P0D16
Battery Charging System A High Voltage Interlock Circuit Performance
P0D16 is an OBD-II diagnostic trouble code meaning: Battery Charging System A High Voltage Interlock Circuit Performance. Common causes: damage to high voltage wiring harness, high voltage relay malfunction. Estimated repair cost: $56–167.
Symptoms
- Check Engine light comes on
- Reduced battery charging efficiency
- Possible problems starting the engine
- Hybrid system power reduction
- Errors in the operation of the high voltage system
Causes
- Damage to high voltage wiring harness
- High voltage relay malfunction
- Problems with the charging system control unit
- Corrosion of contacts in the circuit
- Voltage sensor fault
How to Fix
- Carry out diagnostics of the high-voltage system
- Check the integrity of the wiring harness
- Test the operation of the high-voltage relay
- Check contacts for corrosion
- If necessary, replace faulty components
Related codes
Error P0D16 by Vehicle Brand
FAQ
What does the P0D16 code mean?
P0D16 is an OBD-II diagnostic trouble code that indicates: Battery Charging System A High Voltage Interlock Circuit Performance
What causes a P0D16 error code?
The most common causes of P0D16 include: Damage to high voltage wiring harness; High voltage relay malfunction; Problems with the charging system control unit; Corrosion of contacts in the circuit.
How do I fix a P0D16 diagnostic trouble code?
To fix P0D16: Carry out diagnostics of the high-voltage system. Check the integrity of the wiring harness. Test the operation of the high-voltage relay. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0D16?
Do not drive — repair immediately
How much does it cost to fix P0D16?
The estimated repair cost for P0D16 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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