Infiniti G35 (V35) Sedan. Manual - part 399

 

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Infiniti G35 (V35) Sedan. Manual - part 399

 

 

DLN-30

< ECU DIAGNOSIS >

[TRANSFER: ETX13B]

AWD CONTROL UNIT

JCDWA0010GB

AWD CONTROL UNIT

DLN-31

< ECU DIAGNOSIS >

[TRANSFER: ETX13B]

C

E

F

G

H

I

J

K

L

M

A

B

DLN

N

O

P

JCDWA0011GB

DLN-32

< ECU DIAGNOSIS >

[TRANSFER: ETX13B]

AWD CONTROL UNIT

Fail Safe

INFOID:0000000000957259

AWD system

• If any malfunction occurs in AWD electrical system, and control unit detects the malfunction, AWD warning

lamp on combination meter turns ON to indicate system malfunction.

• When AWD warning lamp is ON, vehicle changes to rear-wheel drive or shifting driving force-AWD (Front-

wheels still have some driving torque).

JCDWA0012GB

AWD CONTROL UNIT

DLN-33

< ECU DIAGNOSIS >

[TRANSFER: ETX13B]

C

E

F

G

H

I

J

K

L

M

A

B

DLN

N

O

P

• AWD system activates its protection function (shuts down AWD system temporarily) if AWD system detects

high load continuously or the front wheel tire size differs from the rear tire size. (AWD system is automati-
cally restored if AWD system no longer detects any overload or the tire size difference is eliminated.)

*1: Quick blinking: 2 times/second (blinking in approx. 1 minute and then turning OFF)

*2: Slow blinking: 1 time/2 seconds (Continuing to blink until turning ignition switch OFF)

DTC Inspection Priority Chart

INFOID:0000000000957260

If some DTCs are displayed at the same time, perform inspections one by one based on the following priority
chart.

DTC Index

INFOID:0000000000957261

Function

Warn-

ing 

lamp

DTC No.

Detected area (Error area)

Error area and root cause

Protec-

tion 

function

 Blink-

ing

*1

AWD control unit

Transfer assembly in protection mode
(Internal temperature rise of electronic controlled coupling)

Protec-

tion 

function

Blink-

ing

*2

Outer diameters of front and 
rear wheel tires

Malfunction in each tire or different tire diameter

Fail-safe 

function

ON

C1201

AWD control unit

Internal malfunction of AWD control unit

Fail-safe 

function

ON

C1203

ABS actuator and electric unit 
(control unit)

ABS malfunction
• Vehicle speed signal error
• Stop lamp switch signal (brake signal) error

Fail-safe 

function

ON

C1204

AWD solenoid

Internal malfunction of electronic controlled coupling

Fail-safe 

function

ON

C1205

AWD control unit

Internal malfunction of AWD control unit

Fail-safe 

function

ON

C1210

ECM

Malfunction of engine control system
• Accelerator pedal position signal error
• Engine speed signal error

Fail-safe 

function

ON

U1000

CAN communication line

CAN communication line error

Fail-safe 

function

ON

U1010

AWD control unit

AWD control unit error

Priority

Detected items (DTC)

1

• U1000 CAN COMM CIRCUIT
• U1010 CONTROL UNIT (CAN)

2

• C1201 AWD CONTROL UNIT
• C1205 AWD ACTUATOR RELAY

3

• C1203 ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
• C1210 ECM

4

• C1204 AWD SOLENOID VALVE

DTC

Items

(CONSULT-III screen terms)

Reference

C1201

CONTROLLER FAILURE

DLN-14, "Description"

C1203

ABS SYSTEM

DLN-15, "Description"

C1204

4WD SOLENOID

DLN-16, "Description"

C1205

4WD ACTUATOR RLY

DLN-19, "Description"

C1210

ENGINE SIGNAL 1

DLN-20, "Description"

 

 

 

 

 

 

 

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