OBD Codes List

Diagnostic reference · P001D

P001D

A Camshaft Profile Actuator A Control Circuit/Open Bank 2

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

What it means

P001D means A Camshaft Profile Actuator A Control Circuit/Open Bank 2.

Where it lives

For P001D, the actuator sits on the circuit this code reports. The description of P001D puts it on bank 2.

Check these first

  • An open in the bank 2 actuator A control wire
  • A failed bank 2 camshaft profile actuator A solenoid
  • Corroded pins at the bank 2 actuator connector
  • Low oil pressure at the bank 2 phaser
  • A failed ECM driver for the bank 2 actuator A

What to do next

  1. Inspect the bank 2 actuator A connector and harness for an open
  2. Measure the bank 2 actuator A solenoid resistance
  3. Check oil pressure and condition at the bank 2 phaser
  4. Verify control voltage at the actuator with the key on
  5. Replace the bank 2 actuator A if the circuit tests good but the fault stays
  6. Clear the code and retest

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Updated

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