CAUTION / NOTICE / HINT
HINT:
PROCEDURE
1. | VEHICLE BROUGHT TO WORKSHOP |
|
2. | CUSTOMER PROBLEM ANALYSIS |
(a) Interview the customer to confirm the problem.
Click here
|
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. | INSPECT 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. | INSPECT 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) Clear the DTCs.
Click here
Body Electrical > Driver Seat > Clear DTCs(b) Recheck for DTCs.
Click here
Body Electrical > Driver Seat > 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) Data List / Active Test
Click here
(c) Terminals of ECU
Click here
(d) Inspection
|
9. | REPAIR OR REPLACE |
|
10. | CONFIRMATION TEST |
NEXT | END |
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Automatic Light Control Sensor: On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT AUTOMATIC LIGHT CONTROL SENSOR (a) Disconnect the K3 automatic light control sensor connector. *a Front view of wire harness connector (to Automatic Light Control Sensor) (b) Measure the voltage and resistance on the wire harness ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Heated Steering Wheel Controller: Installation
INSTALLATION PROCEDURE 1. INSTALL STEERING VIBRATION AND HEATER ECU (a) Connect the connector to the steering vibration and heater ECU. (b) Install the steering vibration and heater ECU to the lower steering wheel boss cover with the 2 screws. NOTICE: If the heater thermistor comes off the lower ste ...