| Note the following if testers and measuring instruments have to be used during a road test: |
WARNING | Accidents can be caused if the driver is distracted by test equipment while road-testing, or if test equipment is not properly secured. |
| Injuries can also be caused if the passenger's airbag is triggered in a collision. |
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| The use of test equipment while driving causes distraction. |
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| There is an increased risk of injury if test equipment is not secured. |
| Test equipment must always be secured on the rear seat with a strap and operated from the rear seat by a second person. |
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| To avoid any risk of injuries to persons and/or damage to the fuel injection and ignition system, always observe the following safety precautions. |
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| Switch off the ignition before connecting or disconnecting injection or glow plug system wiring or tester cables. |
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| If the engine has to be operated at the starting speed without actually starting, e.g. to test compression pressure, detach the multi-pin connector for unit injectors on the cylinder head → Fig.. |
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| Observe notes on procedure for disconnecting the battery → Rep. Gr.27. |
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| Always switch off the ignition before connecting or disconnecting the battery, otherwise the engine control unit may be damaged. |
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