OBD Guide
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P1FE8

Hybrid/EV Battery Interface Control Module 10 Voltage Sensor Circuit High Voltage

P1FE8 is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Interface Control Module 10 Voltage Sensor Circuit High Voltage. Common causes: voltage sensor fault, wiring harness damage. Estimated repair cost: $56–167.

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced vehicle power
  • Switching to emergency mode
  • Reducing electric range
  • Error message on display

Causes

  • Voltage sensor fault
  • Wiring harness damage
  • Short circuit in the circuit
  • Problems with the battery management module
  • Contact corrosion

How to Fix

  1. Check the condition of the wiring harness and contacts
  2. Test the voltage sensor
  3. Check circuit continuity
  4. Scan the battery management module for errors
  5. Replace faulty components

Related codes

P1FE7P1FE9P0AA6

FAQ

What does the P1FE8 code mean?

P1FE8 is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Interface Control Module 10 Voltage Sensor Circuit High Voltage

What causes a P1FE8 error code?

The most common causes of P1FE8 include: Voltage sensor fault; Wiring harness damage; Short circuit in the circuit; Problems with the battery management module.

How do I fix a P1FE8 diagnostic trouble code?

To fix P1FE8: Check the condition of the wiring harness and contacts. Test the voltage sensor. Check circuit continuity. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1FE8?

Limited driving only, diagnose soon

How much does it cost to fix P1FE8?

The estimated repair cost for P1FE8 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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