Toyota Corolla Cross: Precaution
PRECAUTION
REPLACEMENT PRECAUTIONS
(a) When replacing the headlight ECU sub-assembly LH, always replace it with a new one. If a headlight ECU sub-assembly LH which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.
PRECAUTIONS FOR AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM
(a) If any of the following are performed, it is necessary to initialize the headlight ECU sub-assembly LH.
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- Replacement of the rear height control sensor sub-assembly LH
- Removal/installation of the rear height control sensor sub-assembly LH
- Work that changes the vehicle height such as replacement of suspension components
(b) If the headlight ECU sub-assembly LH has been replaced, it is necessary to synchronize the vehicle information and initialize the headlight ECU sub-assembly LH.
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PARTS LOCATION ILLUSTRATION
*1 HEADLIGHT UNIT ASSEMBLY LH
*2 HEADLIGHT UNIT ASSEMBLY RH
*3 SIDE TURN SIGNAL LIGHT ASSEMBLY LH
*4 SIDE TURN SIGNAL LIGHT ASSEMBLY RH
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 Syste
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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SEE MORE:
DESCRIPTION Refer to DTC P107A11. Click here
DTC No. Detection Item
DTC Detection Condition Trouble Area
MIL Note
P107A2A Fuel Rail Pressure Sensor (Low) Signal Stuck in Range
When the target fuel pressure for the low pressure side changes, the change in the
DESCRIPTION The headlight ECU sub-assembly LH or headlight ECU sub-assembly RH stores a DTC if it detects an internal malfunction.
DTC No. Detection Item
DTC Detection Condition Trouble Area
B242C04 Headlight Control Module (Sub) System Internal Failure Detection condition:
