Lexus ES: Washer Fluid Level Warning Switch Circuit
DESCRIPTION
When the washer fluid level is lower than a certain level, a warning message is displayed on the combination meter assembly.
WIRING DIAGRAM
PROCEDURE
| 1. | READ VALUE USING TECHSTREAM |
(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 / Combination Meter / Data List.
(e) Read the Data List according to the display on the Techstream.
Body Electrical > Combination Meter > Data List| Tester Display | Measurement Item | Range | Normal Condition | Diagnostic Note |
|---|---|---|---|---|
| Washer Level Warning Switch | Washer fluid level warning switch | OFF or ON | OFF: Washer fluid level not low ON: Washer fluid level low | - |
| Tester Display |
|---|
| Washer Level Warning Switch |
OK:
The Techstream display changes correctly in response to the washer fluid level.
| OK | .gif) | REPLACE COMBINATION METER ASSEMBLY |
|
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| 2. | INSPECT LEVEL WARNING SWITCH ASSEMBLY |
(a) Remove the level warning switch assembly.
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(b) Inspect the level warning switch assembly.
Click here
| NG | | REPLACE LEVEL WARNING SWITCH ASSEMBLY |
|
| 3. | CHECK HARNESS AND CONNECTOR (LEVEL WARNING SWITCH ASSEMBLY - COMBINATION METER ASSEMBLY) |
(a) Disconnect the G17 combination meter assembly connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| A3-1 (S) - G17-16 (WLVL) | Always | Below 1 Ω |
| A3-1 (S) or G17-16 (WLVL) - Body ground | Always | 10 kΩ or higher |
| NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
| 4. | CHECK HARNESS AND CONNECTOR (LEVEL WARNING SWITCH ASSEMBLY - BODY GROUND) |
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| A3-2 (E) - Body ground | Always | Below 1 Ω |
| OK | | REPLACE COMBINATION METER ASSEMBLY |
| NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR |
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Precaution
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Parts Location
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Differential System
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Before disassembling the differential assembly, thoroughly clean it by removing any sand, mud or foreign matter. This will help prevent contamination during disassembly and reassembly.
When removing the differential side bearing retainer or any other light alloy parts,
Intuitive parking assist
The distance from your vehicle to
objects, such as a wall, when parallel
parking or maneuvering into a
garage is measured by the sensors
and communicated via the multi-information
display, head-up display
(if equipped), Center Display
and a buzzer. Always check the surrounding
area when usin
