Lexus ES: Terminals Of Ecu
Lexus ES (XZ10) Service Manual / Vehicle Exterior / Exterior Panels / Trim / Grille Shutter System / Terminals Of Ecu
TERMINALS OF ECU
CHECK SWING GRILLE ACTUATOR ASSEMBLY
(a) Disconnect the z23 swing grille actuator assembly connector.
(b) Measure the voltage and resistance according to the value(s) in the table below.
HINT:
Measure the values on the wire harness side with the connector disconnected.
| Tester Connection | Wiring Color | Terminal Description | Condition | Specified Condition |
|---|---|---|---|---|
| z23-1 (+B) - Body ground | - | Auxiliary battery power supply | Power switch off | 11 to 14 V |
| z23-3 (GND) - Body ground | - | Ground | Always | Below 1 Ω |
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Diagnosis System
DIAGNOSIS SYSTEM DESCRIPTION (a) Grille shutter system data and Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunc
Dtc Check / Clear
DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / (desired system) / T
Data List / Active Test
DATA LIST / ACTIVE TEST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. This non-int
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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 suspect
Utility
UTILITY OPERATION HISTORY HINT: History of Reason for Operation: The windshield wiper motor assembly stores Operation History which can be read using the Techstream, when a malfunction of the wiper and washer system occurs. Click here (a) Connect the Techstream to the DLC3. (b) Turn the engine swi
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