Galant L4-2.4L (4G69) (2004)
CAUTION: To prevent damage to scan tool MB991958, always turn the ignition switch to the "LOCK" (OFF) position before connecting or
disconnecting scan tool MB991958. Connect special tool MB991910 before connecting special tool MB991812. Be sure to connect special tool
MB991806 after turning on special tool MB991824.
1. Connect the special tool. Refer to Displaying and Reading Trouble Codes/Diagnostic Function/"How to Connect SWS monitor."
2. Turn the ignition switch to the "LOCK" (OFF) position.
3. Operate scan tool MB991958 according to the procedure below to display "ECU COMM Check."
a. Select "Interactive Diagnosis."
b. Select "System select."
c. Select "SWS."
d. Select "SWS MONITOR."
e. Select "ECU COMM Check."
4. Scan tool MB991958 should show "OK" on the "ECU COMM Check" menu for the "ETACS ECU" menu.
Q : Is "OK" displayed for the "ETACS ECU" menu?
YES : Go to Step4.
NO : Refer to Inspection Procedure A-3 "Communication with the ETACS-ECU is not possible."
STEP 4. Check the input signal by using "DATA LIST" menu of the SWS monitor.
Check the input signals from the following switches:
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Ignition switch: OFF
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Driver's or front passenger's door: open
1. Operate scan tool MB991958 according to the procedure below to display "ETACS ECU."
a. Select "Interactive Diagnosis."
b. Select "System select."