Carry out an initial visual inspection to locate the component that is leaking or the area of the leak.

If the visual inspection was not enough, wash the engine, dry it and spread talc on the parts involved: carry out a road test to identify the leak.

1. Leak from the exhaust cap.

2. Leak from the sump.

3. Leak from the oil filter.

4. Leak from the engine gaskets.

1. Move on to Step 1.

2. Move on to Step 2.

3. Move on to Step 3.

4. Move on to Step 4.

1. Drain plug not intact.

2. Exhaust cap tightening not correct.

1. Replace the drain plug

Op. 1020A30 ENGINE OIL DRAIN PLUG - REPLACE

2. Restore the correct exhaust cap tightening.

Check:

- the condition of the oil sump;

- the sealant seal between the sump and cylinder block/crankcase;

- that the sump fixing bolts are correctly tightened.

1. Oil sump damaged or distorted.

2. Sealant seal not effective.

3. Incorrect tightening of retaining bolts.

1. Replace the sump

Op. 1020A20 CRANKCASE OIL SUMP - R.R CLEAN SURFACES FOR SEALANT APPLICATION

2. Restore the correct sealant seal.

3. Restore the correct tightening of the retaining bolts.

Check:

- the condition of the oil filter;

- the seal and condition of the seal;

- the condition of the water-oil heat exchanger

1. Oil filter damaged or distorted.

2. Oil leaks from the heat exchanger.

1. Replace the oil filter and seal

Op. 1084C10 ENGINE OIL HEAT EXCHANGER - R + R

2. Replace the heat exchanger

Access the oil seal rings on the crankshaft and camshafts.

Check the seal of these gaskets.

1. Crankshaft seals damaged.

2. Camshaft seals damaged

1.Replace the seals concerned.

2.Replace the seals concerned.