Pinpoint Test B: The Air Bag/Safety Belt Warning Chime Is Inoperative
WARNING: This page is about a different car, the 2006 Mercury Grand Marquis and 2006 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
- B1 CHECK FOR RCM DIAGNOSTIC TROUBLE CODES (DTCs)
- Check for recorded RCM DTCs from the continuous and on-demand self-tests.
- Are DTCs B1891 or B1892 present?
Yes : REFER to SUPPLEMENTAL RESTRAINT SYSTEM to continue diagnosis of the supplemental restraint system (SRS).
No : GO to B2.
- B2 CHECK FOR CORRECT LCM OPERATION
- Disconnect all the LCM connectors.
- Check for:
- corrosion
- pushed-out pins
- Connect all the LCM connectors and make sure they seat correctly.
- Operate the system and verify the concern is still present.
- Is the concern still present?
Yes : INSTALL a new LCM. REFER to MULTIFUNCTION ELECTRONIC MODULES . TEST the system for normal operation.
No : The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector.