Lexus ES: Removal
REMOVAL
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during hybrid vehicle control ECU removal/installation are shown below.
Necessary Procedures After Parts Removed/Installed/Replaced
Replaced Part or Performed Procedure | Necessary Procedure | Effect/Inoperative Function when Necessary Procedure not Performed | Link |
*1: When performing learning using the Techstream.
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Auxiliary battery terminal is disconnected/reconnected | Perform steering sensor zero point calibration | Lane Control System | |
Pre-collision System |
Parking Support Brake System* |
Lighting System |
Memorize steering angle neutral point | Parking assist monitor system | |
Panoramic view monitor system | |
Initialize power trunk lid system | Power Trunk Lid System | |
Replacement of hybrid vehicle control ECU | Code registration (Smart access system with push-button start (for Start Function)) | -
Wireless Door Lock Control System
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Smart Access System with Push-button Start (for Entry Function)
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Smart Access System with Push-button Start (for Start Function)
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Steering lock function
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CAUTION:
Be sure to read Precaution thoroughly before servicing.
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NOTICE:
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After the power switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the power switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) auxiliary battery terminal. (for Audio and Visual System)
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After the power switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the power switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) auxiliary battery terminal. (for Navigation System)
PROCEDURE
1. REMOVE LOWER NO. 1 INSTRUMENT PANEL AIRBAG ASSEMBLY
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2. REMOVE NO. 3 INSTRUMENT PANEL TO COWL BRACE SUB-ASSEMBLY
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3. REMOVE HYBRID VEHICLE CONTROL ECU
(a) Disconnect the 4 hybrid vehicle control ECU connectors. | |
(b) Remove the bolt, nut and hybrid vehicle control ECU. | |
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REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during inve
SEE MORE:
TERMINALS OF ECU CHECK VEHICLE APPROACHING SPEAKER CONTROLLER (a) Disconnect the G42 vehicle approaching speaker controller connector. (b) Measure the voltage and resistance according to the value(s) in the table below. Terminal No. (Symbol) Wiring Color Terminal Description Condition Sp
DESCRIPTION These DTCs are stored when a malfunction occurs in the No. 2 active noise control microphone system. DTC No. Detection Item DTC Detection Condition Trouble Area B1AA696 Front Right Microphone Circuit Component Internal Failure Stereo component equalizer assembly detects
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