Diagnosis Procedure

TILT MOTOR


Description

- The tilt motor is installed to the steering column assembly.
- The tilt motor is activated with the automatic drive positioner control unit.
- The steering column is tilted upward/downward by changing the rotation direction of tilt motor.





TILT MOTOR


Diagnosis Procedure

1. CHECK TILT MOTOR HARNESS CONTINUITY





1. Turn ignition switch OFF.
2. Disconnect automatic drive positioner control unit and tilt motor assembly.
3. Check continuity between automatic drive positioner control unit connector M34 (A) terminals 35, 42 and tilt motor assembly connector M86 (B) terminals 1, 5.

35 - 1 : Continuity should exist.
42 - 5 : Continuity should exist.

4. Check continuity between automatic drive positioner control unit connector M34 (A) terminals 35, 42 and ground.

35 - Ground : Continuity should not exist.
42 - Ground : Continuity should not exist.

Is the inspection result normal?
YES - GO TO 2
NO - Repair or replace harness.
2. CHECK AUTOMATIC DRIVE POSITIONER CONTROL UNIT OUTPUT SIGNAL





1. Connect the automatic drive positioner control unit and tilt motor assembly.
2. Check voltage between automatic drive positioner control unit connector and ground.





Is the inspection result normal?
YES - Replace tilt motor assembly. Refer to Tilt System.
NO - GO TO 3
3. CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident.
Is the inspection result normal?
YES - Replace automatic drive positioner control unit. Refer to Automatic Drive Positioner Control Unit.
NO - Repair or replace the malfunctioning part.