Toyota Tundra Service Manual: System Description

SYSTEM DESCRIPTION

1. SYSTEM DESCRIPTION

(a) The Electronic Controlled Automatic Transmission (ECT) is an automatic transmission that electronically controls shift timing using the Engine Control Module (ECM). The ECM detects electrical signals that indicate engine and driving conditions, and controls the shift point based on driver habits and road conditions. As a result, fuel efficiency and power transmission performance are improved.

Shift shock is reduced by controlling the engine and transmission simultaneously.

In addition, the ECT has the following features:

  • Diagnostic function.
  • Fail-safe function when a malfunction occurs.
    Road Test

    System Diagram

    See More:

    Toyota Tundra Owners Manual > Using the driving support systems: Four-wheel drive system
    Summary of functions Use the front-wheel drive control switch to select the following transfer modes: "2WD" (high speed position, two-wheel drive) Use this for normal driving on dry hard-surfaced roads. This position gives greater economy, quietest ride and least wear. "4H" (high speed position, fou ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

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