST ENGINE

If detected, further investigation must be made as the failure of the belt will have catastrophic consequences to the engine A sensible starting point is to check the strainer that the oil will have passed through when draining from the sump, it’s possible that fragments of the belt will have been dislodged as the fuel attacks the belt material If debris is found, the next step is to remove the camshaft cover to assess the belt’s condition Examine the back of the belt this will reveal whether

Timing belt in oil checking gauge