Infiniti Q45. Manual - part 294

WARNING LAMPS

DI-43

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Data Monitor Item

ACTIVE TEST
Operation Procedure

1.

Touch “DOOR OPEN WARNING” on “SELECT TEST ITEM” screen.

2.

Touch “ACTIVE TEST” on “SELECT DIAG MODE” screen.

3.

Touch the item to be tested, and check the operation.

4.

During the operation check, touching “OFF” deactivates the operation.

Active Test Item

On Board Diagnosis

NKS001BS

ON BOARD DIAGNOSTIC RESULTS INDICATOR LAMP

●

Map lamps and step lamps (all seats) act as the indicators for the on board diagnosis.

DIAGNOSIS ITEM

SWITCH MONITOR

●

Perform the diagnosis on the switch system to each control unit.

How to Perform Switch Monitor

Monitored item

Description

IGN ON SW

Indicates [ON/OFF] condition of ignition switch.

DOOR SW-DR

Indicates [ON/OFF] condition of front door switch (driver side).

DOOR SW-AS

Indicates [ON/OFF] condition of front door switch (passenger side).

DOOR SW-RL

Indicates [ON/OFF] condition of rear door switch LH.

DOOR SW-RR

Indicates [ON/OFF] condition of rear door switch RH.

Test item

Description

DR OPN WARN LAMP

This test is able to check door warning lamp operation. Door warning lamp indicate when touch “ON” 
on CONSULT-II screen.

Diagnosis item

Description

Switch monitor

Monitoring conditions of switches connected to BCM.

PKIA7882E

DI-44

WARNING LAMPS

Description

●

In this mode, when BCM detects the input signal from a switch in IVMS as shown below, the detection is
indicated by the map lamp and front step lamps with buzzer.

Switch Monitor Item

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The status of the switch (except the ignition switch, interior lamp switch, and map lamp switch) as input to
each control unit can be monitored.

Cancel of Switch Monitor

●

Turn ignition switch OFF.

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Drive the vehicle speed more than 7 km/h (4 MPH).

Trouble Diagnosis

NKS001BT

HOW TO PROCEED WITH TROUBLE DIAGNOSIS

1.

Confirm the symptom or customer complaint.

2.

Understand the outline of system. Refer to 

DI-26, "System Description"

 .

3.

Referring to trouble diagnosis chart, repair or replace the cause of the malfunction. Refer to 

DI-44,

"SYMPTOM CHART"

 .

4.

Does warning lamp system operate normally? If it operates normally, GO TO 5. If not, GO TO 3.

5.

INSPECTION END

SYMPTOM CHART

SEL960V

unit

monitored item

BCM

Front door switch (driver side)

Front door switch (passenger side)

Rear door switch LH

Rear door switch RH

Symptom

Diagnoses/Service procedure

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Door warning lamp does not illuminate with any of doors opened.

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Door warning lamp illuminates constantly.

Perform the following inspections.

1.

DI-45, "Combination Meter Circuit Inspection"

2.

DI-45, "Front Door Switch Inspection"

3.

DI-47, "Rear Door Switch Inspection"

Replace BCM, found normal function in the above inspections.

WARNING LAMPS

DI-45

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Combination Meter Circuit Inspection

NKS001BU

1. 

CHECK DOOR WARNING LAMP CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect BCM connector and combination meter connector.

3.

Check continuity between BCM harness connector M4 terminal
111 and combination meter harness connector M43 terminal 49.

4.

Check continuity between BCM harness connector M4 terminal
111 and ground.

OK or NG

OK

>> GO TO 2.

NG

>> Repair harness or connector.

2. 

CHECK VOLTAGE OF COMBINATION METER

1.

Connect combination meter connector.

2.

Turn ignition switch ON.

3.

Check voltage between BCM harness connector M4 terminal
111 and ground.

OK or NG

OK

>> Combination meter circuit is OK. Return to 

DI-44,

"SYMPTOM CHART"

 .

NG

>> Replace combination meter.

Front Door Switch Inspection

NKS001BV

1. 

CHECK FRONT DOOR SWITCH OPERATION

With CONSULT-II

●

Check front door switch “DOOR SW” in “DATA MONITOR”
mode with CONSULT-II.

Without CONSULT-II

●

Check front door switches in switch monitor mode. Refer to 

DI-43, "On Board Diagnosis"

 .

OK or NG

OK

>> Front door switch is OK. Return to 

DI-44, "SYMPTOM CHART"

 .

NG 1: Driver door switch signal is irregular.>>GO TO 2.
NG 2: Passenger door switch signal is irregular.>>GO TO 3.

111 – 49

: Continuity should exist.

111 – Ground

: Continuity should not exist.

SKIB0680E

111 – Ground

: Approx. 12 V

SKIB0681E

“DOOR SW-DR”

When driver door is open

: ON

When driver door is closed

: OFF

“DOOR SW-AS”

When passenger door is open

: ON

When passenger door is closed

: OFF

SKIB0682E

DI-46

WARNING LAMPS

2. 

CHECK FRONT DOOR SWITCH (DRIVER SIDE) CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect BCM connector and front door switch (driver side) connector.

3.

Check continuity between BCM harness connector B4 terminal 142 and front door switch (driver side) har-
ness connector B20 terminal 1.

4.

Check continuity between BCM harness connectors B4 terminal
142 and ground.

OK or NG

OK

>> GO TO 4.

NG

>> Repair harness or connector.

3. 

CHECK FRONT DOOR SWITCH (PASSENGER SIDE) CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect BCM connector and front door switch (passenger
side) connector.

3.

Check continuity between BCM harness connector M4 terminal
37 and front door switch (passenger side) harness connector
B220 terminal 1.

4.

Check continuity between BCM harness connectors M4 terminal
37 and ground.

OK or NG

OK

>> GO TO 4.

NG

>> Repair harness or connector.

4. 

CHECK FRONT DOOR SWITCH

Check front door switch. Refer to 

DI-48, "FRONT DOOR SWITCH"

 .

OK or NG

OK

>> Replace BCM.

NG

>> Replace front door switch.

142 – 1

: Continuity should exist.

142 – Ground

: Continuity should not exist.

SKIB1008E

37 – 1

: Continuity should exist.

37 – Ground

: Continuity should not exist.

SKIB0683E