P0BAD
Hybrid/EV Battery Voltage Sense W Circuit Intermittent/Erratic
P0BAD is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Voltage Sense W Circuit Intermittent/Erratic. Common causes: poor contact in the measuring circuit connectors, wiring harness damage. Estimated repair cost: $17–89.
Symptoms
- Check Engine light comes on
- Hybrid system power reduction
- Switching to emergency mode
- Unstable operation of the hybrid system
- Errors in battery charge calculation
Causes
- Poor contact in the measuring circuit connectors
- Wiring harness damage
- Voltage sensor fault
- Contact corrosion
- Problems with the battery management module
How to Fix
- Check the condition of the wiring harness and connectors
- Clean contacts from corrosion
- Check circuit resistance
- Replace faulty voltage sensor
- Update battery management module software
Related codes
Error P0BAD by Vehicle Brand
FAQ
What does the P0BAD code mean?
P0BAD is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Voltage Sense W Circuit Intermittent/Erratic
What causes a P0BAD error code?
The most common causes of P0BAD include: Poor contact in the measuring circuit connectors; Wiring harness damage; Voltage sensor fault; Contact corrosion.
How do I fix a P0BAD diagnostic trouble code?
To fix P0BAD: Check the condition of the wiring harness and connectors. Clean contacts from corrosion. Check circuit resistance. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0BAD?
Limited driving only, diagnose soon
How much does it cost to fix P0BAD?
The estimated repair cost for P0BAD is $17–89. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat