Lexus ES: Inspection
INSPECTION
PROCEDURE
1. INSPECT HAZARD WARNING SIGNAL SWITCH ASSEMBLY
| *a | Component without harness connected (Hazard Warning Signal Switch Assembly) |
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| 6 (HAZ) - 3 (E) | Hazard warning switch off | 10 kΩ or higher |
| Hazard warning switch on | Below 1 Ω |
If the result is not as specified, replace the hazard warning signal switch assembly.
(b) Apply auxiliary battery voltage to the hazard warning signal switch assembly and check that the switch illuminates.
OK:
Switch Illumination| Measurement Condition | Condition | Specified Condition |
|---|---|---|
| Auxiliary battery positive (+) → Terminal 7 (ILL+) Auxiliary battery negative (-) → Terminal 1 (ILL-) | Always | Switch illumination illuminates |
OK:
Switch Indicator| Measurement Condition | Condition | Specified Condition |
|---|---|---|
| Auxiliary battery positive (+) → Terminal 2 (HFL) Auxiliary battery negative (-) → Terminal 5 (LJB) | Always | Switch indicator illuminates |
If the result is not as specified, replace the hazard warning signal switch assembly.
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Installation
INSTALLATION PROCEDURE 1. INSTALL HAZARD WARNING SIGNAL SWITCH ASSEMBLY (a) Engage the 2 claws to install the hazard warning signal switch assembly. Install in this Direction 2. INSTALL NO.
Components
COMPONENTS ILLUSTRATION *1 COWL TOP PANEL INSULATOR *2 FRONT FENDER SPLASH SHIELD SUB-ASSEMBLY *3 HEADLIGHT ASSEMBLY - - N*m (kgf*cm, ft.*lbf): Specified torque - - I
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Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL NOTICE: When disconnecting the cable from the negative (-) auxiliary battery terminal, initialize the following systems after the cable is reconnected. System Name See Procedure Lane Control System (for H
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 / Telematics / Trouble Codes. Body Electrical > Telematics > Trouble Codes (e) Check for DTCs and write them down.
