B2814
Quick Charge Relay
B2814 is an OBD-II diagnostic trouble code meaning: Quick Charge Relay. Common causes: faulty fast charge relay, open or short circuit in the relay circuit. Estimated repair cost: $56–167.
Symptoms
- Dashboard warning
- Reduced battery charging efficiency
- Problems starting the engine
- Power limitation in hybrid systems
Causes
- Faulty fast charge relay
- Open or short circuit in the relay circuit
- Problems with the charging system control unit
- Corrosion of contacts or connectors
- Fuse box malfunction
How to Fix
- Check the status of the fast charging relay
- Diagnose the relay control circuit for opens and short circuits
- Check the voltage at the relay terminals
- Inspect connectors and contacts for corrosion
- If necessary, replace the relay or repair the circuit
Related codes
FAQ
What does the B2814 code mean?
B2814 is an OBD-II diagnostic trouble code that indicates: Quick Charge Relay
What causes a B2814 error code?
The most common causes of B2814 include: Faulty fast charge relay; Open or short circuit in the relay circuit; Problems with the charging system control unit; Corrosion of contacts or connectors.
How do I fix a B2814 diagnostic trouble code?
To fix B2814: Check the status of the fast charging relay. Diagnose the relay control circuit for opens and short circuits. Check the voltage at the relay terminals. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B2814?
Limited driving only, diagnose soon
How much does it cost to fix B2814?
The estimated repair cost for B2814 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat