Endeavor V6-3.8L SOHC (2004)
STEP 7. Check the harness wire between immobilizer-ECU connector C-310-1 (terminal 4) and ground.
NOTE: Also check key reminder switch connector C-310 for loose, corroded, or damaged terminals, or terminals pushed back in the connector. If key
reminder switch connector C-310 is damaged, Repair or replace it. Refer to Harness Connector Inspection.
Q: Is the harness wire between immobilizer-ECU connector C-310-1 (terminal 4) and ground in good condition?
YES : There is no action to be taken.
NO : Repair or replace the damaged component(s). Confirm that scan tool MB991958 communicates normally.
STEP 8. Check immobilizer-ECU connector C-310-1 and PCM connector B-18 for loose, corroded or damaged terminals, or terminal pushed
back in the connector.
Q: Are immobilizer-ECU connector C-310-1 and PCM connector B-18 in good condition?
YES : Go to Step 9.
