Check A/T Shift Selector (Detent Switch) Circuit

AUTOMATIC DRIVE POSITIONER


Check A/T Shift Selector (Detent Switch) Circuit

1.CHECK FUNCTION
With CONSULT-III
Check that when the selector lever is in P position, "DETENT SW" on the DATA MONITOR becomes OFF.





Without CONSULT-III
1. Turn ignition switch OFF.





2. Check voltage between driver seat control unit connector and ground.





OK or NG
OK - A/T shift selector (detention switch) circuit is OK.
NG - GO TO 2.
2.CHECK A/T SHIFT SELECTOR (TRANSMISSION RANGE SWITCH) HARNESS
1. Turn ignition switch OFF.
2. Disconnect A/T shift selector and driver seat control unit connector.





3. Check continuity between A/T shift selector connector and driver seat control unit connector.





4. Check continuity between driver seat control unit connector and ground.





OK or NG
OK - GO TO 3.
NG - Repair or replace harness.
3.CHECK TRANSMISSION RANGE SWITCH





Check continuity between A/T shift selector (detention switch) as follows.





OK or NG
OK - Check the condition of the harness and the connector.
NG - Replace A/T shift selector.