Passenger air bag off indicator circuit fault
What it means
B0680. Passenger air bag off indicator circuit fault. The inflatable restraint module cannot light the passenger air bag off indicator and the airbag warning light comes on.. This Chevy-enhanced code applies to Chevrolet, GMC, Buick, Cadillac, Pontiac, Oldsmobile and Saturn models that use this code.
Findings, check these first
- Failed passenger air bag off indicator lamp
- Open or short in the passenger air bag off indicator circuit
- Corroded passenger air bag off indicator connector
- Faulty inflatable restraint sensing and diagnostic module
Standard procedure
- Confirm the code with a scan tool
- Inspect the passenger air bag off indicator and its connector
- Test the passenger air bag off indicator circuit for opens and shorts
- Compare the off indicator state with the scan tool command
- Replace the off indicator or restraint module only after circuit tests pass, then clear the code and retest
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Sources and review
Review: checked against the recorded source material.
- B0680 CHEVROLET Code: Meaning, Causes, and Symptoms | OBD2 Codes - OBD2 Codes
live reference page (obd2-codes.co)
Supports: CHEVROLET and GM-family meaning and likely causes for B0680
Fetched directly. B0680 reads "Passenger Air Bag Off Indicator Circuit".
- Code B0680 meaning and causes | OBDII.pro
live reference page (obdii.pro)
Supports: independent corroboration of the GM meaning
Fetched directly. obdii.pro is a separate publisher and gives the GM meaning as: Passenger airbag disabled indicator circuit malfunction More details about the error B0680 and possible reasons for its occurrence.
Last updated 2026-10-10.
Report a correction for B0680. Include your vehicle, the issue and a source if you have one.