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 parking assist ECU removal/installation are shown below.
Necessary Procedure After Parts Removed/Installed/Replaced (for HV Model)| Replaced Part or Performed Procedure | Necessary Procedure | Effect/Inoperative Function When Necessary Procedures are not Performed | Link |
|---|---|---|---|
| Parking assist ECU |
| Panoramic View Monitor System | |
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| Replaced Part or Performed Procedure | Necessary Procedure | Effect/Inoperative Function When Necessary Procedures are not Performed | Link |
|---|---|---|---|
| Parking assist ECU |
| Panoramic View Monitor System | |
PROCEDURE
1. REMOVE PARKING ASSIST ECU COVER
(a) Operate the slide and vertical power seat switch knob and move the front seat assembly to the foremost position.
| (b) Remove the 3 clips and parking assist ECU cover. |
|
2. REMOVE PARKING ASSIST ECU
| (a) Disconnect each connector. |
|
(b) Disengage the clamp.
| (c) Turn back the front floor carpet assembly as shown in the illustration. |
|
| (d) Remove the bolt. |
|
(e) Disengage the 2 guides and remove the parking assist ECU as shown in the illustration.
.png) | Remove in this Direction (1) |
.png) | Remove in this Direction (2) |
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If the cable was disconnected fro
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Installation
INSTALLATION PROCEDURE 1. INSTALL NO. 1 SWITCH WIRE HINT: Perform this procedure only when replacement of the No. 1 switch wire is necessary. (a) Engage the 4 guides to install the No. 1 switch wire to the steering wheel assembly. NOTICE: Make sure that the junction of the No. 1 switch wire is th
Lost Communication with Power Source Control (B278C)
DESCRIPTION When an internal malfunction is detected in the certification ECU (smart key ECU assembly), this DTC is stored. DTC No. Detection Item DTC Detection Condition Trouble Area B278C Lost Communication with Power Source Control An internal malfunction occurs in the certificat
