8830014

Component Inspection

■ Check ACV position sensor resistance

IG key OFF.

Disconnect ACV connector.

Check resistance between power and ground terminal of ACV connector. (ACV component side)

Specification :

note

To view Flash content, you need to install the appropriate browser extension

Is the measured value within specification?

	▶ Go to "VSA position sensor waveform inspection" procedure.
	▶ Repair ACV, and go to "Verification of Vehicle Repair" procedure.

■ VSA position sensor waveform inspection

Warm the engine up. (engine temperature over 70℃)

Connect one probe of oscilloscope to 'signal' terminal of ACV connector. (ACV component side)

IG key "OFF" when the engine coolant temperature is above 70℃.

Monitor the signal waveform of learning right after IG key "OFF".

note

To view Flash content, you need to install the appropriate browser extension

Fig.1) Signal at idle

Fig.2) Signal when Key "ON" → "OFF"

※ Opne and close repeats 3times for ACV position learning when IG key OFF and engine coolant temperature is over 70℃.

Is the measured value within specification?

	▶ Go to "Verification of Vehicle Repair" procedure.
	▶ Replaces ACV, and go to "Verification of Vehicle Repair" procedure.