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Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 15 (Heater & Air Conditioning Control System (DTC/Circuit Diagnosis) (Except Hybrid)) >> DTC/Circuit Diagnosis >> DTC B27B0: A/C Auto Amp. >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

  1. PERFORM SELF DIAGNOSTIC

    G-20 With CONSULT

    1. Turn ignition switch ON.
    2. Select "Self Diagnostic Result" mode of "HVAC" using CONSULT.
    3. Touch "ERASE".
    4. Turn ignition switch OFF.
    5. Turn ignition switch ON.
    6. Perform "DTC CONFIRMATION PROCEDURE". Refer to DTC LOGIC .

    Is DTC detected again?

    YES 

    Replace A/C auto amp. Refer to REMOVAL AND INSTALLATION .

    NO 

    Inspection End.

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