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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 569 (Automatic Transmission (DTC/Circuit Diagnosis)) >> DTC/Circuit Diagnosis >> DTC P0826: Up And Down Shift SW >> DTC Description >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

DTC

Trouble diagnosis name

DTC detection condition

Possible causes

P0826

Up and Down Shift Switch Circuit

TCM monitors manual mode, non-manual mode, up or down switch signal, and detects as irregular when impossible input pattern occurs 1 second or more.

  • Manual mode switch
  • Harness or connectors

    (Manual mode switch circuit are open or shorted.)