OBD Codes List

Diagnostic reference · P0D38

P0D38

Battery Charger A Input Current Sensor Circuit

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

What it means

P0D38 means Battery Charger A Input Current Sensor Circuit.

Where it lives

For P0D38, the sensor sits on the circuit this code reports. The description of P0D38 reports a fault at the sensor.

Check these first

  • A failed battery charger A input current sensor
  • A wiring or connector fault at the input current sensor
  • A charger A input fault
  • Corrosion at the sensor connector
  • A charging control module misreading the sensor

What to do next

  1. Read battery charger A input current on a scan tool
  2. Inspect the input current sensor connector and wiring
  3. Test the sensor circuit for opens and shorts
  4. Check the charger A input
  5. Replace the sensor if the signal is missing
  6. Clear the code and retest

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Updated

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