CAUTION / NOTICE / HINT
HINT:
PROCEDURE
1. | VEHICLE BROUGHT TO WORKSHOP |
|
2. | CUSTOMER PROBLEM ANALYSIS |
HINT:
What | Vehicle model, system name |
When | Date, time, occurrence frequency |
Where | Road conditions |
Under what conditions? | Driving conditions, weather conditions |
How did it happen? | Problem symptoms |
|
3. | PRE-CHECK |
(a) Measure the battery voltage.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.
(b) Check the fuses and relays.
(c) Check the connector connections and terminals to make sure that there are no abnormalities such as loose connections, deformation, etc.
|
4. | CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* |
(a) Using the Techstream, check for CAN communication system DTCs.
Click here
Result | Proceed to |
---|---|
CAN DTCs are not output | A |
CAN DTCs are output | B |
B | ![]() | GO TO CAN COMMUNICATION SYSTEM |
|
5. | CHECK COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM* |
(a) Using the Techstream, check for LIN communication system DTCs.
Click here
Result | Proceed to |
---|---|
LIN DTCs are not output | A |
LIN DTCs are output | B |
B | ![]() | GO TO LIN COMMUNICATION SYSTEM |
|
6. | CHECK FOR DTC* |
(a) Check for DTCs and make a note of any codes that are output.
Click here
(b) Clear the DTCs.
Body Electrical > Sliding Roof > Clear DTCs Body Electrical > Sliding Sunshade > Clear DTCs(c) Recheck for DTCs.
Body Electrical > Sliding Roof > Trouble Codes Body Electrical > Sliding Sunshade > Trouble Codes Result | Proceed to |
---|---|
DTCs are not output | A |
DTCs are output | B |
B | ![]() | GO TO DIAGNOSTIC TROUBLE CODE CHART |
|
7. | PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table.
Click here
Result | Proceed to |
---|---|
Fault is not listed in Problem Symptoms Table | A |
Fault is listed in Problem Symptoms Table | B |
B | ![]() | GO TO STEP 9 |
|
8. | OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Operation Check
Click here
(b) Terminals of ECU
Click here
(c) Data List / Active Test
Click here
(d) Inspection
Click here
|
9. | ADJUST, REPAIR OR REPLACE |
(a) Check if the sliding roof ECU (sliding roof drive gear assembly) or roof sunshade ECU (sliding roof drive gear assembly) has been replaced, or the sliding roof glass sub-assembly, sliding roof housing panel, slide roof rail sub-assembly or sunshade trim sub-assembly has been adjusted, or removed and installed.
Result | Proceed to |
---|---|
The sliding roof ECU (sliding roof drive gear assembly) or roof sunshade ECU (sliding roof drive gear assembly) has been replaced, or the sliding roof glass sub-assembly, sliding roof housing panel, slide roof rail sub-assembly or sunshade trim sub-assembly has been adjusted, or removed and installed | A |
The sliding roof ECU (sliding roof drive gear assembly) and roof sunshade ECU (sliding roof drive gear assembly) have not been replaced, and the sliding roof glass sub-assembly, sliding roof housing panel, slide roof rail sub-assembly and sunshade trim sub-assembly have not been adjusted, or removed and installed | B |
B | ![]() | GO TO STEP 11 |
|
10. | INITIALIZE PANORAMIC MOON ROOF SYSTEM |
(a) Initialize the sliding roof ECU (sliding roof drive gear assembly).
Click here
(b) Initialize the roof sunshade ECU (sliding roof drive gear assembly).
Click here
|
11. | CONFIRMATION TEST |
NEXT | ![]() | END |
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Front Axle Hub: Installation
INSTALLATION CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
PROCEDURE 1. INSTALL FRONT AXLE HUB SUB-ASSEMBLY (a) Secure the steering knuckle between aluminum plates in a vise. NOTICE: Do not overtighten the vise. ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Can Communication System: Lost Communication with Rear Gate Module (U0230)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Note U0230 Lost Communication with Rear Gate Module No communication from the multiplex network door ECU continues.
Multiplex network door ECU branch line or connector
Power source circuit of multiplex ...