P2E91
Battery Charger B Internal Power Supply Performance
P2E91 is an OBD-II diagnostic trouble code meaning: Battery Charger B Internal Power Supply Performance. Common causes: charger b fault, damage to the power supply. Estimated repair cost: $56–167.
Symptoms
- Dashboard warning
- Problems starting the engine
- Reduced battery charging efficiency
- Unstable operation of the vehicle's electrical system
Causes
- Charger B fault
- Damage to the power supply
- Problems with the charger control unit
- Short circuit in wiring
- Battery fault
How to Fix
- Check the charger power circuit
- Diagnose the status of charger B
- Replace the faulty charger if necessary
- Check and repair damaged wiring
Related codes
Error P2E91 by Vehicle Brand
FAQ
What does the P2E91 code mean?
P2E91 is an OBD-II diagnostic trouble code that indicates: Battery Charger B Internal Power Supply Performance
What causes a P2E91 error code?
The most common causes of P2E91 include: Charger B fault; Damage to the power supply; Problems with the charger control unit; Short circuit in wiring.
How do I fix a P2E91 diagnostic trouble code?
To fix P2E91: Check the charger power circuit. Diagnose the status of charger B. Replace the faulty charger if necessary. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2E91?
Yes, but get it checked soon
How much does it cost to fix P2E91?
The estimated repair cost for P2E91 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat