Engine coolant consumption
- Make
- Fiat
- Model
- Multipla Factory Service Manual
- Year
- 1998–2010
- Section
- Consumption /leaks/ wear › Engine coolant consumption
Fault diagnosisEngine coolant consumption
ENGINE COOLANT CONSUMPTION
The coolant consumption is high (it needs topping up frequently)
| Results of the tests | ||||
| 1 | VISUAL INSPECTION OF CCOLANT EXPANSION TANK | All OK | Problems met | Operation |
|---|---|---|---|---|
| Start up the engine and visually check that there are no air bubbles in the expansion tank | Continue to Step 2 | Air in the cooling circuit | Eliminate the air from the cooling circuit | |
| 2 | CHECK FUEL FILLER CAP | All OK | Problems met | Operation |
| Check the condition of the expansion tank, and the cap seal in particular | Continue to Step 3 | Cap faulty | Repair or replace the cap Op. 1088A10 | |
| 3 | CHECK THE SYSTEM FOR LEAKS | All OK | Problems met | Operation |
| Carry out system leak test Op. 0510C30 | Continue to Step 4 | Detect and locate leaks | Restore the correct tightening, repair or replace the components involved (see Assembly 1088D) | |
| 4 | CYLINDER HEAD CHECK | All OK | Problems met | Operation |
Check:
| Continue to Step 5 | Cylinder head tightening not correct | Restore correct tightening | |
| Gasket damaged | Replace the gasket Op. 1016C10 | |||
| Cylinder head damaged | Replace the cylinder head Op. 1016C20 | |||
| 5 | CHECKING CORRECT OPERATION | All OK | Problems met | Operation |
| Check that the fault is no longer present | End of diagnosis | Fault persists | Search for the fault starting from another symptom' | |
Parts & tools for this job For 1998 Fiat Multipla
- PARTEngine gasket setSearch: Fiat Multipla 1998 engine gasket set
- TOOLTorque wrenchSearch: 3/8 inch torque wrench
- TOOLFeeler gauge setSearch: feeler gauge set
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