Pinch Strip System Inspection

WARNING: This page is about a different car, the 2006 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.

PINCH STRIP SIGNAL INSPECTION

Turn ignition switch OFF.

While operating the pinch strip, check voltage between back door control unit connector B55 terminals 19, 20 and ground.

TERMINALS VOLTAGE CHART

Terminals		Condition	Voltage (V) (Approx.)
(+)	(-)	Condition	Voltage (V) (Approx.)
19 20	Ground	Pinch strip operation	0
19 20	Ground	Other	5

Fig 1: Identifying Voltage Between Back Door Control Unit Connector B55 Terminals 19, 20 And Ground

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

OK or NG

OK : Pinch strip switch is OK.
NG : GO TO 2.

PINCH STRIP CIRCUIT INSPECTION
1. Disconnect pinch strip and back door control unit.
2. Check continuity between pinch strip connector D715 (RH), D517 (LH) terminal 1, 2 and back door control unit connector B55 terminal 5, 19 (RH), 20 (LH).
  1 - 19 : Continuity should exist.
  
  1 - 20 : Continuity should exist.
  
  2 - 5 : Continuity should exist.
  
  Fig 2: Identifying Continuity Between Pinch Strip Connector D715, D517 Terminal 1, 2 And Connector B55 Terminal 5, 19, 20
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
- OK : GO TO 3.
- NG : Repair the harness between the pinch strip and the back door control unit.
PINCH STRIP GROUND INSPECTION
1. Connect back door control unit connector.
2. Check continuity between pinch strip connector terminal 2 and ground.
  2 - Ground : Continuity should exist.
  
  Fig 3: Identifying Continuity Between Pinch Strip Connector Terminal 2 And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
- OK : Replace the pinch strip.
- NG : Repair or replace harness.