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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 199 (Transfer Case (DTC/Circuit Diagnosis)) >> DTC/Circuit Diagnosis >> DTC P1813: 4WD Mode Switch >> Component Inspection

Component Inspection

WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK 4WD SHIFT SWITCH 
    1. Turn the ignition switch OFF.
    2. Remove 4WD shift switch. Refer to Removal and Installation .
    3. Check the continuity between 4WD shift switch harness connector terminals.

    4WD shift switch

    Condition

    Continuity

    Terminal

    3

    4

    4WD shift switch: 2WD

    Yes

    4WD shift switch: 4H or 4LO

    No

    3

    6

    4WD shift switch: 4H

    Yes

    4WD shift switch: 2WD or 4LO

    No

    3

    7

    4WD shift switch: 4LO

    Yes

    4WD shift switch: 2WD or 4H

    No

    Is the inspection result normal?

    YES

    Inspection End.

    NO

    Replace 4WD shift switch. Refer to Removal and Installation .