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 memory module malfunction.
DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
---|---|---|---|
B155B | Touch Pad Memory Module Malfunction | Internal memory module 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.
OK | ![]() | USE SIMULATION METHOD TO CHECK |
|
2. | CHECK INFORMATION CODE |
(a) Check that the part number of the remote touch (remote operation controller assembly) is correct.
Result | Proceed to |
---|---|
The part number of the remote touch (remote operation controller assembly) is correct | A |
The part number of the remote touch (remote operation controller assembly) is incorrect | B |
B | ![]() | REPLACE REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) |
|
3. | REMOTE TOUCH 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 with remote touch screen operation | B |
B | ![]() | REPLACE REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) |
|
4. | CHECK DTC |
(a) Clear the DTCs.
Body Electrical > Navigation System > Clear DTCs(b) Turn the engine switch off.
(c) Turn the engine switch on (ACC) and wait for 5 seconds.
(d) Recheck for DTCs and check that no DTCs are output.
Body Electrical > Navigation System > Trouble CodesOK:
No DTCs are output.
OK | ![]() | USE SIMULATION METHOD TO CHECK |
NG | ![]() | REPLACE REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) |
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Rear Crossing Traffic Alert Buzzer (w/ Rear No. 2 Seat): Removal
REMOVAL PROCEDURE 1. REMOVE REAR NO. 2 SEAT ASSEMBLY Click here 2. REMOVE REAR DOOR SCUFF PLATE LH Click here 3. REMOVE REAR DOOR INSIDE SCUFF PLATE LH Click here 4. REMOVE REAR SEAT OUTER TRACK BRACKET COVER LH for 60/40 Split Seat Type: Click here for Captain Seat Type: Click here 5. ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Power Back Door System (w/ Outside Door Control Switch): Back Door Closer does not Operate
DESCRIPTION If the back door closer does not operate, one of the following may be the cause: 1) improper fit of the back door or a foreign object stuck in the back door, 2) a malfunction in the multiplex network door ECU power source circuit, 3) a malfunction in the back door lock assembly circuit, ...