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:
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Toyota Tundra Service Manual > Engine: On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT IGNITION TIMING (a) Warm up and stop the engine. (1) Allow the engine to warm up to a normal operating temperature. (b) When using the Techstream: (1) Connect the Techstream to the DLC3. (2) Start the engine and idle it. (3) Turn the Techstream main switch ...
