mitsubishi Workshop Repair Guides

Mitsubishi Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 3117 > < Component Tests and General Diagnostics
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Ignition Coil: Oscilloscope Patterns and Waveforms

IGNITION COIL AND IGNITION POWER TRANSISTOR

Required Special Tool: 

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MB991348: Test Harness Set

Measurement Method

1. Disconnect the connector, and connect test harness special tool, (MB991348), in between. (All terminals should be connected.)
2. Connect the oscilloscope probe to ignition coil connector terminal 3.

Alternate method (Test harness not available)

1. Connect the oscilloscope probe to ECM <M/T> or PCM <A/T> terminal 11.

Standard Wave Pattern

Component Tests and General Diagnostics|Page 3117 > < Component Tests and General Diagnostics