CAUTION / NOTICE / HINT
HINT:
PROCEDURE
1. | VEHICLE BROUGHT TO WORKSHOP |
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2. | INSPECT 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.
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3. | CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* |
(a) Use the Techstream to check if the CAN communication system is functioning normally.
Click here
Result | Proceed to |
---|---|
CAN DTC is not output | A |
CAN DTC is output | B |
B | ![]() | GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) |
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4. | CHECK DTC AND FREEZE FRAME DATA* |
(a) Check for DTCs.
Click here
(b) Check for freeze frame data.
HINT:
Write down or print DTCs and freeze frame data if necessary.
(c) Clear the DTCs and freeze frame data.
Click here
(d) Recheck for DTCs.
Click here
Result | Proceed to |
---|---|
DTC does not reoccur | A |
DTC does reoccur | B |
B | ![]() | GO TO STEP 7 |
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5. | PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table.
Click here
Result | Proceed to |
---|---|
Fault not listed in problem symptoms table | A |
Fault listed in problem symptoms table | B |
B | ![]() | GO TO STEP 7 |
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6. | OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Terminals of ECU.
Click here
(b) Data List / Active Test.
Click here
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7. | REPAIR OR REPLACE |
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8. | CONFIRM TEST |
NEXT | ![]() | END |
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Can Communication System: Check Bus 1 Line for Short to GND
DESCRIPTION There may be a short circuit between one of the CAN bus lines and GND when there is no resistance between terminal 23 (CA1H) of the network gateway ECU and terminal 4 (CG) of the DLC3, or terminal 8 (CA1L) of the network gateway ECU and terminal 4 (CG) of the DLC3. Symptom Trouble A ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Starter: Inspection
INSPECTION PROCEDURE 1. INSPECT STARTER ASSEMBLY CAUTION: As a large electric current passes through the cable during this inspection, a thick cable must be used. If not, the cable may become hot and cause injury. NOTICE: Perform each of the following tests within 3 to 5 seconds to prevent the coil ...