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Nissan Juke F15. Manual - part 1262

TM-238

< DTC/CIRCUIT DIAGNOSIS >

[CVT: RE0F10B]

P0703 BRAKE SWITCH B

P0703 BRAKE SWITCH B

Description

INFOID:0000000012200930

BCM detects ON/OFF state of the stop lamp switch and transmits the data to the CVT control unit via CAN

communication by converting the data to a signal.

DTC Logic

INFOID:0000000012200931

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

CAUTION:

Always drive vehicle at a safe speed.

PREPARATION BEFORE WORK

If another “DTC CONFIRMATION PROCEDURE” occurs just before, turn ignition switch OFF and wait for at

least 10 seconds, then perform the next test.

>> GO TO 2.

CHECK DTC DETECTION

With CONSULT

1. Start the engine.

2. Select “Data Monitor” in “TRANSMISSION”.

3. Select “VEHICLE SPEED”.

4. Drive the vehicle.

5. Maintain the following condition for 10 seconds or more.

6. Stop the vehicle.

7. Select “Self Diagnostic Results” in “TRANSMISSION”.
Is “P0703” detected?

YES

>> Go to

TM-238, "Diagnosis Procedure"

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000012200932

CHECK STOP LAMP SWITCH CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect stop lamp switch connector.

3. Check voltage between stop lamp switch harness connector terminal and ground.

Is the inspection result normal?

DTC

Trouble diagnosis name

DTC detection condition

Possible causes

P0703

Brake Switch B Circuit

• TCM detects malfunction in CAN communi-

cation between BCM.

• TCM detects a state that ON/OFF of stop

lamp switch signal is not switched.

• Harness or connectors
- (Stop lamp switch, and BCM circuit are

open or shorted.)

- (CAN communication line is open or

shorted.)

• Stop lamp switch
• BCM

VEHICLE SPEED

: 30 km/h (19 MPH)

−

Voltage

Stop lamp switch

Connector

Terminal

E102

Ground

Battery voltage

P0703 BRAKE SWITCH B

TM-239

< DTC/CIRCUIT DIAGNOSIS >

[CVT: RE0F10B]

YES

>> GO TO 2.

>> GO TO 6.

CHECK CIRCUIT BETWEEN STOP LAMP SWITCH AND BCM (PART 1)

1. Disconnect BCM connector.

2. Check continuity between stop lamp switch harness connector terminal and BCM harness connector ter-

minal.

Is the inspection result normal?

YES

>> GO TO 3.

>> Repair or replace damaged parts.

CHECK CIRCUIT BETWEEN STOP LAMP SWITCH AND BCM (PART 2)

Check short circuit in harness between stop lamp switch harness connector terminal 2 and BCM harness con-

nector terminal 9.
Is the inspection result normal?

YES

>> GO TO 4.

>> Repair or replace damaged parts.

CHECK INSTALLATION POSITION OF STOP LAMP SWITCH

Check stop lamp switch mounting position. Refer to

BR-9, "Inspection and Adjustment"

Is the inspection result normal?

YES

>> GO TO 5.

>> Adjust stop lamp switch mounting position.

CHECK STOP LAMP SWITCH

Check stop lamp switch. Refer to

TM-239, "Component Inspection (Stop Lamp Switch)"

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to

GI-45, "Intermittent Incident"

>> Repair or replace stop lamp switch.

DETECT MALFUNCTIONING ITEM

Check the following items:

• Open circuit or short circuit in harness between battery and stop lamp switch connector terminal 1. Refer to

PG-12, "Wiring Diagram - BATTERY POWER SUPPLY -"

• Battery

• 10A fuse [No.38, located in fuse block (J/B)]. Refer to

PG-80, "Fuse, Connector and Terminal Arrangement"

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to

GI-45, "Intermittent Incident"

>> Repair or replace damaged parts.

Component Inspection (Stop Lamp Switch)

INFOID:0000000012200933

CHECK STOP LAMP SWITCH

Check continuity between stop lamp switch connector terminals.

Is the inspection result normal?

YES

>> INSPECTION END

Stop lamp switch

BCM

Continuity

Connector

Terminal

Connector

Terminal

E102

M68

Existed

Stop lamp switch

Condition

Continuity

Terminal

1 – 2

Depressed brake pedal

Existed

Released brake pedal

Not existed

TM-240

< DTC/CIRCUIT DIAGNOSIS >

[CVT: RE0F10B]

P0703 BRAKE SWITCH B

>> Replace the stop lamp switch. Refer to

BR-20, "Exploded View"

P0705 TRANSMISSION RANGE SENSOR A

TM-241

< DTC/CIRCUIT DIAGNOSIS >

[CVT: RE0F10B]

P0705 TRANSMISSION RANGE SENSOR A

DTC Logic

INFOID:0000000012200934

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

CAUTION:

Always drive vehicle at a safe speed.

PREPARATION BEFORE WORK

If another “DTC CONFIRMATION PROCEDURE” occurs just before, turn ignition switch OFF and wait for at

least 10 seconds, then perform the next test.

>> GO TO 2.

PREPARATION BEFORE WORK (PART 2)

Perform function check of combination meter. Refer to

MWI-21, "On Board Diagnosis Function"

>> GO TO 3.

PERFORM FUNCTION CHECK

NOTE:

DTC cannot be identified through this inspection.

1. Turn ignition switch ON.

2. Check that the shift position indicator on the combination meter is displayed correctly when the selector

lever is shifted to each position (“P”, “R”, “N”, “D”).

Is the check result normal?

YES

>> Go to

TM-241, "Diagnosis Procedure"

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000012200935

CHECK TRANSMISSION RANGE SWITCH POWER CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect transmission range switch connector.

3. Turn ignition switch ON.

4. Check voltage between transmission range switch harness connector terminal and ground.

Is the check result normal?

YES

>> GO TO 2.

>> GO TO 6.

CHECK HARNESS BETWEEN TCM AND TRANSMISSION RANGE SWITCH (PART 1)

1. Turn ignition switch OFF.

DTC

Trouble diagnosis name

DTC detection condition

Possible causes

P0705

Transmission Range Sensor
A Circuit (PRNDL Input)

• Range signal is not input to TCM.
• 2 or more position signals are input to TCM.

• Harness or connectors

(Transmission range switches circuit is
open or shorted.)

• Transmission range switch

−

Condition

Voltage

Transmission range switch

Connector

Terminal

F27

Ground

Ignition switch: ON

10 – 16 V

Ignition switch: OFF

Approx. 0 V

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