RM38N0EC _56 Audio / Visual / Telematics _111825 PARK ASSIST / MONITORING _0500435 BLIND SPOT MONITOR SYSTEM J

PARK ASSIST / MONITORING  BLIND SPOT MONITOR SYSTEM  Power Source Circuit  


DESCRIPTION

This circuit provides power to operate the blind spot monitor sensor.

WIRING DIAGRAM

E446919E02
1.594,0.844 2.625,1.073 1.031,0.229 10 false ECU-IGR NO. 1 0.198,0.677 1.135,1.052 0.938,0.375 10 false from IGR NO. 1 Relay 3.448,2.156 4.677,2.552 1.229,0.396 10 false Blind Spot Monitor Sensor LH (B) 3.479,4.74 4.646,5.125 1.167,0.385 10 false Blind Spot Monitor Sensor RH (A) 3.583,3.26 3.948,3.469 0.365,0.208 10 false BRB 3.594,4.073 4.094,4.302 0.5,0.229 10 false BRGD 3.469,4.563 3.833,4.771 0.365,0.208 10 false S11 3.448,1.99 3.813,2.198 0.365,0.208 10 false R1 3.583,1.49 4.063,1.667 0.479,0.177 10 false BLGD 3.594,0.688 4.073,0.865 0.479,0.177 10 false BLB 3.427,0.594 3.906,0.771 0.479,0.177 10 false 5 3.354,1.385 3.833,1.563 0.479,0.177 10 false 10 3.417,3.167 3.896,3.344 0.479,0.177 10 false 5 3.354,3.969 3.833,4.146 0.479,0.177 10 false 10 5.635,0.802 7.073,1.573 1.438,0.771 10 false to CAN Communication System 0.844,5.281 2.729,5.5 1.885,0.219 10 false : CAN Communication Line

CAUTION / NOTICE / HINT

NOTICE:

Inspect the fuses for circuits related to this system before performing the following procedure.


PROCEDURE

1.CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR SENSOR LH (B) POWER SOURCE)
a.

Disconnect the R1 blind spot monitor sensor LH (B) connector.


b.
C406586C13
1.417,0.25 1.917,0.5 0.5,0.25 2.458,0.729 1.948,1.031 true 0.083,0.063 0.396,0.219 0.313,0.156 10 false *a 1.583,0.292 1.958,0.521 0.375,0.229 10 false R1 2.552,0.615 2.958,0.813 0.406,0.198 10 false BLB
*a Front view of wire harness connector
(to Blind Spot Monitor Sensor LH (B))


Measure the voltage according to the value(s) in the table below.

Standard Voltage:
Tester Connection Switch Condition Specified Condition

Click Location & Routing(R1)Location & Routing

Click Connector(R1)Body>Luggage Room Wire>Blind Spot Monitor Sensor LH

R1-5 (BLB) - Body ground Ignition switch ON 11 to 14 V
R1-5 (BLB) - Body ground Ignition switch off Below 1 V



Result:
Proceed to
OK
NG



OK

2.CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR SENSOR LH (B) - BODY GROUND)

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

2.CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR SENSOR LH (B) - BODY GROUND)
a.

Measure the resistance according to the value(s) in the table below.

Standard Resistance:
Tester Connection Condition Specified Condition

Click Location & Routing(R1)Location & Routing

Click Connector(R1)Body>Luggage Room Wire>Blind Spot Monitor Sensor LH

R1-10 (BLGD) - Body ground Always Below 1 Ω



Result:
Proceed to
OK
NG



OK

3.CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR SENSOR RH (A) POWER SOURCE)

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

3.CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR SENSOR RH (A) POWER SOURCE)
a.

Disconnect the S11 blind spot monitor sensor RH (A) connector.


b.
C406586C14
1.417,0.25 1.917,0.5 0.5,0.25 2.458,0.729 1.948,1.031 true 0.083,0.063 0.396,0.219 0.313,0.156 10 false *a 1.552,0.292 1.865,0.49 0.313,0.198 10 false S11 2.552,0.615 2.958,0.813 0.406,0.198 10 false BRB
*a Front view of wire harness connector
(to Blind Spot Monitor Sensor RH (A))


Measure the voltage according to the value(s) in the table below.

Standard Voltage:
Tester Connection Switch Condition Specified Condition

Click Location & Routing(S11)Location & Routing

Click Connector(S11)Body>No. 2 Luggage Room Wire / No. 3 Luggage Room Wire>Blind Spot Monitor Sensor RH

S11-5 (BRB) - Body ground Ignition switch ON 11 to 14 V
S11-5 (BRB) - Body ground Ignition switch off Below 1 V



Result:
Proceed to
OK
NG



OK

4.CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR SENSOR RH (A) - BODY GROUND)

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

4.CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR SENSOR RH (A) - BODY GROUND)
a.

Measure the resistance according to the value(s) in the table below.

Standard Resistance:
Tester Connection Condition Specified Condition

Click Location & Routing(S11)Location & Routing

Click Connector(S11)Body>No. 2 Luggage Room Wire / No. 3 Luggage Room Wire>Blind Spot Monitor Sensor RH

S11-10 (BRGD) - Body ground Always Below 1 Ω



Result:
Proceed to
OK
NG



OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

Click hereAudio / Visual / Telematics>PARK ASSIST / MONITORING>BLIND SPOT MONITOR SYSTEM>PROBLEM SYMPTOMS TABLE


NG

REPAIR OR REPLACE HARNESS OR CONNECTOR