Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001FAHU
Model Year Start: 2019 Model: RAV4 Prod Date Range: [11/2018 -           ]
Title: PARK ASSIST / MONITORING: BLIND SPOT MONITOR SYSTEM: C1AB3; Short to GND in Outer Mirror Indicator(Slave); 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]

DTC

C1AB3

Short to GND in Outer Mirror Indicator(Slave)

DESCRIPTION

This DTC is stored when the blind spot monitor sensor RH detects a short to ground in the outer rear view mirror indicator RH.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

C1AB3

Short to GND in Outer Mirror Indicator(Slave)

Both of the following conditions are met:

  • The blind spot monitor system is on
  • The current that is sent from the blind spot monitor sensor to the indicator is above a specified level for a specified period of time
  • Outer mirror RH (outer rear view mirror indicator RH)
  • Outer rear view mirror assembly RH
  • Harness or connector
  • Blind spot monitor sensor RH

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

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

PROCEDURE

1.

CHECK DTC

(a) Turn the ignition switch off.

(b) Turn the ignition switch to ON.

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

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; PARK ASSIST / MONITORING: BLIND SPOT MONITOR SYSTEM: DTC CHECK / CLEAR

Body Electrical > Blind Spot Monitor Slave > Trouble Codes

OK:

No DTCs are output.

OK

USE SIMULATION METHOD TO CHECK

NG

2.

CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR SENSOR RH - OUTER REAR VIEW MIRROR ASSEMBLY RH)

(a) Disconnect the blind spot monitor sensor RH connector.

*a

Front view of wire harness connector

(to Blind Spot Monitor Sensor RH)

(b) Disconnect the I13*1 or I14*2 outer rear view mirror assembly RH connector.

*1: w/ Foot Light

*2: w/o Foot Light

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

Q13-4 (OMIR) - Body ground

Always

10 kΩ or higher
NG

REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

3.

INSPECT OUTER REAR VIEW MIRROR ASSEMBLY RH

(a) Disconnect the IND2 outer mirror RH (outer rear view mirror indicator RH).

*A

w/ Foot Light

*B

w/o Foot Light

*a

Component without harness connected

(Outer Rear View Mirror Assembly RH)

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

Standard Resistance:

Tester Connection

Condition

Always

I13-13 (BSR+) - Body ground*1

Always

10 kΩ or higher

I14-1 (BSR+) - Body ground*2

Always

10 kΩ or higher

*1: w/ Foot Light

*2: w/o Foot Light

NG

REPLACE OUTER REAR VIEW MIRROR ASSEMBLY RH

OK

4.

INSPECT OUTER MIRROR RH (OUTER REAR VIEW MIRROR INDICATOR RH)

(a) Remove the outer mirror RH (outer rear view mirror indicator RH).

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; MIRROR (EXT): OUTER REAR VIEW MIRROR GLASS: REMOVAL

(b) Inspect the outer mirror RH (outer rear view mirror indicator RH).

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; MIRROR (EXT): OUTER REAR VIEW MIRROR GLASS: INSPECTION

OK

REPLACE BLIND SPOT MONITOR SENSOR RH 2019 MY RAV4 RAV4 HV [11/2018 - 02/2019]; PARK ASSIST / MONITORING: BLIND SPOT MONITOR SENSOR: REMOVAL 2019 MY RAV4 RAV4 HV [02/2019 - 10/2019]; PARK ASSIST / MONITORING: BLIND SPOT MONITOR SENSOR: REMOVAL 2020 - 2021 MY RAV4 RAV4 HV [10/2019 - 12/2021]; PARK ASSIST / MONITORING: BLIND SPOT MONITOR SENSOR: REMOVAL 2022 MY RAV4 RAV4 HV [12/2021 - 10/2022]; PARK ASSIST / MONITORING: BLIND SPOT MONITOR SENSOR: REMOVAL 2023 MY RAV4 RAV4 HV [10/2022 - 10/2023]; PARK ASSIST / MONITORING: BLIND SPOT MONITOR SENSOR: REMOVAL 2024 MY RAV4 RAV4 HV [10/2023 -        ]; PARK ASSIST / MONITORING: BLIND SPOT MONITOR SENSOR: REMOVAL

NG

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