OBD Guide

P0D91

Battery Charger Coupler Lock Control Circuit/Open

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Inability to start charging the battery
  • Charging error message on dashboard
  • The charging cable does not fit into the connector
  • Interrupting the charging process
  • Charge indicator flashing

Causes

  • Broken wires in the control circuit
  • Lockout solenoid valve malfunction
  • Poor contact in the connector
  • Wiring harness damage
  • Charging control unit malfunction

How to Fix

  1. Check the integrity of the wiring harness
  2. Check connections in connectors
  3. Test the operation of the lockout solenoid valve
  4. Check circuit fuses and relays
  5. Diagnostics of the charging control unit

Related codes

Error P0D91 by Vehicle Brand