OBD Guide

P1FF0

Hybrid/EV Battery Interface Control Module 8 Voltage Sensor Performance

P1FF0 is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Interface Control Module 8 Voltage Sensor Performance. Common causes: voltage sensor fault, problems with wiring or connectors. Estimated repair cost: $56–167.

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–167 (est.)

Symptoms

  • Check engine light comes on
  • Hybrid system power reduction
  • The car goes into emergency mode
  • Unstable operation of the hybrid system
  • Reducing electric range

Causes

  • Voltage sensor fault
  • Problems with wiring or connectors
  • Hybrid battery control module malfunction
  • Module power problems
  • Short circuit in the sensor circuit

How to Fix

  1. Voltage Sensor Circuit Diagnostics
  2. Check and replace the sensor if necessary
  3. Checking the integrity of wiring and connectors
  4. Hybrid Battery Control Module Testing
  5. Repair only from an authorized dealer

Related codes

FAQ

What does the P1FF0 code mean?

P1FF0 is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Interface Control Module 8 Voltage Sensor Performance

What causes a P1FF0 error code?

The most common causes of P1FF0 include: Voltage sensor fault; Problems with wiring or connectors; Hybrid battery control module malfunction; Module power problems.

How do I fix a P1FF0 diagnostic trouble code?

To fix P1FF0: Voltage Sensor Circuit Diagnostics. Check and replace the sensor if necessary. Checking the integrity of wiring and connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1FF0?

Do not drive — repair immediately

How much does it cost to fix P1FF0?

The estimated repair cost for P1FF0 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat