Ignition System: Service Precautions

Safety Precautions

If special testing equipment is required during road test, note the following:

Improperly secured testing and measuring equipment and distraction during a road test increase the risk of an accident.

The passenger airbag could pose a risk if it deploys in a collision.

• Operating testing equipment while driving causes it to shift position.

• There is an increased risk of injury due to unsecured testing equipment.

• Always secure testers on the rear seat with a strap and have a second person on the rear seat operate them.

Danger of causing damage to other electronic components when disconnecting the battery.

• Complete the steps for disconnecting the battery.

- Disconnect the battery.

To reduce the risk of personal injury and/or damage to the fuel injection and ignition system, always observe the following:

• Do not touch or remove ignition wires when engine is running or turning at starter speed.

• Always turn ignition off before disconnecting or reconnecting wires for the ignition system, including high voltage wiring and test leads.

• If engine is to be cranked at starting RPM without starting (for example for compression testing), disconnect connectors from ignition coils and from fuel injectors

• Cleaning the engine should only be performed with ignition switched off.