P0B14
Hybrid/EV Battery Pack Voltage Sense B Circuit
P0B14 is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Pack Voltage Sense B Circuit. Common causes: open or short circuit in the sensor circuit, poor contact in the measuring circuit connectors. Estimated repair cost: $56–278.
Symptoms
- Check Engine light comes on
- Hybrid system power reduction
- Incorrect battery level display
- The car may go into emergency mode
- Increased fuel consumption (for hybrids)
Causes
- Open or short circuit in the sensor circuit
- Poor contact in the measuring circuit connectors
- Section B voltage sensor fault
- Problems with the battery management module
- Contact corrosion in a high voltage system
How to Fix
- Check the integrity of the wiring and connectors of the measurement circuit
- Test voltage sensors of section B
- Check contacts for corrosion and damage
- Scan the battery management module for additional errors
- Repair only from an authorized dealer
Related codes
Error P0B14 by Vehicle Brand
FAQ
What does the P0B14 code mean?
P0B14 is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Pack Voltage Sense B Circuit
What causes a P0B14 error code?
The most common causes of P0B14 include: Open or short circuit in the sensor circuit; Poor contact in the measuring circuit connectors; Section B voltage sensor fault; Problems with the battery management module.
How do I fix a P0B14 diagnostic trouble code?
To fix P0B14: Check the integrity of the wiring and connectors of the measurement circuit. Test voltage sensors of section B. Check contacts for corrosion and damage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0B14?
Do not drive — repair immediately
How much does it cost to fix P0B14?
The estimated repair cost for P0B14 is $56–278. Actual cost depends on your vehicle, location, and labor rates.
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