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| Unplug 4-pin connector -arrow- from the ignition terminal. |
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| Remove the fixing screws of the ignition terminal and detach ignition terminal from the park plugs. |
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| Release spark plugs with spark plug wrench, e.g. -3122 B-. |
Note Removing fuse 35 interrupts the voltage supply of the injectors. |
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| Have a second mechanic fully depress the accelerator pedal. |
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| Use compression tester, e.g. -V.A.G 1381 - or -V.A.G 1763- to test compression pressure. |
Note –
| Operate starter until the tester no longer indicates a pressure rise. |
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