Operation CHARM: Car repair manuals for everyone.

Safety Precautions

Safety rules

WARNING!
To avoid personal injury or damage to the fuel injection and ignition system:
^ DO NOT touch or disconnect ignition wires when cranking the engine or when the engine is running.
^ Disconnect and connect wires of the fuel ignition and injection system even test leads - only with ignition switched OFF
^ When cranking engine without starting it (example: compression testing) disconnect the ignition Coil Power Output Stage and fuse no.18 (S18).