Toyota Corolla Cross: System Diagram
Toyota Corolla Cross (2022-2025) Service Manual / Vehicle Exterior / Lighting (ext) / Lighting System (w/ Afs) / System Diagram
SYSTEM DIAGRAM
Daytime Running Light
Light Auto Turn-off System
Automatic Headlight Beam Level Control System
Intelligent Adaptive Front-lighting System (AFS)
Extended Headlight Lighting System
Local BUS Circuit
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How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the lighting system.
*: Use the GTS.
PROCEDURE
1. VEHICLE BROUGHT TO WORKSHOP
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Operation Check
OPERATION CHECK AUTOMATIC LIGHT CONTROL SYSTEM OPERATION CHECK
NOTICE: Make sure that the customize settings are set to default when performing the automatic light control system operation check.
Cl
Customize Parameters
CUSTOMIZE PARAMETERS CUSTOMIZE LIGHTING SYSTEM (EXT)
NOTICE:
When the customer requests a change in a function, first make sure that the function can be customized.
Be sure to make a note of the
SEE MORE:
Engine Immobiliser System Circuit Short to Battery (B279A12)
DESCRIPTION If the communication line (EFIO-IMI) to the transponder key ECU assembly is stuck high (e.g. shorted to +B), the ECM stores this DTC.
DTC No. Detection Item
DTC Detection Condition Trouble Area
Note B279A12
Engine Immobiliser System Circuit Short to Battery
Indicators
The indicators inform the driver
of the operating state of the
vehicle's various systems.
Turn signal indicator
Headlight indicator
Tail light indicator
Headlight high beam indicator
Automatic High Beam
indicator
Fog light indicator (if
equipped)
PCS warning light*1, 2
Cruise control indicat
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