Remove all glow plugs. Install adapter -VAG 1763/8- in place of glow plug and connect compression tester -VAG 1763- to it. The second mechanic should crank the starter until the compression meter no longer shows an increase in pressure.
Compression values | bar overpressure |
New | 25,0...31,6 |
Wear limit | 19,0 |
Maximum difference between cylinders | 5,0 |
Installation is in reverse order, observing the following: Install the glow plugs. Since el. the connectors were disconnected and the engine crankshaft was turned by the starter, errors were stored in the event recorder of the engine control unit: interrogate the event recorder in the Self-diagnosis mode.
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