P1B37
Battery Energy Control Module Hybrid Battery Voltage Balance Processor 4 Performance
P1B37 is an OBD-II diagnostic trouble code meaning: Battery Energy Control Module Hybrid Battery Voltage Balance Processor 4 Performance. Common causes: voltage balancing processor malfunction, control module wiring problems. Estimated repair cost: $167–556.
Symptoms
- Check Engine light comes on
- Hybrid system power reduction
- Increased fuel consumption
- Unstable operation of the hybrid system
- Error message on the dashboard
Causes
- Voltage balancing processor malfunction
- Control module wiring problems
- Software error in control module
- Damage to the high voltage battery
- Control module power problems
How to Fix
- Battery Energy Management Module Diagnostics
- Checking the integrity of wiring and connectors
- Module software update
- Replacing the balancing processor or the entire module
- Diagnosis of high-voltage battery condition
Related codes
FAQ
What does the P1B37 code mean?
P1B37 is an OBD-II diagnostic trouble code that indicates: Battery Energy Control Module Hybrid Battery Voltage Balance Processor 4 Performance
What causes a P1B37 error code?
The most common causes of P1B37 include: Voltage balancing processor malfunction; Control module wiring problems; Software error in control module; Damage to the high voltage battery.
How do I fix a P1B37 diagnostic trouble code?
To fix P1B37: Battery Energy Management Module Diagnostics. Checking the integrity of wiring and connectors. Module software update. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1B37?
Limited driving only, diagnose soon
How much does it cost to fix P1B37?
The estimated repair cost for P1B37 is $167–556. Actual cost depends on your vehicle, location, and labor rates.
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