Mirage Sedan DE L4-1468cc 1.5L SOHC MFI (1997)
Examples of Abnormal Wave Patterns
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Example 1
Wave pattern during engine cranking
CAUSE OF PROBLEM
Open-circuit in ignition primary circuit
WAVE PATTERN CHARACTERISTICS
Top-right part of the build-up section cannot be seen and voltage value is too low approximately 2V.
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Example 2
Wave pattern during engine cranking
CAUSE OF PROBLEM
Malfunction in ignition power transistor
WAVE PATTERN CHARACTERISTICS
Power voltage results when the ignition power transistor is ON.
