Galant L4-2.4L (4G69) (2004)
Normal conditions are displayed for all the items: Replace the ETACS-ECU. The ignition key reminder tone alarm function should now work
normally.
Normal condition is not displayed for "IG SW (IG1)": Refer to Inspection Procedure M-2 "ETACS-ECU does not receive any signal from the
ignition switch (IG1)."
Normal condition is not displayed for "FRONT DOOR SW": Refer to Inspection Procedure M-4 "ETACS-ECU does not receive any signal
from the front door switches."
Normal condition is not displayed for "BUZZER": Go to Step 3.
STEP 3. Check the input signal (by using the pulse check mode of the monitor).
Check the input signals from the key reminder switch.
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Check whether scan tool MB991958 sounds or not when the ignition key is removed.
1. Operate scan tool MB991958 according to the procedure below to display "Pulse check."
a. Select "Interactive Diagnosis."
b. Select "System Select."
c. Select "SWS."
d. Select "Pulse Checking."
Q: Does scan tool MB991958 sound when the ignition key is removed and reinserted?
YES: Replace the ETACS-ECU. The ignition key reminder tone alarm function should now work normally.
NO: Refer to Inspection Procedure N-1 "ETACS-ECU does not receive any signal from the key reminder switch."
Inspection Procedure B-2
Tone Alarm: Light Reminder Tone Alarm Function does not Work Normally.