OBD Guide

P0A6F

Generator Phase U Current

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$167–556 (est.)

Symptoms

  • Check Engine light comes on
  • Hybrid system power reduction
  • Increased fuel consumption
  • Unstable engine operation
  • Error message on the dashboard

Causes

  • Phase U generator fault
  • Phase U circuit fault
  • Problems with high voltage battery
  • Malfunction of the hybrid system control unit
  • Corrosion or poor contact in connectors

How to Fix

  1. Phase U generator diagnostics
  2. Checking the integrity of the phase U circuit
  3. High voltage battery diagnostics
  4. Checking connections and connectors
  5. Repair or replacement of faulty components
  6. Repair only from an authorized dealer

Related codes

Error P0A6F by Vehicle Brand