Galant L4-2.4L (4G69) (2004)
STEP 4. Check the wiring harness between immobilizer-ECU connector C-124 (terminal 1) and MFI relay connector B-17X (terminal 4).
NOTE: Also check intermediate connector A-13, C-29, check the wires. If intermediate connector A-13, C-29 are damaged, repair or replace them.
Refer to Harness Connector Inspection.
Q: Are the wiring harness between immobilizer-ECU connector C-124 (terminal 1) and MFI relay connector B-17X (terminal 4) in good condition?
YES: There is no action to be taken.
NO: Repair the wiring harness. Confirm that scan tool MB991958 communicates normally.
STEP 5. Measure the resistance at immobilizer-ECU connector C-124.
1. Do not disconnect immobilizer-ECU connector C-124.