Infiniti G35 (V35) Sedan. Manual - part 206

BCS

COMBINATION SWITCH OUTPUT CIRCUIT

BCS-41

< COMPONENT DIAGNOSIS >

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COMBINATION SWITCH OUTPUT CIRCUIT

Diagnosis Procedure

INFOID:0000000000963908

1.

CHECK OUTPUT 1 - 5 SYSTEM CIRCUIT FOR OPEN

1.

Turn the ignition switch OFF.

2.

Disconnect the BCM and combination switch connectors.

3.

Check continuity between BCM harness connector and combination switch harness connector.

Does continuity exist?

YES

>> GO TO 2.

NO

>> Repair the harnesses or connectors.

2.

CHECK OUTPUT 1 - 5 SYSTEM CIRCUIT FOR SHORT

Check for continuity between BCM harness connector and ground.

Does continuity exist?

YES

>> Repair the harnesses or connectors.

NO

>> GO TO 3.

3.

CHECK COMBINATION SWITCH OUTPUT VOLTAGE

1.

Connect the combination switch connector.

2.

Turn ON any switch in the system that is malfunctioning.

3.

Check voltage between combination switch harness connector and ground.

System

BCM

Combination switch

Continuity

Connector

Terminal

Connector

Terminal

OUTPUT 1

M123

143

M33

12

Existed

OUTPUT 2

144

14

OUTPUT 3

145

5

OUTPUT 4

146

2

OUTPUT 5

142

8

System

BCM

Ground

Continuity

Connector

Terminal

OUTPUT 1

M123

143

Not existed

OUTPUT 2

144

OUTPUT 3

145

OUTPUT 4

146

OUTPUT 5

142

System

Terminals

Value (Approx.)

(+)

(

−

)

Combination switch

Ground

Connector

Terminal

OUTPUT 1

M33

12

1.4 V

OUTPUT 2

14

OUTPUT 3

5

OUTPUT 4

2

OUTPUT 5

8

JPMIA0041GB

BCS-42

< COMPONENT DIAGNOSIS >

COMBINATION SWITCH OUTPUT CIRCUIT

Is the measurement value normal when any of the switches is turned ON?

YES

>> Replace BCM.

NO

>> Replace the combination switch.

Special Repair Requirement

INFOID:0000000000963909

1.

REQUIRED WORK WHEN REPLACING BCM

Initialize IVIS by CONSULT-III. For the details of initialization refer to CONSULT-III operation manual NATS-
IVIS/NVIS.

>> Work end.

BCS

BCM (BODY CONTROL MODULE)

BCS-43

< ECU DIAGNOSIS >

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ECU DIAGNOSIS

BCM (BODY CONTROL MODULE)

Reference Value

INFOID:0000000000963910

VALUES ON THE DIAGNOSIS TOOL

Monitor Item

Condition

Value/Status

FR WIPER HI

Other than front wiper switch HI

OFF

Front wiper switch HI

ON

FR WIPER LOW

Other than front wiper switch LO

OFF

Front wiper switch LO

ON

FR WASHER SW

Front washer switch OFF

OFF

Front washer switch ON

ON

FR WIPER INT

Other than front wiper switch INT

OFF

Front wiper switch INT

ON

FR WIPER STOP

Front wiper is not in STOP position

OFF

Front wiper is in STOP position

ON

INT VOLUME

Wiper intermittent dial is in a dial position 1 - 7

Wiper intermittent dial position

TURN SIGNAL R

Other than turn signal switch RH

OFF

Turn signal switch RH

ON

TURN SIGNAL L

Other than turn signal switch LH

OFF

Turn signal switch LH

ON

TAIL LAMP SW

Other than lighting switch 1ST and 2ND

OFF

Lighting switch 1ST or 2ND

ON

HI BEAM SW

Other than lighting switch HI

OFF

Lighting switch HI

ON

HEAD LAMP SW 1

Other than lighting switch 2ND

OFF

Lighting switch 2ND

ON

HEAD LAMP SW 2

Other than lighting switch 2ND

OFF

Lighting switch 2ND

ON

PASSING SW

Other than lighting switch PASS

OFF

Lighting switch PASS

ON

AUTO LIGHT SW

Other than lighting switch AUTO

OFF

Lighting switch AUTO

ON

FR FOG SW

Front fog lamp switch OFF

OFF

Front fog lamp switch ON

ON

RR FOG SW

NOTE:
The item is indicated, but not monitored. 

OFF

DOOR SW-DR

Driver door closed

OFF

Driver door opened

ON

DOOR SW-AS

Passenger door closed

OFF

Passenger door opened

ON

DOOR SW-RR

Rear RH door closed

OFF

Rear RH door opened

ON

BCS-44

< ECU DIAGNOSIS >

BCM (BODY CONTROL MODULE)

DOOR SW-RL

Rear LH door closed

OFF

Rear LH door opened

ON

DOOR SW-BK

NOTE:
The item is indicated, but not monitored. 

OFF

CDL LOCK SW

Other than power door lock switch LOCK

OFF

Power door lock switch LOCK

ON

CDL UNLOCK SW

Other than power door lock switch UNLOCK

OFF

Power door lock switch UNLOCK

ON

KEY CYL LK-SW

Other than driver door key cylinder LOCK position

OFF

Driver door key cylinder LOCK position

ON

KEY CYL UN-SW

Other than driver door key cylinder UNLOCK position

OFF

Driver door key cylinder UNLOCK position

ON

KEY CYL SW-TR

NOTE:
The item is indicated, but not monitored. 

OFF

HAZARD SW

Hazard switch is not pressed

OFF

Hazard switch is pressed

ON

REAR DEF SW

NOTE:
The item is indicated, but not monitored. 

OFF

H/L WASH SW

NOTE:
The item is indicated, but not monitored. 

OFF

TR CANCEL SW

Trunk lid opener cancel switch OFF

OFF

Trunk lid opener cancel switch ON

ON

TR/BD OPEN SW

Trunk lid opener switch OFF

OFF

While the trunk lid opener switch is turned ON

ON

TRNK/HAT MNTR

Trunk lid closed

OFF

Trunk lid opened

ON

RKE-LOCK

LOCK button of Intelligent Key is not pressed

OFF

LOCK button of Intelligent Key is pressed

ON

RKE-UNLOCK

UNLOCK button of Intelligent Key is not pressed

OFF

UNLOCK button of Intelligent Key is pressed

ON

RKE-TR/BD

TRUNK OPEN button of Intelligent Key is not pressed

OFF

TRUNK OPEN button of Intelligent Key is pressed

ON

RKE-PANIC

PANIC button of Intelligent Key is not pressed

OFF

PANIC button of Intelligent Key is pressed

ON

RKE-P/W OPEN

UNLOCK button of Intelligent Key is not pressed

OFF

UNLOCK button of Intelligent Key is pressed and held 

ON

RKE-MODE CHG

LOCK/UNLOCK button of Intelligent Key is not pressed and held si-
multaneously

OFF

LOCK/UNLOCK button of Intelligent Key is pressed and held simul-
taneously

ON

OPTICAL SENSOR

Outside of the vehicle bright

Close to 5 V

Outside of the vehicle dark

Close to 0 V

REQ SW-DR

Driver door request switch is not pressed

OFF

Driver door request switch is pressed

ON

REQ SW-AS

Passenger door request switch is not pressed

OFF

Passenger door request switch is pressed

ON

Monitor Item

Condition

Value/Status