Lexus ES: Touch Pad Vibration Driver Malfunction (B155A)
DESCRIPTION
This DTC is stored if the remote touch (remote operation controller assembly) detects a malfunction in itself, such as internal hardware failure or remote touch screen vibration driver malfunction.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| B155A | Touch Pad Vibration Driver Malfunction | Internal vibration driver malfunction | Remote touch (remote operation controller assembly) |
PROCEDURE
| 1. | CHECK DTC |
(a) Clear the DTCs.
Body Electrical > Navigation System > Clear DTCs(b) Recheck for DTCs and check that no DTCs are output.
Body Electrical > Navigation System > Trouble CodesOK:
No DTCs are output.
HINT:
If DTC B155B, B1559 is output, perform troubleshooting for DTC B155B, B1559 first.
B155B: Click here .gif)
B1559: Click here
| OK | .gif) | USE SIMULATION METHOD TO CHECK |
|
.gif)
| 2. | REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) SELF CHECK (CHECK REMOTE TOUCH SCREEN OPERATION POSITION RECOGNITION CONDITION) |
(a) Enter self-diagnostic mode.
Click here
(b) Operate the remote touch screen laterally and check that the remote touch screen generates vibration feedback.
NOTICE:
Since the remote touch screen may recognize a pinch in/out or flick operation if operated with 2 fingers, always use 1 finger to operate the remote touch screen in self-diagnostic mode.
HINT:
When operating at an excessively low temperature, vibration feedback may be difficult to feel.
| Result | Proceed to |
|---|---|
| Vibration feedback is generated according to remote touch screen operation | A |
| The switch illumination changes but vibration feedback is not generated in accordance to remote touch screen operation | B |
| B | | REPLACE REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) |
|
| 3. | CLEAR DTC |
(a) Clear the DTCs.
Body Electrical > Navigation System > Clear DTCs
|
| 4. | CHECK FEEDBACK VIBRATION |
(a) Turn the power switch on (ACC), swipe the MENU screen to move the cursor and pull it over the button with the vibration feedback.
HINT:
Using the multi-display assembly customize setting screen, check that the remote touch screen vibration feedback reaction force setting is not set to "Off".
|
| 5. | CHECK DTC |
(a) Recheck for DTCs and check if the same DTC is output again.
Body Electrical > Navigation System > Trouble CodesOK:
No DTCs are output.
| OK | | USE SIMULATION METHOD TO CHECK |
| NG | | REPLACE REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) |
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Components
COMPONENTS ILLUSTRATION *1 COURTESY LIGHT ASSEMBLY *2 REAR DOOR TRIM BOARD SUB-ASSEMBLY *3 REAR DOOR UPPER TRIM PAD *4 REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY WITH REAR DOOR UPPER ARMREST BASE PANEL ILLUSTRATION *A w/ Rear Door Sunshade - - *1 REAR DOOR GLA
System Diagram
SYSTEM DIAGRAM Communication Table Sender Receiver Signal Line Main Body ECU (Multiplex Network Body ECU) Sliding Roof ECU (Sliding Roof Drive Gear Sub-assembly)
Sliding roof operation permission signal
IG signal
Front door courtesy light switch assembly signal
Key-linked
