Lexus NX: Touch Pad Vibration Driver Malfunction (B155A)

DESCRIPTION

This DTC is stored if the remote operation controller assembly (remote touch) detects a malfunction in itself, such as internal hardware failure or touch pad vibration driver malfunction.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

B155A

Touch Pad Vibration Driver Malfunction

Internal vibration driver malfunction

Remote operation controller assembly (remote touch)

PROCEDURE

1.

CHECK DTC

(a) Clear the DTCs.

Click here

Body Electrical > Navigation System > Clear DTCs

(b) Recheck for DTCs and check that no DTCs are output.

Click here

Body Electrical > Navigation System > Trouble Codes

OK:

No DTCs are output.

HINT:

If DTC B155B, B1559 is output, perform troubleshooting for DTC B155B, B1559 first.

B155B: Click here

B1559: Click here

OK

USE SIMULATION METHOD TO CHECK

NG

2.

REMOTE TOUCH SELF CHECK (CHECK TOUCH SCREEN OPERATION POSITION RECOGNITION CONDITION)

(a) Enter self-diagnostic mode.

Click here

(b) Operate the remote touch screen laterally and check that the 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 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 touch panel operation

A

The switch illumination changes but vibration feedback is not generated in accordance to touch screen operation

B

B

REPLACE REMOTE OPERATION CONTROLLER ASSEMBLY (REMOTE TOUCH)

A

3.

CLEAR DTC

(a) Clear the DTCs.

Click here

Body Electrical > Navigation System > Clear DTCs
NEXT

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 "NO VIBRATION".

Click here

NEXT

5.

CHECK DTC

(a) Recheck for DTCs and check if the same DTC is output again.

Click here

Body Electrical > Navigation System > Trouble Codes

OK:

No DTCs are output.

OK

USE SIMULATION METHOD TO CHECK

NG

REPLACE REMOTE OPERATION CONTROLLER ASSEMBLY (REMOTE TOUCH)

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