Lexus ES: Registration
REGISTRATION
CAUTION / NOTICE / HINT
PROCEDURE
1. VIN (VEHICLE IDENTIFICATION NUMBER)
NOTICE:
The Vehicle Identification Number (VIN) must be written to a replacement ECM.
HINT:
The VIN is a 17-digit alphanumeric vehicle identification number. The Techstream is required to register the VIN.
(a) DESCRIPTION
HINT:
This registration section consists of 2 parts: Read VIN and Write VIN.
(1) Read VIN: This procedure allows the VIN stored in the ECM to be read in order to confirm that the 2 VINs, provided with the vehicle and stored in the vehicle ECM, are the same.
(2) Write VIN: This procedure allows the VIN to be written to the ECM. If the ECM is replaced, or the ECM VIN and vehicle VIN do not match, the VIN can be registered, or overwritten in the ECM by following this procedure.
(b) READ VIN
(1) Confirm the vehicle VIN.
(2) Connect the Techstream to the DLC3.
(3) Turn the engine switch on (IG).
(4) Turn the Techstream on.
(5) Enter the following menus: Powertrain / Engine / Utility / VIN / VIN Read.
Powertrain > Engine > Utility| Tester Display |
|---|
| VIN |
(6) According to the display on the Techstream, read the VIN stored in the ECM.
(c) WRITE VIN
(1) Confirm the vehicle VIN.
(2) Connect the Techstream to the DLC3.
(3) Turn the engine switch on (IG).
(4) Turn the Techstream on.
(5) Enter the following menus: Powertrain / Engine / Utility / VIN / VIN Write.
Powertrain > Engine > Utility| Tester Display |
|---|
| VIN |
(6) According to the display on the Techstream, write the VIN to the ECM.
READ NEXT:
Initialization
INITIALIZATION Inspection After Repair Perform Learning Value Reset and Idle Learning after replacing or servicing parts related to engine operation. Details on procedures required are indicated by an
Checking Monitor Status
CHECKING MONITOR STATUS The purpose of the monitor result (mode 06) is to allow access to the results of on-board diagnostic monitoring tests of specific components/systems that are not continuously m
Readiness Monitor Drive Pattern
READINESS MONITOR DRIVE PATTERN PURPOSE OF READINESS TESTS
The On-Board Diagnostic (OBD II) system is designed to monitor the performance of emission related components, and indicate any detected a
SEE MORE:
Pattern Select Switch EV Mode Circuit
DESCRIPTION The EV drive mode signal will be sent to the hybrid vehicle control ECU when the EV drive mode switch (NO. 3 combination switch assembly) is operated. If the specified conditions are met, the system enters EV drive mode and the vehicle will be driven using EV drive mode. This signal is t
Wheel Speed Sensor Malfunction (C164D)
DESCRIPTION This DTC is stored when the clearance warning ECU assembly receives a wheel speed sensor (front speed sensor RH or front speed sensor LH, rear speed sensor RH or rear speed sensor LH) abnormality signal from the electronically controlled brake system via CAN communication. DTC No. D
