Lexus ES: Dtc Check / Clear
Lexus ES (XZ10) Service Manual / Audio & Visual & Telematics / Telematics / Telematics System (for Gasoline Model) / Dtc Check / Clear
DTC CHECK / CLEAR
CHECK DTC
(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 / Telematics / Trouble Codes.
Body Electrical > Telematics > Trouble Codes(e) Check for DTCs.
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CLEAR DTC
(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 / Telematics / Clear DTCs.
Body Electrical > Telematics > Clear DTCs(e) Clear the DTCs.
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How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the telematics system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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Operation Check
OPERATION CHECK DCM OPERATION HISTORY HINT:
This function shows the telematics network status when the DCM (telematics transceiver) was operated. Use this when no DTC is present but this telematics
Parts Location
PARTS LOCATION ILLUSTRATION *1 ROOF ANTENNA ASSEMBLY - GPS - Telephone Main *2 CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) *3 NAVIGATION ANTENNA ASSEMBLY - Telephone Sub *4 MAIN BOD
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Freeze Frame Data
FREEZE FRAME DATA DESCRIPTION (a) Whenever a road sign assist system DTC is stored, the forward recognition camera stores the current vehicle state (ECU and sensor information) as Freeze Frame Data. CHECK FREEZE FRAME DATA (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c
Inspection
INSPECTION PROCEDURE 1. INSPECT FUEL PRESSURE SENSOR (a) Check the fuel pressure sensor output voltage. (1) Apply 5 V between terminals 1 (VC) and 2 (E2). NOTICE:
Be careful when connecting the leads as the fuel pressure sensor may be damaged if the leads are connected to the wrong terminals
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