Automatic Drive Positioner (DTC/Circuit Diagnosis)

WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.

CHECK DOOR MIRROR LH SENSOR SIGNAL

Turn ignition switch to ACC.

Check voltage between door mirror LH harness connector and ground.

(+)		(-)	Condition		Voltage (Approx.)
Door mirror LH
Connector	Terminal
D4	16	Ground	Door mirror LH	Close to peak	3.4 V
				Close to valley	0.6 V
	15			Close to right edge	3.4 V
				Close to left edge	0.6 V

Is the inspection result normal?

YES

GO TO STEP 5

GO TO STEP 2

CHECK DOOR MIRROR LH SENSOR CIRCUIT 1

Turn ignition switch OFF.
Disconnect automatic drive positioner control unit and door mirror LH connector D4.

Check continuity between automatic drive positioner control unit harness connector M33 and door mirror LH harness connector D4.

Automatic drive positioner control unit		Door mirror LH		Continuity
Connector	Terminal	Connector	Terminal
M33	6	D4	16	Yes
	18		15

Check continuity between automatic drive positioner control unit harness connector M33 and ground.

Automatic drive positioner control unit		Ground	Continuity
Connector	Terminal
M33	6		No
	18

Is the inspection result normal?

YES

GO TO STEP 3

Repair or replace harness.

CHECK DOOR MIRROR LH SENSOR CIRCUIT 2

Check continuity between automatic drive positioner control unit harness connector M33 and door mirror LH harness connector D4.

Automatic drive positioner control unit		Door mirror LH		Continuity
Connector	Terminal	Connector	Terminal
M33	20	D4	13	Yes
	21		14

Check continuity between automatic drive positioner control unit harness connector M33 and ground.

Automatic drive positioner control unit		Ground	Continuity
Connector	Terminal
M33	20		No
	21

Is the inspection result normal?

YES

GO TO STEP 4

Repair or replace harness.

CHECK TILT MOTOR ADJUSTING OPERATION
1. Connect automatic drive positioner control unit and door mirror LH.
2. Turn ignition switch ON.
3. Check tilt motor adjusting operation with memory function.
Is the operation normal?

YES

Replace door mirror actuator (built into door mirror LH). Refer to Removal and Installation .

NO

Replace automatic drive positioner control unit. Refer to Removal and Installation .
CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident .

Is the inspection result normal?

YES

Replace automatic drive positioner control unit. Refer to Removal and Installation .

NO

Repair or replace the malfunctioning part.