Check Trunk Opener Request Switch Circuit (With Intelligent Key)

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

CHECK TRUNK OPENER REQUEST SWITCH SIGNAL

With CONSULT-III

Check trunk opener request switch ("I-KEY TRNK") in "DATA MONITOR" mode with CONSULT-III.

DATA MONITOR

Test item	Condition
I-KEY TRNK	trunk opener request switch is pushed: ON (momentarily)
I-KEY TRNK	trunk opener request switch is released: OFF

Without CONSULT-III

Check voltage between Intelligent Key unit connector M42 terminal 29 and ground.

CONNECTOR TERMINAL VOLTAGE SPECIFICATION

Terminals			Door condition		Voltage (V) (Approx.)
(+)		(-)
Intelligent Key unit connector	Terminal	(-)
M42	29	Ground	trunk opener request switch	Pushed	0
M42	29	Ground	trunk opener request switch	Released	5

OK or NG

OK: Trunk opener request switch is OK.

NG: GO TO 2.

Fig 1: Checking Voltage Between Intelligent Key Unit Connector M42 Terminal 29 And Ground

CHECK TRUNK OPENER REQUEST SWITCH CIRCUIT 1

Turn ignition switch OFF.
Disconnect Intelligent Key unit and trunk opener request switch connector.

Check continuity between Intelligent Key unit connector M42 (A) terminal 29 and trunk opener request switch connector T5 (B) terminal 1.

CONNECTOR TERMINAL CONTINUITY SPECIFICATION

A		B		Continuity
Intelligent Key unit connector	Terminal	Trunk opener request switch connector	Terminal	Continuity
M42	29	T5	1	Yes

Check continuity between Intelligent Key unit connector M42 (A) terminal 29 and ground.

CONNECTOR TERMINAL CONTINUITY SPECIFICATION

A		Ground	Continuity
Intelligent Key unit connector	Terminal
M42	29		No

OK or NG

OK: GO TO 3.

NG: Repair or replace harness.

Fig 2: Checking Continuity Between Intelligent Key Unit Connector M42 Terminal 29 And Ground

CHECK TRUNK OPENER REQUEST SWITCH

Check continuity between trunk opener request switch terminals 1 and 2.

CONNECTOR TERMINAL CONTINUITY SPECIFICATION

Terminal		Trunk opener request switch condition	Continuity
Trunk opener request switch		Trunk opener request switch condition	Continuity
1	2	Pushed	Yes
1	2	Released	No

OK or NG

OK: GO TO 4.

NG: Replace trunk opener request switch.

Fig 3: Checking Continuity Between Trunk Opener Request Switch Terminals 1 And 2

CHECK TRUNK OPENER REQUEST SWITCH GROUND CIRCUIT

Check continuity between trunk opener request switch connector terminal 2 and ground.

CONNECTOR TERMINAL CONTINUITY SPECIFICATION

Trunk opener request switch connector	Terminal	Ground	Continuity
T5	2	Ground	Yes

OK or NG

OK: GO TO 5.

NG: Repair or replace harness.

Fig 4: Checking Continuity Between Trunk Opener Request Switch Connector Terminal 2 And Ground

CHECK INTELLIGENT KEY UNIT OUTPUT SIGNAL

Connect Intelligent Key unit connector.

Check voltage between Intelligent Key unit connector M42 terminal 29 and ground.

CONNECTOR TERMINAL VOLTAGE SPECIFICATION

Terminals			Voltage (V) (Approx.)
(+)		(-)
Intelligent Key unit connector	Terminal	(-)
M42	29	Ground	5

OK or NG

OK: Check the condition of harness and connector.

NG: Replace Intelligent Key unit. Refer to "REMOVAL AND INSTALLATION OF INTELLIGENT KEY UNIT ".

Fig 5: Checking Voltage Between Intelligent Key Unit Connector M42 Terminal 29 And Ground