Lexus ES: 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.
Transfer System| Symptom | Suspected Area | Link |
|---|---|---|
| Noise in transfer | Oil (level low) | |
| Backlash improperly adjusted | | |
| Preload improperly adjusted | | |
| Tooth contact improperly adjusted | | |
| Front transfer driven pinion bearing (wear) | | |
| Ring gear mounting case bearing (wear) | | |
| Oil leak from transfer | Oil (level too high) | |
| Gasket (damaged) | | |
| Transfer case oil seal (worn or damaged) | | |
| Transfer case oil seal RH (worn or damaged) | | |
| O-ring (worn or damaged) | | |
| Front drive shaft oil seal RH (worn or damaged) | |
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Components
COMPONENTS ILLUSTRATION *1 DRIVE MODE SELECT SWITCH (COMBINATION SWITCH ASSEMBLY) *2 INSTRUMENT CLUSTER FINISH PANEL ASSEMBLY
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ECM Communication Circuit (C1203)
DESCRIPTION DTC No. Detection Item INF Code DTC Detection Condition Trouble Area MIL Note C1203 ECM Communication Circuit 1161 Either of the following is detected:
Identification information sent from other ECUs does not match with the value stored when shipped from the f
Turn Signal Switch Circuit
DESCRIPTION The steering sensor receives the turn signal switch information and controls the turn signal lights. WIRING DIAGRAM PROCEDURE 1. READ VALUE USING TECHSTREAM (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the foll
