P0B94
Hybrid/EV Battery Voltage Sense R Circuit Intermittent/Erratic
P0B94 is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Voltage Sense R Circuit Intermittent/Erratic. Common causes: poor contact in the voltage measurement circuit connectors, wiring harness damage. Estimated repair cost: $17–89.
Symptoms
- Unstable hybrid/electric system operation
- Reduced power or efficiency
- Check Engine Light Illuminates
- Incorrect battery level readings
- Malfunctions of the regenerative braking system
Causes
- Poor contact in the voltage measurement circuit connectors
- Wiring harness damage
- Battery voltage sensor fault
- Contact corrosion
- Problems with the battery management module
How to Fix
- Check the integrity of the voltage measurement circuit wiring harness
- Inspect and clean connector contacts
- Check the functionality of the voltage sensors
- Test the battery management module
- Replace damaged components if necessary
Related codes
Error P0B94 by Vehicle Brand
FAQ
What does the P0B94 code mean?
P0B94 is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Voltage Sense R Circuit Intermittent/Erratic
What causes a P0B94 error code?
The most common causes of P0B94 include: Poor contact in the voltage measurement circuit connectors; Wiring harness damage; Battery voltage sensor fault; Contact corrosion.
How do I fix a P0B94 diagnostic trouble code?
To fix P0B94: Check the integrity of the voltage measurement circuit wiring harness. Inspect and clean connector contacts. Check the functionality of the voltage sensors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0B94?
Yes, but get it checked soon
How much does it cost to fix P0B94?
The estimated repair cost for P0B94 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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