Last Modified: 07-31-2024 |
6.11:8.1.0 |
Doc ID: RM100000001H5VX |
Model Year Start: 2020 |
Model: Corolla |
Prod Date Range: [01/2019 - 09/2022] |
Title: LIGHTING (EXT): LIGHTING SYSTEM (for HV Model): Turn Signal Switch Circuit; 2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022] |
Turn Signal Switch Circuit
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DESCRIPTION
The steering sensor receives the turn signal switch information and controls the turn signal lights.
WIRING DIAGRAM
PROCEDURE
1.
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READ VALUE USING TECHSTREAM
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(a) Connect the Techstream to the DLC3.
(b) Turn the power switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Chassis / Steering Angle Sensor / Data List.
(e) Read the Data List according to the display on the Techstream.
Chassis > Steering Angle Sensor > Data List
Tester Display
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Measurement Item
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Range
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Normal Condition
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Diagnostic Note
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Turn Signal Switch (Right)
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Turn signal switch (right turn position) signal
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OFF or ON
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OFF: Turn signal switch not in right turn position
ON: Turn signal switch in right turn position
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-
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Turn Signal Switch (Left)
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Turn signal switch (left turn position) signal
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OFF or ON
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OFF: Turn signal switch not in left turn position
ON: Turn signal switch in left turn position
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-
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Cornering Light/Front Side Illuminate Light Switch
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Turn signal switch (full turn) signal
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OFF or ON
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OFF: Turn signal switch not in left or right turn position
ON: Turn signal switch in left or right full turn position
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-
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Chassis > Steering Angle Sensor > Data List
Tester Display
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Turn Signal Switch (Right)
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Turn Signal Switch (Left)
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Cornering Light/Front Side Illuminate Light Switch
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OK:
Normal conditions listed above are displayed.
NG
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|
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2.
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INSPECT TURN SIGNAL SWITCH
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(a) Remove the turn signal switch.
Click here
(b) Inspect the turn signal switch.
Click here
OK
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|
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3.
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INSPECT STEERING WHEEL SWITCH HOUSING
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(a) Remove the steering wheel switch housing.
Click here
(b) Inspect the steering wheel switch housing.
Click here
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