CVT Device [Detention Switch (Key)] Circuit Inspection

WARNING: This page is about a different car, the 2007 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FUNCTION

With CONSULT-II

Check that when the CVT selector lever is in P position, "DETENT SW" on the DATA MONITOR becomes OFF.

DETENT SW MONITOR ITEM CHART

Monitor item [OPERATION or UNIT]		Contents
DETENT SW	"ON/OFF"	The CVT selector lever position "P position (OFF)/other than P position (ON)" judged from the detention switch (key) signal is displayed.

Fig 1: CONSULT-II Display - DATA MONITOR

Courtesy of NISSAN MOTOR CO., U.S.A.

Without CONSULT-II

GO TO 2.

OK or NG

OK: CVT device [detention switch (key)] circuit is OK.

NG: GO TO 2.

CHECK CVT DEVICE [DETENTION SWITCH (KEY)] HARNESS
1. Turn ignition switch OFF.
2. Disconnect CVT device [detention switch (key)] and key switch and ignition knob switch.
3. Check continuity between CVT device [detention switch (key)] connector M34 (A) terminal 5 and key switch and ignition knob switch connector M73 (B) terminal 2.
  5 - 2: Continuity should exist.
4. Check continuity between CVT device [detention switch (key)] connector M34 (A) terminal 5 and ground.
  5 - Ground: Continuity should not exist.
Fig 2: Checking Continuity Between CVT Device Terminal 5 And Key Switch And Ignition Knob Switch Terminal 2
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK: GO TO 3.

NG: Repair or replace harness.

CHECK CVT DEVICE [DETENTION SWITCH (KEY)

Check continuity between CVT device terminals as follows.

CVT DEVICE [DETENTION SWITCH (KEY)

Terminals		Condition	Continuity
5	6	P position	Yes
5	6	Other than P position	No

Fig 3: Checking Continuity Between CVT Device Terminals

Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK: GO TO 4.

NG: Replace CVT device.

CHECK CVT DEVICE [DETENTION SWITCH (KEY)] SIGNAL HARNESS
1. Disconnect driver seat control unit.
2. Check continuity between driver seat control unit connector P2 terminal 21 and CVT device [detention switch (key)] connector M34 terminal 6.
  21 - 6: Continuity should exist.
3. Check continuity between driver seat control unit connector P2 terminal 21 and ground.
  21 - Ground: Continuity should not exist.
Fig 4: Checking Continuity Between Driver Seat Control Unit Connector Terminal 21 And CVT Device Connector M34 Terminal 6
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK: Replace driver seat control unit. Refer to "FRONT SEAT ".

NG: Repair or replace harness.