Lexus ES: Problem Symptoms Table
Lexus ES (XZ10) Service Manual / Engine & Hybrid System / Cruise Control / Front Camera System (for Hv Model) / Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
- Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
- Inspect the fuses and relays related to this system before inspecting the suspected areas below.
| Symptom | Suspected Area | Link |
|---|---|---|
| "Front Camera Unavailable See Owner's Manual" is displayed | Vehicle Control History (Front Camera System) | |
| "Front Camera Unavailable" is displayed | Vehicle Control History (Front Camera System) | |
| Vehicle Control History (Pre-collision System) | |
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Terminals Of Ecu
TERMINALS OF ECU NOTICE:
DTCs may be output when connectors are disconnected during inspection. Therefore, be sure to clear the DTCs using the Techstream once the inspection has been completed.
D
Dtc Check / Clear
DTC CHECK / CLEAR CHECK DTC (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 > Front Recognition Camera
Freeze Frame Data
FREEZE FRAME DATA DESCRIPTION (a) Whenever a front camera system DTC is stored, the forward recognition camera stores the current vehicle state (ECU and sensor information) as Freeze Frame Data. CHECK
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Inspection
INSPECTION PROCEDURE 1. INSPECT STEERING WHEEL SWITCH HOUSING *a Component without harness connected (Steering Wheel Switch Housing) - - (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Light Switch Circuit Tester Connection Condition
Data List / Active Test
DATA LIST / ACTIVE TEST DATA LIST NOTICE:
Some Data List values may vary significantly if there are slight differences in the environment in which the vehicle is operating when measurements are obtained. Variations may also occur due to aging of the vehicle. Due to these considerations, it is not
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