Galant L4-2.4L (4G69) (2004)
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2. Connect the oscilloscope probe to each check harness connector terminal to analyze each cylinder:
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Terminal No. 151 for the number 1 cylinder.
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Terminal No. 143 for the number 2 cylinder.
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Terminal No. 150 for the number 3 cylinder.
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Terminal No. 148 for the number 4 cylinder.
Standard Wave Pattern
Wave Pattern Observation Points
Point: The power transistor control signal (ignition timing) is advanced when the engine speed is increased.
