Infiniti FX35, FX50 (S51). Manual - part 425

CCS-520

< ECU DIAGNOSIS INFORMATION >

[LDW & LDP]

ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)

HSV [FR-RL]
(Note 2)

VDC switch-over valve

When actuator (switch-over valve) is ac-
tive (“ACTIVE TEST” in “ABS” with CON-
SULT-III)

On

When actuator (switch-over valve) is not 
active and actuator relay is active (igni-
tion switch ON)

Off

BST OPER SIG

Booster operation signal

Booster is active

On

Booster is inactive

Off

V/R OUTPUT
(Note 2)

Solenoid valve relay activated

When the solenoid valve relay is active 
(When ignition switch OFF)

On

When the solenoid valve relay is not ac-
tive (in the fail-safe mode)

Off

M/R OUTPUT

Actuator motor and motor relay activat-
ed

When the actuator motor and motor relay 
are active
(“ACTIVE TEST” in “ABS” with CON-
SULT-III)

On

When the actuator motor and motor relay 
are inactive

Off

LDP) APP SEN
(Note 4)

Accelerator pedal position sensor sta-
tus

Accelerator pedal is not depressed (Igni-
tion switch ON)

0 %

Depress accelerator pedal
(Ignition switch ON)

0 - 100 %

LDP) ICC MAIN SW
(Note 4)

ICC main switch

ICC main switch is ON

On

ICC main switch is OFF

Off

LDP) LDP ON SW
(Note 4)

LDP switch

LDP switch is ON

On

LDP switch is OFF

Off

LDP) WIPER SIGNAL
(Note 4)

Front wiper operation

Front wiper is OFF.

Stop

Front wiper stops at fail-safe operation

PRTCT

Front wiper INT is operating.

1low

Front wiper LO is operating.

Low

Front wiper HI is operating.

High

LDP) BRAKE SW
(Note 4)

Brake switch signal status

When brake pedal is not depressed

On

When brake pedal is depressed

Off

LDP) STOP LMP SW
(Note 4)

Stop lamp switch signal status

When brake pedal is depressed

On

When brake pedal is not depressed

Off

LDP) LDW SW
(Note 4)

LDW switch condition

LDW switch is ON
(LDW ON indicator is ON)

On

LDW switch is OFF
(LDW ON indicator is OFF)

Off

LDP) SHIFT POSITION
(Note 4)

Shift position

Shift position is not received

Off

Selector lever position

P/R/N/D

When using manual mode

MM 1st – MM 7th

LDP) TURN SIGNAL
(Note 4)

Turn signal operation

Turn signal is OFF.

Off

Turn signal lamp RH is blinking.

LH

Turn signal lamp LH is blinking.

RH

Turn signal lamp LH and RH are blinking. 

LH&RH

 Monitor item

Display content

Data monitor

Condition

Reference value in 

normal operation

CCS

ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)

CCS-521

< ECU DIAGNOSIS INFORMATION >

[LDW & LDP]

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NOTE:

• 1: Confirm tire pressure is normal.

• 2: A brief moment of On/Off condition occurs every 20 seconds after ignition switch turned ON. This is not malfunction because it is an

operation for checking.

• 3: On and off timing for warning lamp and indicator lamp.

- ABS warning lamp: Refer to 

BRC-103, "Description"

.

- Brake warning lamp: Refer to 

BRC-104, "Description"

.

- VDC OFF indicator lamp: Refer to 

BRC-105, "Description"

.

- SLIP indicator lamp: Refer to 

BRC-106, "Description"

.

• 4: With LDP models.

• 5:The item displayed on “SPECIFIC DATA MONITOR” in “Specific Function”.

LDP)YAW ORDER
(Note 4) (Note 5)

Calculated target yaw moment status

LDP is controlling to right side deviation

Negative value

LDP is controlling to left side deviation

Positive value

LDP) WARN REQ
(Note 4) (Note 5)

Lane departure warning request status

Lane departure warning is operating.
(When using LDP)

On

Lane departure warning is not operating.

Off

LDP)WARN CONTROL
(Note 4) (Note 5)

Warning main controller status 

When using LDP

On

When using LDW

Off

LDP)REDY SIGNAL
(Note 4) (Note 5)

LDP ready status

LDP control is ready.

On

LDP control is not ready.

Off

LDP)STATUS SIGNAL
(Note 4) (Note 5)

LDP control status

LDP control is standby.

STANDBY

Lane departure warning is operating.
(When using LDP)

WARN

LDP control is stopped.

MASK

LDP control is OFF.

Off

LDP)CAMERA LOST
(Note 4) (Note 5)

Lane marker detected condition

Both side lane markers are detected.

Detect

Deviate side lane marker is lost.

Deviate

Both side lane markers are lost.

Both

LDP)LANE UNCLEAR
(Note 4) (Note 5)

Lane marker condition

Lane marker is unclear.

On

Lane marker is clear.

Off

 Monitor item

Display content

Data monitor

Condition

Reference value in 

normal operation

CCS-522

< ECU DIAGNOSIS INFORMATION >

[LDW & LDP]

ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)

Wiring Diagram - BRAKE CONTROL SYSTEM -

INFOID:0000000005681343

JCFWA0304GB

CCS

ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)

CCS-523

< ECU DIAGNOSIS INFORMATION >

[LDW & LDP]

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JCFWA0305GB