B0625low severityBody

Recirculation Door Actuator Circuit

on 2018 Infiniti Q70L 5.6L V8 · RWD

What this code means

Malfunction in the HVAC recirculation door actuator. This door switches between outside air and recirculated cabin air.

Symptoms

  • Cannot switch to recirculation mode
  • Recirculation button unresponsive
  • Outside odors entering cabin in recirc mode
  • Clicking noise near glove box

Common causes

  • Faulty recirc actuator
  • Door binding
  • Actuator gear stripped
  • Wiring issue

Diagnostic steps

  1. Test recirc actuator operation
  2. Check door movement
  3. Inspect actuator gears
  4. Test wiring
  5. Scan HVAC codes

Repair notes

Replace recirculation door actuator.

Other Body codes on this vehicle

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