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 |
|
| 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 engine 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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Adjustment
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Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected
