Galant L4-2.4L (4G69) (2004)
STEP 14. Check SRS-ECU connector C-121 for loose, corroded or damaged terminals, or terminals pushed back in the connector.
CAUTION: The strand end of the twisted wire should be within 10 cm (4 inches) from the connector. For details Service Precautions/Vehicle Damage
Warnings.
Q: Is SRS-ECU connector C-121 in good condition?
YES: Go to Step 15.
NO: Repair the damaged parts.
STEP 15. Using scan tool MB991958, diagnose the CAN bus line (Disconnect SRS-ECU connector C-121, and check the supplemental restraint
system).
1. Disconnect SRS-ECU connector C-121.
2. Turn the ignition switch to the "ON" position.
3. Diagnose CAN bus lines, and check if the MUT-III screen is as shown in the illustration.
4. Turn the ignition switch to the "LOCK" (OFF) position.
5. Connect the SRS-ECU connector C-121.
Q: Does the MUT-III screen correspond to the illustration?
YES: If the MUT-III screen corresponds to the illustration, go to Step 16 .
NO: If the MUT-III screen does not correspond to the illustration, go to Step 19.