Toyota Tundra Service Manual: Precaution

PRECAUTION

1. INITIALIZATION

NOTICE:

  • Perform Reset Memory (AT initialization) for 2WD when replacing the automatic transmission assembly, engine assembly or ECM (See page ).
  • Perform Reset Memory (AT initialization) for 4WD when replacing the automatic transmission assembly, engine assembly or ECM (See page ).
  • Perform Registration (VIN registration) when replacing the ECM (See page ).
  • Perform initialization (throttle position) after replacing the throttle with motor body assembly or cleaning any throttle body components (See page ).

    HINT:

    The engine learned value cannot be reset by disconnecting the battery negative (-) terminal or removing the EFI NO. 1 and ETCS fuses.

2. WHEN USING TECHSTREAM

CAUTION:

Observe the following items for safety reasons:

  • Read the Techstream instruction books before using the Techstream.
  • Make sure that the Techstream cable is not caught on the pedals, shift lever or steering wheel when driving with the Techstream connected to the vehicle.
  • When driving the vehicle for testing purposes using the Techstream, two persons are required. One drives the vehicle and the other operates the Techstream.
    Parts Location

    Problem Symptoms Table

    See More:

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