Lexus ES: Diagnosis System
Lexus ES (XZ10) Service Manual / Vehicle Interior / Exterior Panels / Trim / Grille Shutter System / 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 malfunctioning, use the Techstream to check for malfunctions and perform repairs.
CHECK DLC3
(a) Check the DLC3.
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INSPECT AUXILIARY BATTERY VOLTAGE
(a) Measure the auxiliary battery voltage with the power switch off.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the auxiliary battery.
READ NEXT:
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
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Grille Shutter System DTC No. Detection Item Link B1333 Shutter Control State Maintenance Mode P059F73 Active Grille Air Shutter "A" Actuator Stuc
SEE MORE:
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 > Road Sign Assist > Trouble Codes (e) Check for DTCs (Test Failed / Pending / Confirmed). Techstream Display D
Terminals Of Ecu
TERMINALS OF ECU NOTICE:
DTCs may be output when connectors are disconnected during inspection. Therefore, be sure to clear the DTCs using the Techstream once the inspection has been completed.
Do not apply excessive force to the forward recognition camera connector.
CHECK FORWARD RECOGNITI
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