Engine cooling system - leakage test
- Make
- Alfa Romeo
- Model
- 159 Factory Service Manual
- Year
- 2005–2011
- Section
- Various checks › Engine cooling system - leakage test
‹ Prev Engine lubrication system - check supply pressureNext › Fuel system - check delivery pressure
Diagnostic checksEngine cooling system - leakage test
ENGINE COOLING SYSTEM - LEAKAGE TEST
1. Undo the engine coolant reservoir cap and remove it.
2. Fit the engine cooling system leakage test equipment on the reservoir filler.
| Tool | Description | Function | Validity |
|---|---|---|---|
| 1895377001 | Kit prova tenuta impianto raffreddamento motore | Pressurizzazione impianto raffreddamento motore |
-- Manually pressurize the circuit and check that the reading on the pressure gauge remains constant.
| Measurement | Value | Validity |
|---|---|---|
| Engine cooling system leakage test pressure | 1.08 bar |
- Remove the tool from the engine coolant supply reservoir.
1. Tighten the tool equipped with a special connector to the engine coolant supply reservoir cap.
| Tool | Description | Function | Validity |
|---|---|---|---|
| 1895362000 | Kit prova tenuta impianto raffreddamento motore | Prova valvola di scarico tappo serbatoio |
2. Manually pressurize the cap and check that the cap exhaust valve opens at the correct pressure on the gauge.
| Measurement | Value | Validity |
|---|---|---|
| Opening pressure for exhaust valve on engine coolant reservoir cap | 0.98 bar |
- Undo the cap from the tool and fit it on the engine coolant supply reservoir.
‹ Prev Engine lubrication system - check supply pressureNext › Fuel system - check delivery pressure
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