Control Unit (RAM), Control Unit (ROM)

Description





The Transmission Control Module (TCM) consists of a microcomputer and connectors for signal input and output and for power supply. The unit controls the A/T.





ON BOARD DIAGNOSIS LOGIC

DTC CONFIRMATION PROCEDURE

NOTE: If "DTC Confirmation Procedure" has been previously conducted, always turn ignition switch OFF and wait at least 5 seconds before conducting the next test.

With CONSULT-II





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2 of 2

1. Turn ignition switch ON and select "DATA MONITOR" mode for A/T with CONSULT-II.
2. Start engine.
3. Run engine for at least 2 seconds at idle speed.

DIAGNOSTIC PROCEDURE





Check 1