Lexus ES: Remote Service Malfunction
PROCEDURE
| 1. | CHECK CAN COMMUNICATION SYSTEM |
(a) Connect the Techstream to the DLC3.
(b) Turn the power switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Bus Check.
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(e) Check that all ECUs and sensors that use CAN communication are connected.
| Result | Proceed to |
|---|---|
| There are no connection problems. | A |
| There is a connection problem. | B |
| B | .gif) | GO TO CAN COMMUNICATION SYSTEM |
|
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| 2. | CHECK DTC OUTPUT |
(a) Connect the Techstream to the DLC3.
(b) Turn the power switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Health Check.
(e) Check for DTCs.
| Result | Proceed to |
|---|---|
| DTCs are not output. | A |
| DTCs are output. | B |
| B | | INSPECT EACH ECU SYSTEM |
|
| 3. | CHECK OPERATION OF EACH SYSTEM |
(a) Check that each system related to Toyota Entune Remote Connect operates normally.
(1) Check power door lock control system
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(2) Check smart key system (for Entry Function)
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(3) Check smart key system (for Start Function)
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(4) Check theft deterrent system
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(5) Check meter/gauge system
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(6) Check lighting system (EXT)
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(7) Check air conditioning system
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| Result | Proceed to |
|---|---|
| All of the systems related to Toyota Entune Remote Connect operate normally. | A |
| Any system related to Toyota Entune Remote Connect does not operate normally. | B |
| B | | GO TO ABNORMAL SYSTEM |
|
| 4. | CHECK DCM OPERATION HISTORY |
(a) Check DCM Operation History.
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| NEXT | | CONTACT SERVICE CENTER |
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System Description
SYSTEM DESCRIPTION OUTLINE (a) Lexus Enform Remote, which enables the user to check the vehicle status and operate the vehicle from a remote location, is used. (b) Lexus Enform Remote is available by
System Diagram
SYSTEM DIAGRAM
Terminals Of Ecu
TERMINALS OF ECU HINT: Check from the rear of the connector while it is connected to the components. DCM (TELEMATICS TRANSCEIVER) Terminal No. (Symbol) Wiring Color Terminal Description Cond
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Parking Brake System
PrecautionPRECAUTION NOTICE:
If the battery is connected, the parking brake will operate when the electric parking brake switch assembly is pulled to the lock side even if the engine switch (for Gasoline Model) or power switch (for HV Model) is off. Do not operate the electric parking brake swit
Hybrid system precautions
Take care when handling the hybrid system, as it is a high voltage
system (about
650 V at maximum) as well as contains parts that become extremely hot when
the hybrid system is operating. Obey the warning labels attached to the vehicle.
System components
The illustration is an example for ex
