CAUTION / NOTICE / HINT
HINT:
PROCEDURE
1. | VEHICLE BROUGHT TO WORKSHOP |
|
2. | CUSTOMER PROBLEM ANALYSIS |
(a) Interview the customer and confirm the problem.
Click here
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3. | CHECK 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.
HINT:
A simple method to determine whether the battery is depleted is to operate the horn.
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4. | CHECK DTC* |
(a) Check for DTCs and make a note of any codes that are output.
Click here
Body Electrical > Smart Access > Trouble CodesHINT:
When DTCs indicating CAN and/or LIN communication system malfunctions are output, repair the CAN and/or LIN communication systems before performing diagnosis.
for CAN communication system: Click here
for LIN communication system: Click here
Result | Proceed to |
---|---|
DTCs are not output. (Problem symptom cannot be confirmed or reproduced.) | A |
DTCs are not output. (Problem symptom can be confirmed or reproduced.) | B |
Steering lock system DTCs are output. | C |
HINT:
Click here
B | GO TO STEP 6 |
C | GO TO STEP 8 |
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5. | SYMPTOM SIMULATION |
(a) Proceed to How to Proceed with Troubleshooting.
Click here
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6. | PROBLEM SYMPTOMS TABLE |
(a) Proceed 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 8 |
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7. | OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Proceed to Data List / Active Test.
Click here
(b) Proceed to Terminals of ECU.
Click here
NEXT | GO TO STEP 9 |
8. | CIRCUIT INSPECTION* |
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9. | REPAIR OR REPLACE |
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10. | CHECK DTC AGAIN* |
(a) Clear the DTCs.
Click here
Body Electrical > Smart Access > Clear DTCs(b) Check for DTCs and make a note of any codes that are output.
Click here
Body Electrical > Smart Access > Trouble CodesHINT:
Perform the DTC output confirmation operation.
Result | Proceed to |
---|---|
DTCs are not output. | A |
Steering lock system DTCs are output. | B |
A | END |
B | GO TO DIAGNOSTIC TROUBLE CODE CHART |
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Fuel Pump (for Tmc Made): Components
COMPONENTS ILLUSTRATION *A w/ Rear No. 2 Seat - - *1 REAR DOOR INSIDE SCUFF PLATE LH *2 REAR DOOR SCUFF PLATE LH *3 FRONT DECK SIDE TRIM COVER LH *4 REAR SEAT SIDE GARNISH LH ILLUSTRATION *A w/ Rear No. 2 Seat - - *1 REAR DOOR INSIDE SCUFF PLATE RH ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Lighting System (w/ Automatic Headlight Beam Level Control System): Headlight Dimmer Switch Circuit
DESCRIPTION The main body ECU (multiplex network body ECU) receives the following switch information:
Light control switch in DRL OFF*1, tail, head, AUTO position
Dimmer switch in high, low or high flash (pass) position
Fog light switch in front or off position*2
*1: w/ DRL OFF Switch
...