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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DESCRIPTION The battery ECU assembly monitors its internal operation and will store these DTCs when it detects an internal malfunction.
DTC No. Detection Item
DTC Detection Condition
Trouble Area MIL
Warning Indicate Note
P1AFF00 Hybrid/EV Battery ECU Multip
DESCRIPTION If the communication line (IMI - EFIO) between the hybrid vehicle control ECU and ID code box (immobiliser code ECU) is stuck high, the hybrid vehicle control ECU will store this DTC.
DTC No. Detection Item
DTC Detection Condition Trouble Area
Note B279A12
E
