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 "DIAGNOSTIC TROUBLE CODE CONFIRMATION PROCEDURE" has been previously conducted, always turn ignition switch "OFF" and wait at least 5 seconds before conducting the next test.







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




DIAGNOSTIC PROCEDURE