Mirage L4-1795cc 1.8L SOHC (1994)
Ignition Power Transistor: Oscilloscope Patterns and Waveforms
WAVE PATTERN INSPECTION USING AN ANALYZER
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Ignition coil primary signal
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Ignition power transistor control signal
Measurement Method
1. Disconnect the ignition power transistor connector, and connect the special tool test harness: MB991348) in between (All terminals should be
connected.)
2. Connect the analyzer special patterns pickup to ignition power transistor unit connector terminal No. 6.
Alternate Method (test Harness Not Available)
1. Connect the analyzer special patterns pickup to ECM terminal No. 10.
STANDARD WAVE PATTERN
