Control Unit (RAM), Control Unit (ROM)

Description





The 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

DIAGNOSTIC TROUBLE CODE (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








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