Infiniti FX35, FX50 (S51). Manual - part 336

CCS-164

< ECU DIAGNOSIS INFORMATION >

[ICC (FULL SPEED RANGE)]

ICC SENSOR INTEGRATED UNIT

NO DTC IS 

DETECTED.

FURTHER 

TESTING 

MAY BE RE-

QUIRED

55

NO DTC IS DETECTED.

FURTHER TESTING

MAY BE REQUIRED.

—

—

—

—

—

C1F01

91

APA MOTOR MALF

×

×

CCS-286

C1F02

92

APA C/U MALF

×

×

CCS-288

C1F05

95

APA PWR SUPLY CIR

×

×

CCS-291

U0121

127

VDC CAN CIR2

×

×

×

×

CCS-121

U0126

130

STRG SEN CAN CIR1

×

×

×

CCS-123

U0129

125

BCU CAN CIR2

×

×

×

×

CCS-125

U0401

120

ECM CAN CIR1

×

×

×

×

CCS-127

U0402

122

TCM CAN CIR1

×

×

×

×

CCS-129

U0415

126

VDC CAN CIR1

×

×

×

×

CCS-131

U0418

124

BCU CAN CIR1

×

×

×

×

CCS-133

U0428

131

STRG SEN CAN CIR2

×

×

×

CCS-135

U1000

100

CAN COMM CIRCUIT

×

×

×

×

CCS-137

U1010

110

CONTROL UNIT (CAN)

×

×

×

×

CCS-139

DTC

CONSULT-III display

ICC sys-

tem 

warning 

lamp

Fail-safe function

Reference

CONSULT-III

On board 

display

Vehicle-to-ve-

hicle distance 

control mode

Conven-

tional 
(fixed 

speed) 

cruise con-

trol mode

IBA sys-

tem

CCS

BRAKE BOOSTER CONTROL UNIT

CCS-165

< ECU DIAGNOSIS INFORMATION >

[ICC (FULL SPEED RANGE)]

C

D

E

F

G

H

I

J

K

L

M

B

N

P

A

BRAKE BOOSTER CONTROL UNIT

Reference Value

INFOID:0000000005501741

TERMINAL LAYOUT

PHYSICAL VALUES

JPOIA0106ZZ

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

+

−

Signal name

Input/

Output

1

(W)

Ground

Battery power supply

—

Ignition 

switch 

OFF

—

Battery voltage

2

(W)

Battery power supply

—

Ignition 

switch 

OFF

—

Battery voltage

5

(P)

ITS communication-L

Input/

Output

—

—

—

6

(SB)

Release switch power 
supply

—

Ignition 

switch ON

—

10  V

8

(R)

24

(O)

Brake pressure sensor 
power supply

—

Ignition 

switch ON

—

5  V

10

(G)

Ground

Booster solenoid pow-
er supply

—

Ignition 

switch ON

—

12  V

12

(R)

Booster solenoid 
ground

Output

Ignition 

switch ON

At “BOOSTER SOL/V ” test 
of “Active test”

14

(L)

ITS communication-H

Input/

Output

—

—

—

15

(V)

Release switch (nor-
mal close)

—

Ignition 

switch ON

Press the brake pedal

0 V

Brake pedal not depressed

10 V

17

(G)

24

(O)

Brake pressure sensor 
signal

Input

Ignition 

switch ON

Brake pedal not depressed

0.5 V

Press the brake pedal

0.5 - 3.5 V

Note: The harder the brake is 

pressed, the higher the voltage.

PKIB1763J

CCS-166

< ECU DIAGNOSIS INFORMATION >

[ICC (FULL SPEED RANGE)]

BRAKE BOOSTER CONTROL UNIT

19

(B)

Ground

Ground

—

Ignition 

switch ON

—

0  V

20

(B)

Ground

—

Ignition 

switch ON

—

0  V

21

(GR)

ICC warning chime 
signal

Output

Ignition 

switch ON

ICC warning chime not oper-
ating

12 V

ICC warning chime opera-
tion

0 V

22

(BR)

Release switch
(normal open)

Input

Ignition 

switch ON

Brake pedal depressed

10 V

Brake pedal not depressed

0 V

24

(O)

Brake pressure sensor 
ground

—

—

—

—

33

(G)

Ignition power supply

—

Ignition 

switch ON

—

Battery voltage

40

(SB)

IBA OFF switch

Input

Ignition 

switch ON

IBA OFF switch pressed

0 V

IBA OFF switch not pressed

12 V

42

(G)

Ignition power supply

—

Ignition 

switch ON

—

Battery voltage

46

(B)

Ground

—

Ignition 

switch ON

—

0  V

47

(LG)

ICC brake hold relay 
drive signal

Output

Ignition 
switch ON

—

0  V

At “STOP LAMP” test of “Ac-
tive test”

12 V

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

+

−

Signal name

Input/

Output

CCS

INTELLIGENT CRUISE CONTROL (FULL SPEED RANGE) SYSTEM SYMPTOMS

CCS-167

< SYMPTOM DIAGNOSIS >

[ICC (FULL SPEED RANGE)]

C

D

E

F

G

H

I

J

K

L

M

B

N

P

A

SYMPTOM DIAGNOSIS

INTELLIGENT CRUISE CONTROL (FULL SPEED RANGE) SYSTEM
SYMPTOMS

Symptom Table

INFOID:0000000005501742

Symptoms

Reference page

Operation

MAIN switch does not turn ON.

 Refer to 

CCS-168, "Description"

.

MAIN switch does not turn OFF.

ICC system cannot be set (MAIN switch turns 
ON/OFF)

 Refer to 

CCS-169, "Description"

. 

CANCEL switch does not function.

 Refer to 

CCS-171, "Description"

.

Resume does not function.

Set speed does not increase.

Set distance to a vehicle ahead cannot be 
changed.

ICC is not canceled when the A/T selector lever 
is “N” position.

Refer to 

CCS-172, "Description"

.

Display/Chime

ICC system display not appear.

Refer to 

MWI-43, "Diagnosis Description"

.

Chime does not sound.

Refer to 

CCS-173, "Description"

.

Control

Driving force is hunting.

Refer to 

CCS-175, "Description"

.

Function to detect 
a vehicle ahead

System frequently cannot detect a vehicle ahead.

Refer to 

CCS-176, "Description"

.

Distance to detect a vehicle ahead is short.

System misidentifies a vehicle even though there 
is no vehicle ahead.

• Adjust laser beam aiming: Refer to 

CCS-13, "LASER 

BEAM AIMING ADJUSTMENT : Description"

. 

• Perform ICC system action test. Refer to 

CCS-18, "AC-

TION TEST : Description"

.

System misidentifies a vehicle in the next lane.

System does not detect a vehicle at all.

Refer to 

CCS-177, "Description"

.