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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 510 (Manual Air Conditioner (DTC/Circuit Diagnosis)) >> DTC/Circuit Diagnosis >> DTC B2632: Front Air Mix Door Motor >> DTC Confirmation Procedure

DTC Confirmation Procedure

WARNING: This page is about a different car, the 2019 Nissan NV3500 HD, 2019 Nissan NV2500 HD, and 2019 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.
  1. PERFORM DTC CONFIRMATION PROCEDURE 

    SYMBOL With CONSULT

    1. Turn ignition switch ON.
    2. Select "Self Diagnostic Result" mode of "HVAC".
    3. Check DTC.
    NOTE: If DTC is displayed along with DTC U1000 or U1010, first diagnose the DTC U1000 or U1010. Refer to DTC Logic  or DTC Logic .

    Is DTC No. "B2632" or "B2633" displayed?

    YES

    Perform trouble diagnosis for the front air mix door motor. Refer to Diagnosis Procedure .

    NO

    GO TO 2.

  2. Function Inspection 
    1. Make sure the engine is running and is at normal operating temperature.
    2. Turn the temperature control dial to the full hot position.
    3. Check for warm air at discharge air outlets.
    4. Operate the A/C compressor.
    5. Turn the temperature control dial to the full cool position.
    6. Check for cool air at air discharge outlets.

    Does it operate normally?

    YES

    Inspection End.

    NO

    Check front air mix door motor installation, and repair or replace the malfunctioning parts.

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