Toyota Corolla Cross: Rear Wiper Motor Circuit
DESCRIPTION
This circuit is the power source circuit for the rear wiper motor assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
- Inspect the fuses of circuits related to this system before performing the following procedure.
- Before replacing the main body ECU (multiplex network body ECU), refer to Registration.*1
- for HEV Model:
Click here
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- for Gasoline Model:
Click here
- *1: w/ Smart Key System
- for HEV Model:
PROCEDURE
|
1. | PERFORM ACTIVE TEST USING GTS (REAR WIPER OPERATION) |
(a) Perform the Active Test according to the display on the GTS.
Body Electrical > Main Body > Active Test|
Tester Display | Measurement Item |
Control Range | Diagnostic Note |
|---|---|---|---|
|
Rear Wiper Operation | Function to operate the rear wiper motor assembly |
OFF or ON | - |
|
Tester Display |
|---|
| Rear Wiper Operation |
OK:
Rear wiper motor assembly operates normally.
| OK | .gif) | PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
|
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| 2. |
INSPECT REAR WIPER MOTOR ASSEMBLY |
Click here
| NG | |
REPLACE REAR WIPER MOTOR ASSEMBLY |
|
| 3. |
CHECK HARNESS AND CONNECTOR (POWER SOURCE - REAR WIPER MOTOR ASSEMBLY) |
| (a) Measure the voltage according to the value(s) in the table below. Standard Voltage:
|
|
| NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
| 4. |
CHECK HARNESS AND CONNECTOR (REAR WIPER MOTOR ASSEMBLY - BODY GROUND) |
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection | Condition |
Specified Condition |
|---|---|---|
|
U8-5 (E) - Body Ground |
Always | Below 1 Ω |
| NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
| 5. |
CHECK HARNESS AND CONNECTOR (REAR WIPER MOTOR ASSEMBLY - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) |
(a) Disconnect the I85 main body ECU (multiplex network body ECU) connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection | Condition |
Specified Condition |
|---|---|---|
|
U8-3 (LS) - I85-11 (RWRY) |
Always | Below 1 Ω |
|
U8-3 (LS) or I85-11 (RWRY) - Body ground |
Always | 10 kΩ or higher |
| OK | | REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) |
| NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR |
READ NEXT:
Wiper and Washer Switch Circuit
DESCRIPTION The condition of the windshield wiper switch assembly is detected and sent to the steering sensor in this circuit. WIRING DIAGRAM
PROCEDURE
1.
READ VALUE USING GTS (STEERING A
Washer Motor Circuit
DESCRIPTION When the windshield washer motor and pump assembly receives signals from the windshield wiper switch assembly, it operates to spray washer fluid from the washer nozzle sub-assemblies. WIRI
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 GTS (CO
SEE MORE:
Freeze Frame Data
FREEZE FRAME DATA HINT: The ECU records vehicle and driving condition information as freeze frame data the moment a DTC is stored.
CHECK FREEZE FRAME DATA (a) Select the DTCs (with snow icon) for which freeze frame data is recorded. Body Electrical > Air Conditioner > Trouble Codes
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