Lexus ES: Front Radar Sensor System (for Gasoline Model)
Lexus ES (XZ10) Service Manual / Engine & Hybrid System / Cruise Control / Front Radar Sensor System (for Gasoline Model)
- Precaution
- Parts Location
- System Diagram
- How To Proceed With Troubleshooting
- Utility
- Problem Symptoms Table
- Terminals Of Ecu
- Dtc Check / Clear
- Freeze Frame Data
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Vehicle Control History
- Front Radar Sensor Optical Axis Misalignment Malfunction (C1A1100)
- Main Microcomputer in Front Radar Sensor Calibration/Parameter Memory Failure (C1A8C46,C1A8D1C,C1A9000,C1A9100)
- Lost Communication with Cruise Control Module Missing Message (U010487)
- Software Incompatibility with Cruise Control Module Invalid/Incompatible Software Component (U030557)
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Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL NOTICE: When disconnecting the cable from the negative (-) battery terminal, initialize the following system(s) after the c
Parts Location
PARTS LOCATION ILLUSTRATION *1 MILLIMETER WAVE RADAR SENSOR ASSEMBLY *2 FORWARD RECOGNITION CAMERA *3 HEADLIGHT ECU SUB-ASSEMBLY LH - - ILLUSTRATION *1 DLC3 *2 INSTRUM
System Diagram
SYSTEM DIAGRAM SYSTEM DIAGRAM LOCAL CAN CIRCUIT
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Drive Motor "A" Temperature Sensor Circuit Short to Ground (P0A2A11,P0A2A15)
DTC SUMMARY MALFUNCTION DESCRIPTION These DTCs are stored when the motor temperature sensor output is abnormal. The cause of this malfunction may be one of the following: Hybrid vehicle control ECU malfunction
Hybrid vehicle control ECU internal malfunction
Motor temperature sensor malfunctio
Installation
INSTALLATION PROCEDURE 1. INSTALL BACK-UP BATTERY (a) Connect the connector and install the back-up battery with the "TOP" mark facing upward as shown in the illustration. Install in this Direction NOTICE: Make sure that the connector is connected securely. (b) Engage the 2 guides and 3 cl
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