Infiniti FX35, FX50 (S51). Manual - part 1923

WCS-112

< ECU DIAGNOSIS INFORMATION >

BCM (BODY CONTROL MODULE)

CONSULT display

Fail-safe

Freeze Frame Data

•Vehicle Speed

•Odo/Trip Meter

•Vehicle Condition

Intelligent Key warn-

ing lamp ON

Reference page

No DTC is detected.
Further testing
may be required.

—

—

—

—

U1000: CAN COMM

—

—

—

BCS-35

U1010: CONTROL UNIT(CAN)

—

—

—

BCS-36

U0415: VEHICLE SPEED SIG

—

—

—

BCS-37

B2013: ID DISCORD BCM-S/L

×

×

—

SEC-50

B2014: CHAIN OF S/L-BCM

×

×

—

SEC-51

B2190: NATS ANTENNA AMP

×

—

—

SEC-42

B2191: DIFFERENCE OF KEY

×

—

—

SEC-45

B2192: ID DISCORD BCM-ECM

×

—

—

SEC-46

B2193: CHAIN OF BCM-ECM

×

—

—

SEC-48

B2195: ANTI SCANNING

×

—

—

SEC-49

B2553: IGNITION RELAY

—

×

—

PCS-50

B2555: STOP LAMP

—

×

—

SEC-54

B2556: PUSH-BTN IGN SW

—

×

×

SEC-56

B2557: VEHICLE SPEED

×

×

×

SEC-58

B2560: STARTER CONT RELAY

×

×

×

SEC-59

B2562: LOW VOLTAGE

—

×

—

BCS-38

B2601: SHIFT POSITION

×

×

×

SEC-60

B2602: SHIFT POSITION

×

×

×

SEC-63

B2603: SHIFT POSI STATUS

×

×

×

SEC-65

B2604: PNP SW

×

×

×

SEC-68

B2605: PNP SW

×

×

×

SEC-70

B2606: S/L RELAY

×

×

×

SEC-72

B2607: S/L RELAY

×

×

×

SEC-73

B2608: STARTER RELAY

×

×

×

SEC-75

B2609: S/L STATUS

×

×

×

SEC-77

B260A: IGNITION RELAY

×

×

×

PCS-52

B260B: STEERING LOCK UNIT

—

×

×

SEC-81

B260C: STEERING LOCK UNIT

—

×

×

SEC-82

B260D: STEERING LOCK UNIT

—

×

×

SEC-83

B260F: ENG STATE SIG LOST

×

×

×

SEC-84

B2612: S/L STATUS

×

×

×

SEC-88

B2614: ACC RELAY CIRC

—

×

×

PCS-54

B2615: BLOWER RELAY CIRC

—

×

×

PCS-56

B2616: IGN RELAY CIRC

—

×

×

PCS-58

B2617: STARTER RELAY CIRC

×

×

×

SEC-92

B2618: BCM

×

×

×

PCS-60

B2619: BCM

×

×

×

SEC-94

B261A: PUSH-BTN IGN SW

—

×

×

SEC-95

B261E: VEHICLE TYPE

×

×

×

 (Turn ON for 15 

seconds)

SEC-98

WCS

BCM (BODY CONTROL MODULE)

WCS-113

< ECU DIAGNOSIS INFORMATION >

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D

E

F

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B

A

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B2621: INSIDE ANTENNA

—

×

—

DLK-61

B2622: INSIDE ANTENNA

—

×

—

DLK-63

B2623: INSIDE ANTENNA

—

×

—

DLK-65

B26E7: TPMS CAN COMM

—

—

—

BCS-39

B26E9: S/L STATUS

×

×

×

 (Turn ON for 15 

seconds)

SEC-86

B26EA: KEY REGISTRATION

—

×

×

 (Turn ON for 15 

seconds)

SEC-87

CONSULT display

Fail-safe

Freeze Frame Data

•Vehicle Speed

•Odo/Trip Meter

•Vehicle Condition

Intelligent Key warn-

ing lamp ON

Reference page

WCS-114

< SYMPTOM DIAGNOSIS >

THE PARKING BRAKE RELEASE WARNING CONTINUES SOUNDING, OR 

DOES NOT SOUND

SYMPTOM DIAGNOSIS

THE PARKING BRAKE RELEASE WARNING CONTINUES SOUNDING, OR
DOES NOT SOUND

Description

INFOID:0000000005524742

• The parking brake warning buzzer sounds continuously during vehicle travel though the parking brake is

released

• The parking brake warning buzzer does not sound at all even though driving the vehicle with the parking

brake applied.

Diagnosis Procedure

INFOID:0000000005524743

1.

CHECK PARKING BRAKE WARNING LAMP

1.

Start the engine.

2.

Check the operation of the brake warning lamp by operating the parking brake.

Is the inspection result normal?

YES

>> Replace the combination meter.

NO

>> GO TO 2.

2.

CHECK PARKING BRAKE SWITCH SIGNAL CIRCUIT

Perform a check for the parking brake switch signal circuit. Refer to 

BRC-99, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair harness or connector.

3.

CHECK PARKING BRAKE SWITCH UNIT

Perform a unit check for the parking brake switch. Refer to 

BRC-99, "Component Inspection"

.

Is the inspection result normal?

YES

>> Replace the combination meter.

NO

>> Replace the parking brake switch. Refer to 

PB-5, "Exploded View"

.

Parking brake applied

: ON

Parking brake released

: OFF

WCS

THE LIGHT REMINDER WARNING DOES NOT SOUND

WCS-115

< SYMPTOM DIAGNOSIS >

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THE LIGHT REMINDER WARNING DOES NOT SOUND

Description

INFOID:0000000005524744

Light reminder warning chime does not sound even though headlamp is illuminated.

Diagnosis Procedure

INFOID:0000000005524745

1.

CHECK COMBINATION SWITCH (LIGHT SWITCH) OPERATION

Check that the tail lamps operate normally by operating the combination switch (light switch).

Do they operate normally?

YES

>> GO TO 2.

NO

>> Refer to 

EXL-214, "Symptom Table"

.

2.

CHECK FRONT DOOR SWITCH (DRIVER SIDE) SIGNAL CIRCUIT

Perform the check for the front door switch (driver side) signal circuit. Refer to 

DLK-69, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> Replace BCM. Refer to 

BCS-84, "Removal and Installation"

.

NO

>> Repair or replace the malfunctioning parts.