OBD Codes List

Diagnostic reference · P2EAC

P2EAC

Active Radiator Air Flow Control Module A Performance

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

What it means

P2EAC means Active Radiator Air Flow Control Module A Performance.

Where it lives

For P2EAC, the description names the module as the part involved.

Check these first

  • A failed active radiator air flow control module A
  • A wiring fault in the module A control circuit
  • A binding shutter on module A
  • A failed position feedback from module A
  • A control module calibration fault

What to do next

  1. Read active radiator air flow control module A status on a scan tool
  2. Command module A through its full travel
  3. Inspect the module A position feedback signal
  4. Test the module A control circuit for faults
  5. Replace active radiator air flow control module A if it does not track
  6. Clear the code and retest

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Updated

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