OBD Codes List

Diagnostic reference · P2B38

P2B38

A Camshaft Profile Actuator B Control Circuit High Bank 2

System
Powertrain control (P code)
Lamp
Check Engine Light
Category
Powertrain - Hybrid Propulsion

What it means

P2B38 means A Camshaft Profile Actuator B Control Circuit High Bank 2.

Where it lives

For P2B38, the actuator sits on the circuit this code reports. The description of P2B38 puts it on bank 2.

Check these first

  • A short to voltage on the A camshaft profile actuator B control wire bank 2
  • A failed A camshaft profile actuator B solenoid bank 2
  • A bank 2 profile actuator harness shorted to a power feed
  • A control module driver stuck high on the bank 2 profile actuator B output

What to do next

  1. Scan all modules and read the A camshaft profile actuator B command bank 2
  2. Inspect the bank 2 profile actuator B harness for a short to voltage
  3. Test the profile actuator B control wire bank 2 for voltage with the command off
  4. Measure the A camshaft profile actuator B solenoid resistance
  5. Replace the A camshaft profile actuator B if the circuit tests clean
  6. Clear the code and retest

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Updated

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