Galant V6-3.0L SOHC (2003)
STEP 3. Check the input signal by using the pulse check mode of the monitor.
Check the following switches and input signals:
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Key reminder switch
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Interior light loaded signal
Operate scan tool MB991502 according to the procedure below to display "PULSE CHECK."
1. Select "SYSTEM SELECT."
2. Select "SWS."
3. Select "PULSE CHECK."
If the switches (see table), which are applicable for the input signal check, are operated, check if scan tool MB991502 sounds or not.
Q: When the key reminder switch and the interior light are operated, does scan tool MB991502 sound in each case?
YES: Go to Step 4.
NO:
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Scan tool MB991502 does not sound when the ignition key is removed and reinserted: Refer to Inspection Procedure N-1 "ETACS-ECU does not
receive a signal from the key reminder switch."
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When one of the interior lights is illuminated, scan tool MB991502 does not sound: Refer to Inspection Procedure N-12 "ETACS-ECU does not
receive any interior light loaded signal."
STEP 4. Check the ignition key hole illumination light bulb.
Q: Is the ignition key hole illumination light bulb in good condition?
YES: Go to Step 5.
NO: Replace the bulb. Verify that the ignition key hole illumination light illuminates normally.
STEP 5. Check the key reminder switch (ignition key hole illumination).