Last Modified: 05-13-2024 |
6.11:8.1.0 |
Doc ID: RM100000001D0NL |
Model Year Start: 2019 |
Model: GR Corolla |
Prod Date Range: [06/2018 - 11/2022] |
Title: PARK ASSIST / MONITORING: BLIND SPOT MONITOR SYSTEM (for Gasoline Model (w/o Safe Exit Assist Function)): C1AB0; Short to +B in Outer Mirror Indicator(Master); 2019 - 2023 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 11/2022] |
DTC
|
C1AB0
|
Short to +B in Outer Mirror Indicator(Master)
|
DESCRIPTION
This DTC is stored when the blind spot monitor sensor LH detects a short to +B in the outer rear view mirror indicator LH.
DTC No.
|
Detection Item
|
DTC Detection Condition
|
Trouble Area
|
C1AB0
|
Short to +B in Outer Mirror Indicator(Master)
|
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 assembly LH
-
Wire harness or connector
-
Blind spot monitor sensor LH
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When checking for DTCs, make sure that the blind spot monitor system is turned on.
PROCEDURE
(a) Turn the engine switch off.
(b) Turn the engine switch on (IG).
(c) Recheck for DTCs and check if the same DTC is output again.
Body Electrical > Blind Spot Monitor Master > Trouble Codes
OK:
No DTCs are output.
NG
|
|
|
2.
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CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR INDICATOR CIRCUIT)
|
(a) Disconnect the O57 blind spot monitor sensor LH connector.
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection
|
Condition
|
Specified Condition
|
O57-4 (OMIL) - Body ground
|
Engine switch on (IG)
|
Below 1 V
|
NG
|
|
|
3.
|
CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR INDICATOR CIRCUIT)
|
(a) Disconnect the IND1 outer mirror LH connector.
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection
|
Condition
|
Specified Condition
|
O57-4 (OMIL) - Body ground
|
Engine switch on (IG)
|
Below 1 V
|
NG
|
|
|
4.
|
CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR INDICATOR CIRCUIT)
|
(a) Disconnect the L9 outer rear view mirror assembly LH connector.
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection
|
Condition
|
Specified Condition
|
O57-4 (OMIL) - Body ground
|
Engine switch on (IG)
|
Below 1 V
|
NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR
|
|