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Home >> Lexus >> 2025 >> NX 350h >> Repair and Diagnosis >> External Pages >> Different car >> Section 71 (Heating / Air Conditioning System - Diagnostic Codes, Circuit Tests & Symptom Tests) >> AIR CONDITIONING SYSTEM (for Gasoline Model) >> DTC B13AB-7F: Front Control Rear Air Outlet Damper Control Servo Motor Actuator Stuck Off [11/2021 - ] >> Caution / Notice / Hint

Caution / Notice / Hint

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NOTE:
  • This DTC is also output for the damper link, damper lock, etc. Before performing inspection, perform servomotor initialization and check that there are no mechanical malfunctions.

    Refer to INITIALIZATION [11/2021 - ]

  • This DTC is also output when servomotor initialization has failed. When servomotor initialization has failed, repair any malfunctions and perform servomotor initialization again.

    Refer to INITIALIZATION [11/2021 - ]

  • To prevent the key from being locked in the vehicle, make sure to enter e-latch inspection mode and enable the manual release handle before disconnecting the cable from the negative (-) auxiliary battery terminal.

    Refer to INSPECTION MODE PROCEDURE [11/2021 - ]