OBD Guide

P1AF6

Drive Motor 2 Control Module Hybrid Battery Voltage Isolation Sensor Circuit Low Voltage

P1AF6 is an OBD-II diagnostic trouble code meaning: Drive Motor 2 Control Module Hybrid Battery Voltage Isolation Sensor Circuit Low Voltage. Common causes: damage to wiring or connectors in the sensor circuit, insulation sensor fault. 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
  • Possible problems with charging the hybrid battery
  • Warning messages appear on the instrument panel

Causes

  • Damage to wiring or connectors in the sensor circuit
  • Insulation sensor fault
  • Problems with the hybrid system control module
  • Short circuit in the circuit
  • Poor circuit grounding

How to Fix

  1. Check the integrity of the wiring and connectors in the sensor circuit
  2. Check the voltage and resistance in the sensor circuit
  3. Test the insulation sensor
  4. Check the operation of the hybrid system control module
  5. If necessary, replace faulty components

Related codes

FAQ

What does the P1AF6 code mean?

P1AF6 is an OBD-II diagnostic trouble code that indicates: Drive Motor 2 Control Module Hybrid Battery Voltage Isolation Sensor Circuit Low Voltage

What causes a P1AF6 error code?

The most common causes of P1AF6 include: Damage to wiring or connectors in the sensor circuit; Insulation sensor fault; Problems with the hybrid system control module; Short circuit in the circuit.

How do I fix a P1AF6 diagnostic trouble code?

To fix P1AF6: Check the integrity of the wiring and connectors in the sensor circuit. Check the voltage and resistance in the sensor circuit. Test the insulation sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1AF6?

Do not drive — repair immediately

How much does it cost to fix P1AF6?

The estimated repair cost for P1AF6 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat