Operation CHARM: Car repair manuals for everyone.

Ignition Primary Waveforms














1. Disconnect the distributor 2 pin connector and connect the special tool (test harness: MB991348) in between. (All of the terminals should be connected.)
2. Connect the analyzer primary pickup to the distributor connector terminal 12.
3. Connect the primary pickup ground terminal.
4. Clamp the spark plug cable with the trigger pickup.


NOTE: The wave pattern of the cylinder clamped to the trigger pickup will appear at the left edge of the screen.