Transmission Control System Relay: Testing and Inspection

A/T CONTROL RELAY CHECK
1. Remove the A/T control relay.





2. Use jumper wires to connect the A/T control relay terminal (2) to the battery (-) terminal and terminal 4 to the battery (+) terminal.
3. Check the continuity between the terminal (1) terminal (3) of the A/T control relay when the jumper As wires are connected to and disconnected from the battery.





4. If there is a problem, replace the A/T control relay.