Diagnosis Procedure

TELESCOPIC SWITCH


Description

ADP steering switch (telescopic switch) is equipped to the steering column. The operation signal is input to the automatic drive positioner control unit when the telescopic switch is operated.





TELESCOPIC SWITCH


Diagnosis Procedure

1. CHECK TELESCOPIC SWITCH SIGNAL





1. Disconnect ADP steering switch (telescopic switch).
2. Check voltage between ADP steering switch harness connector and ground.





Is the inspection result normal?
YES - GO TO 3
NO - GO TO 2
2. CHECK TELESCOPIC SWITCH CIRCUIT





1. Disconnect automatic drive positioner control unit.
2. Check continuity between automatic drive positioner control unit harness connector and ADP steering switch harness connector.





3. Check continuity between automatic drive positioner control unit harness connector and ground.





Is the inspection result normal?
YES - Replace automatic drive positioner unit. Refer to Automatic Drive Positioner Control Unit.
NO - Repair or replace harness.
3. CHECK TELESCOPIC SWITCH
Refer to Component Inspection.
Is the inspection result normal?
YES - GO TO 4
NO - Replace ADP steering switch (telescopic switch). Refer to Service and Repair.
4. CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident.
Inspection End.