Symptom 1: Telescopic System does not Operate

WARNING: This page is about a different car, the 2006 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.

CHECK STEERING WHEEL TELESCOPIC MECHANISM
Check the following.
- Operation malfunction caused by steering wheel telescopic mechanism deformation or pinched harness or other foreign materials.
- Operation malfunction and interference with other parts by poor installation.
OK or NG

OK : GO TO 2.

NG : Repair the malfunctioning part and check again.

CHECK TELESCOPIC SWITCH INPUT/OUTPUT

Disconnect ADP steering switch connector.
Turn ignition switch ON.

Check voltage between ADP steering switch harness connector M100 terminals 4, 5 and ground.

TELESCOPIC SWITCH INPUT/OUTPUT

Terminals			Voltage (V)
(+)		(-)
Connector	Terminal	(-)
M100	4	Ground	Approx. 5V
M100	5	Ground	Approx. 5V

OK or NG

OK : GO TO 3.

NG : GO TO 5.

CHECK ADP STEERING SWITCH GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between ADP steering switch harness connector M100 terminal 1 and ground.
  1 - Ground : Continuity should exist .
OK or NG

OK : GO TO 4.

NG : Replace or replace harness.

CHECK TELESCOPIC SWITCH

Check continuity between ADP steering switch connector terminals 4, 5 and 1.

TELESCOPIC SWITCH TABLE

Terminals	ADP steering switch operation	Continuity
4 - 1	Backward position	Yes
4 - 1	Neutral or forward position	No
5 - 1	Forward position	Yes
5 - 1	Neutral or backward position	No

OK or NG

OK : GO TO 6.

NG : Replace ADP steering switch.

CHECK HARNESS CONTINUITY

Disconnect Automatic drive Positioner control unit connector.
Check continuity between Automatic drive Positioner control unit harness connector M96, M97 terminals 11, 27 and ADP steering switch harness connector M100 terminals 4, 5.

Check continuity between Automatic drive Positioner control unit harness connector M96, M97 terminals 11, 27 and ground.

HARNESS CONTINUITY TABLE

Terminals				Continuity
(+)		(-)
Connector	Terminal	Connector	Terminal
M96, M97	11	M100	5	Yes
	27	M100	4	Yes
	11	Ground		No
	27	Ground		No

OK or NG

OK : Replace Automatic drive Positioner control unit.

NG : Repair or replace harness.

CHECK AUTOMATIC DRIVE POISONER CONTROL UNIT OUTPUT SIGNAL

Disconnect tilt motor and telescopic motor connector.

Check voltage between tilt motor and telescopic motor harness connector M98 terminals 3, 4 and ground.

AUTOMATIC DRIVE POISONER CONTROL UNIT OUTPUT SIGNAL TABLE

Terminals			Condition	Voltage
(+)		(-)
Connector	Terminal	(-)
M98	3	Ground	Telescopic switch (FORWARD operation)	Battery voltage
	4	Ground	Telescopic switch (BACKWARD operation)	Battery voltage
	3, 4	Ground	Telescopic switch OFF	0V

OK or NG

OK : Replace tilt motor and telescopic motor.

NG : GO TO 7.

CHECK TELESCOPIC MOTOR CIRCUIT

Disconnect Automatic drive Positioner control unit and tilt motor and telescopic motor connectors.
Check continuity between Automatic drive Positioner control unit harness connector M96, M97 terminals 36, 44 and tilt motor and telescopic motor harness connector M98 terminals 3, 4.

Check continuity between Automatic drive Positioner control unit harness connector M96, M97 terminals 36, 44 and ground.

TELESCOPIC MOTOR CIRCUIT TABLE

Terminals				Continuity
(+)		(-)
Connector	Terminal	Connector	Terminal
M96, M97	36	M98	3	Yes
	44	M98	4	Yes
	36	Ground		No
	44	Ground		No

OK or NG

OK : Replace automatic drive positioner control unit.

NG : Repair or replace harness.