P1FC3
Hybrid/EV Battery Interface Control Module 5 5 V Reference Circuit
P1FC3 is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Interface Control Module 5 5 V Reference Circuit. Common causes: open or short circuit in 5 v circuit, hybrid battery control module malfunction. Estimated repair cost: $56–167.
Symptoms
- Check Engine Light Is On
- Hybrid system power reduction
- The car goes into emergency mode
- Rough engine operation
- Error message on display
Causes
- Open or short circuit in 5 V circuit
- Hybrid battery control module malfunction
- Problems with wiring or connectors
- Malfunction of the sensor powered by this circuit
- Corroded or damaged contacts
How to Fix
- Check continuity of 5 V circuit
- Inspect connectors and wiring for damage
- Check the operation of the hybrid battery control module
- Diagnose sensors powered from this circuit
- Replacing faulty components
- Repair only from an authorized dealer
Related codes
FAQ
What does the P1FC3 code mean?
P1FC3 is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Interface Control Module 5 5 V Reference Circuit
What causes a P1FC3 error code?
The most common causes of P1FC3 include: Open or short circuit in 5 V circuit; Hybrid battery control module malfunction; Problems with wiring or connectors; Malfunction of the sensor powered by this circuit.
How do I fix a P1FC3 diagnostic trouble code?
To fix P1FC3: Check continuity of 5 V circuit. Inspect connectors and wiring for damage. Check the operation of the hybrid battery control module. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1FC3?
Do not drive — repair immediately
How much does it cost to fix P1FC3?
The estimated repair cost for P1FC3 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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