| Observe the following to prevent injuries to persons and damage to the injection and ignition system: |
| Observe the following to prevent injuries to persons and damage to the injection and ignition system: |
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| Do not touch or disconnect ignition coils with output stages when the engine is running or being turned at starter speed. |
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| Always switch off the ignition before connecting or disconnecting electrical wiring for the injection or ignition system or tester cables. |
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| If you want to crank the engine at starting speed without actually starting it (e.g. compression test), first unplug the connectors from the ignition coils and the injectors. After completing the work, interrogate and erase the fault memory. |
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| Always switch off ignition before washing engine. |
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| Faults are stored in engine control unit if electrical connectors have been unplugged: |
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| Connect vehicle diagnostic, testing and information system -VAS 5051B-. |
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| Start “Guided Functions” mode. |
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| Generate readiness code in engine control unit. |
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