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Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 11 (Door & Lock (DTC/Circuit Diagnosis) (Except Hybrid)) >> DTC/Circuit Diagnosis >> DTC B261B: Remote Engine Start >> Diagnosis Procedure >> Diagnostic Test

Diagnostic Test

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. CHECK ECM IGNITION, POWER AND GROUND CIRCUITS

    Check ECM ignition power and ground circuits. Refer to DIAGNOSIS PROCEDURE (except for Mexico) .

    Is the inspection result normal?

    YES 

    Replace ECM. Refer to REMOVAL AND INSTALLATION (except for Mexico) . GO TO 2.

    NO 

    Repair or replace harness or connectors.

  2. INSPECTION

    1. Turn ignition switch ON.
    2. Select "Self-diagnostic result" mode with CONSULT.
    3. Touch "ERASE".
    4. Perform vehicle remote start operation.

    Does DTC B261B return?

    YES 

    Replace BCM. Refer to REMOVAL AND INSTALLATION .

    NO 

    Inspection End..

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