B14F7
High Side Driver 8
B14F7 is an OBD-II diagnostic trouble code meaning: High Side Driver 8. Common causes: open or short circuit in wiring harness, high voltage driver malfunction. Estimated repair cost: $56–167.
Symptoms
- The passive safety system fault indicator is on
- Disabling individual elements of the passive safety system
- Error persists after reset
Causes
- Open or short circuit in wiring harness
- High voltage driver malfunction
- Problems with the restraint control module
- Contact corrosion
How to Fix
- Diagnostics of the wiring harness for breaks and short circuits
- Check the condition of contacts and connectors
- Test the high voltage driver
- If necessary, replace the faulty component
- Reset the error and check the system
Related codes
FAQ
What does the B14F7 code mean?
B14F7 is an OBD-II diagnostic trouble code that indicates: High Side Driver 8
What causes a B14F7 error code?
The most common causes of B14F7 include: Open or short circuit in wiring harness; High voltage driver malfunction; Problems with the restraint control module; Contact corrosion.
How do I fix a B14F7 diagnostic trouble code?
To fix B14F7: Diagnostics of the wiring harness for breaks and short circuits. Check the condition of contacts and connectors. Test the high voltage driver. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B14F7?
Do not drive — repair immediately
How much does it cost to fix B14F7?
The estimated repair cost for B14F7 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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