CAUTION / NOTICE / HINT
HINT:
PROCEDURE
1. | VEHICLE BROUGHT TO WORKSHOP |
|
2. | CUSTOMER PROBLEM ANALYSIS |
(a) Interview the customer and confirm the problem.
Click here
|
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.
|
4. | CHECK DTC* |
(a) Check for DTCs and make a note of any codes that are output.
Click here
HINT:
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
|
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 |
|
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* |
|
9. | REPAIR OR REPLACE |
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10. | CHECK DTC AGAIN* |
(a) Clear the DTCs.
Click here
(b) Check for DTCs and make a note of any codes that are output.
Click here
HINT:
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) 2016-2025 Repair Manual > Power Back Door System (w/ Outside Door Control Switch): Back Door Motor Circuit (B2220)
DESCRIPTION This DTC is stored when the multiplex network door ECU detects a malfunction of the motor built-into the power back door unit assembly set LH or power back door unit assembly set RH. DTC No. Detection Item DTC Detection Condition Trouble Area B2220 Back Door Motor Circuit ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Camshaft Oil Control Valve (for Bank 1): Installation
INSTALLATION CAUTION / NOTICE / HINT CAUTION:
The engine assembly with transaxle is very heavy. Be sure to follow the procedure described in the repair manual, or the engine lifter may suddenly drop or the engine assembly with transaxle may fall off the engine lifter.
To prevent burns, do not t ...