Toyota Camry (XV70): 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 ignition switch ON.
(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.
Click here
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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 K21 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) - K21-17 (WLVL) |
Always | Below 1 Ω |
|
A3-1 (S) or K21-17 (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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