Pinout Values and Diagnostic Parameters

TERMINALS OF ECU
1. CHECK COMBINATION METER ASSEMBLY











a. Waveform 1 (Reference):





b. Waveform 2 (Reference):





HINT: As vehicle speed increases, the cycle of the signal waveform narrows.

2. CHECK CLOCK ASSEMBLY





a. Waveform 1 (Reference):





HINT: As vehicle speed increases, the cycle of the signal waveform narrows.


3. CHECK COMBINATION INNER CIRCUIT