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P0D15: Battery Charging System A High Voltage Interlock Circuit/Open

Severity
Medium
System
Vehicle Systems
Last reviewed: Last updated:

Methodology: We combine code standards with complaint and reliability patterns, then review for clear, vehicle-first diagnosis steps.

Sources: SAE/OBD-II definitions, manufacturer service information, and public reliability reports (including NHTSA where applicable).

Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.

What Does P0D15 Mean?

P0D15 is a diagnostic trouble code indicating: Battery Charging System A High Voltage Interlock Circuit/Open. This code relates to the vehicle systems system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of P0D15

Common Causes

Frequently Asked Questions

What does P0D15 mean?
P0D15 indicates: Battery Charging System A High Voltage Interlock Circuit/Open. The vehicle's computer has detected that the Battery Charging System A High Voltage Interlock is not operating within its expected parameters and stored this diagnostic trouble code.
Can I drive with code P0D15?
You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P0D15 for extended periods may cause additional problems.
How much does it cost to fix P0D15?
Repair costs for P0D15 typically range from $80 to $300, depending on the root cause. Simple wiring or connector repairs are on the lower end, while component replacement costs more. A proper diagnosis ($80–$150 at most shops) will identify the exact cause before committing to expensive parts.

What To Do Next

Possible Fixes

  • 🔧 Inspect and repair Battery Charging System A High Voltage Interlock wiring and connectors
  • 🔧 Replace faulty Battery Charging System A High Voltage Interlock
  1. 1
    Find your vehicle above

    Click your make and model for real owner reports and common causes specific to your vehicle.

  2. 2
    Check for recalls

    Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.

  3. 3
    Get a professional diagnosis

    A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

Related Codes

P0D00 Control Pilot Charging Ventilation Switch Circuit/Open P0D01 Control Pilot Charging Ventilation Switch Range/Performance P0D02 Control Pilot Charging Ventilation Switch Circuit Low P0D03 Control Pilot Charging Ventilation Switch Circuit High P0D04 Control Pilot Charging Ventilation Switch Intermittent/Erratic P0D05 Control Pilot Charging Ventilation Switch Stuck Off P0D06 Control Pilot Charging Ventilation Switch Stuck On P0D07 Battery Charging System Positive Contactor A Circuit P0D08 Battery Charging System Positive Contactor A Stuck Closed P0D09 Battery Charging System Positive Contactor A Stuck Open