B0689
Security System Indicator Circuit Open
B0689 is an OBD-II diagnostic trouble code meaning: Security System Indicator Circuit Open. Common causes: broken or damaged wiring harness, security indicator malfunction. Estimated repair cost: $56–167.
Symptoms
- The security system indicator does not light up when the ignition is turned on.
- Flashing security light
- Security error message on dashboard
Causes
- Broken or damaged wiring harness
- Security indicator malfunction
- Poor contact in connectors
- Problems with the SRS control unit
How to Fix
- Check the integrity of the security system wiring harness
- Inspect connectors and contacts for oxidation or damage
- Check the serviceability of the security system indicator
- Scan the SRS control unit for additional errors
- Replace damaged components if necessary
Related codes
Error B0689 by Vehicle Brand
FAQ
What does the B0689 code mean?
B0689 is an OBD-II diagnostic trouble code that indicates: Security System Indicator Circuit Open
What causes a B0689 error code?
The most common causes of B0689 include: Broken or damaged wiring harness; Security indicator malfunction; Poor contact in connectors; Problems with the SRS control unit.
How do I fix a B0689 diagnostic trouble code?
To fix B0689: Check the integrity of the security system wiring harness. Inspect connectors and contacts for oxidation or damage. Check the serviceability of the security system indicator. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B0689?
Do not drive — repair immediately
How much does it cost to fix B0689?
The estimated repair cost for B0689 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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