Lexus ES manuals

Lexus ES: Problem Symptoms Table

Lexus ES (XZ10) Service Manual / Engine & Hybrid System / Cruise Control / Front Radar Sensor System (for Gasoline 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.
Front Radar Sensor System

Symptom

Suspected Area

Link

"Pre-Collision System Unavailable Clean Sensor" is displayed

Vehicle Control History

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 Terminals Of Ecu

TERMINALS OF ECU NOTICE: Turning the engine switch on (IG) with connectors disconnected may cause DTCs to be stored. Make sure to clear the DTCs after inspection has been performed. Do not apply

 Dtc Check / Clear

DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical > Front Radar Sens

 Freeze Frame Data

FREEZE FRAME DATA DESCRIPTION (a) Whenever a front radar sensor system DTC is stored, the millimeter wave radar sensor assembly stores the current vehicle state as Freeze Frame Data. CHECK FREEZE FRAM

SEE MORE:

 Problem Symptoms Table

PROBLEM SYMPTOMS TABLE If there are no DTCs but the problem still occurs, check the suspected areas for each problem symptom in the order given in the table below and proceed to the relevant troubleshooting page. Electronically Controlled Brake System Symptom Suspected Area Link ABS warni

 Components

COMPONENTS ILLUSTRATION *A for TMC Made *B Type A *C Type B - - *1 COMPRESSOR ASSEMBLY WITH MAGNETIC CLUTCH *2 DRIVE SHAFT BEARING BRACKET *3 ENGINE COVER BRACKET *4 ENGINE OIL LEVEL DIPSTICK GUIDE *5 GENERATOR ASSEMBLY *6 IGNITION COIL ASSEMBLY

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