Field Coil: Testing and Inspection

INSPECTION USING AN OSCILLOSCOPE (REFERENCE)




Generator field coil control signal
PCM terminals
- 2AQ(+) - 2AA(-)

Oscilloscope setting
- 0.5 V/DIV (Y), 1 ms/DIV (X), DC range

Vehicle condition
- Idle after warm up (engine speed approx. 650 rpm, no load)