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

PARK ASSIST / MONITORING BLIND SPOT MONITOR SYSTEM C1AB412 Outer Mirror Indicator (Module "B" Side) Circuit Short to Battery

DESCRIPTION

This DTC is stored when the blind spot monitor sensor LH (B) detects a short to +B in the outer rear view mirror indicator LH.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	DTC Output from	Priority
C1AB412	Outer Mirror Indicator (Module "B" Side) Circuit Short to Battery	Both of the following conditions are met: · The blind spot monitor system is on · The blind spot monitor sensor is not sending voltage to the indicator but the indicator receives voltage above a specified level for a specified period of time	· Outer mirror LH (outer rear view mirror indicator LH) · Outer rear view mirror assembly LH · Harness or connector · Blind spot monitor sensor LH (B)	Blind Spot Monitor "B"	A

WIRING DIAGRAM

3.073,1.458 3.229,1.656 0.156,0.198 10 false 2 3.063,1.875 3.333,2.083 0.271,0.208 10 false 1 2.823,1.573 2.979,1.771 0.156,0.198 10 false + 2.833,1.979 2.99,2.177 0.156,0.198 10 false - 1.146,2.365 1.802,2.594 0.656,0.229 10 false B 1.135,2.521 3.594,2.865 2.458,0.344 10 false Outer Mirror LH (Outer Rear View Mirror Indicator LH) 0.448,3.74 2.927,4.031 2.479,0.292 10 false Outer Rear View Mirror Assembly LH 5.406,1.594 5.875,1.792 0.469,0.198 10 false OMIL 5.24,1.469 5.708,1.667 0.469,0.198 10 false 4 5.313,3.563 5.781,3.76 0.469,0.198 10 false R1 5.313,3.75 6.521,4.365 1.208,0.615 10 false Blind Spot Monitor Sensor LH (B) 0.448,3.563 0.865,3.75 0.417,0.188 10 false G15 3.417,1.448 3.813,1.615 0.396,0.167 10 false BSL+ 3.667,1.875 3.927,2.063 0.26,0.188 10 false E 3.865,1.458 4.104,1.656 0.24,0.198 10 false 15 3.865,1.865 4.156,2.052 0.292,0.188 10 false 14

CAUTION / NOTICE / HINT

NOTICE:: When checking for DTCs, make sure that the blind spot monitor system is turned on.

PROCEDURE

1.CLEAR DTC

Clear the DTCs.

Body Electrical > Blind Spot Monitor "B" > Clear DTCs: 50002 460

Result:

Proceed to
NEXT

2.CHECK DTC

Recheck for DTCs and check if the same DTC is output again.

Body Electrical > Blind Spot Monitor "B" > Trouble Codes: 50001 460

Result:

Result	Proceed to
DTCs are not output	A
DTCs are output	B

USE SIMULATION METHOD TO CHECK

Click hereGeneral>INTRODUCTION>HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS>HOW TO PROCEED WITH TROUBLESHOOTING202111,999999,_V1,_111779,_0504974,RM100000001ZKRQ,

3.CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR INDICATOR CIRCUIT)

Pre-procedure1

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

Procedure1

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 & Routingewd_type=routing;type=c;code=R1 Click Connector(R1)Body>Luggage Room Wire>Blind Spot Monitor Sensor LHewd_type=component;type=c;code=R1;pinno=4
R1-4 (OMIL) - Body ground	Ignition switch ON	Below 1 V

Tester Connection

Switch Condition

Specified Condition

Click Location & Routing(R1)Location & Routingewd_type=routing;type=c;code=R1

Click Connector(R1)Body>Luggage Room Wire>Blind Spot Monitor Sensor LHewd_type=component;type=c;code=R1;pinno=4

R1-4 (OMIL) - Body ground

Ignition switch ON

Below 1 V

Result:

Proceed to
OK
NG

Post-procedure1

None

REPLACE BLIND SPOT MONITOR SENSOR LH (B)

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4.CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR INDICATOR CIRCUIT)

Pre-procedure1

Disconnect the B outer mirror LH (outer rear view mirror indicator LH) connector.

Procedure1

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 & Routingewd_type=routing;type=c;code=R1 Click Connector(R1)Body>Luggage Room Wire>Blind Spot Monitor Sensor LHewd_type=component;type=c;code=R1;pinno=4
R1-4 (OMIL) - Body ground	Ignition switch ON	Below 1 V

Tester Connection

Switch Condition

Specified Condition

Click Location & Routing(R1)Location & Routingewd_type=routing;type=c;code=R1

Click Connector(R1)Body>Luggage Room Wire>Blind Spot Monitor Sensor LHewd_type=component;type=c;code=R1;pinno=4

R1-4 (OMIL) - Body ground

Ignition switch ON

Below 1 V

Result:

Proceed to
OK
NG

Post-procedure1

None

REPLACE OUTER MIRROR LH (OUTER REAR VIEW MIRROR INDICATOR LH)

Click hereVehicle Exterior>MIRROR (EXT)>OUTER REAR VIEW MIRROR GLASS>REMOVAL202111,999999,_59,_111837,_0500084,RM100000001Z1AK,

5.CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR INDICATOR CIRCUIT)

Pre-procedure1

Disconnect the G15 outer rear view mirror assembly LH connector.

Procedure1

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 & Routingewd_type=routing;type=c;code=R1 Click Connector(R1)Body>Luggage Room Wire>Blind Spot Monitor Sensor LHewd_type=component;type=c;code=R1;pinno=4
R1-4 (OMIL) - Body ground	Ignition switch ON	Below 1 V

Tester Connection

Switch Condition

Specified Condition

Click Location & Routing(R1)Location & Routingewd_type=routing;type=c;code=R1

Click Connector(R1)Body>Luggage Room Wire>Blind Spot Monitor Sensor LHewd_type=component;type=c;code=R1;pinno=4

R1-4 (OMIL) - Body ground

Ignition switch ON

Below 1 V

Result:

Proceed to
OK
NG

Post-procedure1

None

REPLACE OUTER REAR VIEW MIRROR ASSEMBLY LH

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REPAIR OR REPLACE HARNESS OR CONNECTOR