OBD Codes List

Diagnostic reference · P0D3B

P0D3B

Battery Charger A Input Current Sensor Circuit High

System
Powertrain control (P code)
Lamp
Check Engine Light
Category
Powertrain - Fuel/Air Metering

What it means

P0D3B means Battery Charger A Input Current Sensor Circuit High.

Where it lives

For P0D3B, the sensor sits on the circuit this code reports. The description of P0D3B reports a fault at the sensor.

Check these first

  • A battery charger A input current sensor that reads too high
  • An internal fault in the charger current sensor circuit
  • A failed battery charger A
  • A short in the charger input circuit

What to do next

  1. Read battery charger A input current on a scan tool
  2. Compare input current against the expected charge rate
  3. Inspect the charger input connectors and wiring
  4. Test the charger input circuit for a short
  5. Replace the battery charger if input current stays too high
  6. Clear the code and retest

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Updated

Generic SAE J2012 definition. Last updated 2026-10-10.