Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Brake Hydraulic Pressure Malfunction (C164F)
DESCRIPTION
When a malfunction signal sent from the skid control ECU via CAN communication is detected by the clearance warning ECU assembly, DTC C164F is stored.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| C164F | Brake Hydraulic Pressure Malfunction | Brake master cylinder brake fluid pressure abnormal | Vehicle stability control system |
CAUTION / NOTICE / HINT
NOTICE:
-
After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.
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-
After replacing an ultrasonic sensor or the clearance warning ECU assembly, perform the necessary procedures (adjustment, calibration, initialization or registration).
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PROCEDURE
| 1. | CHECK DTC OUTPUT |
(a) Using the Techstream, check for DTCs according to the prompts on the screen.
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HINT:
After turning the engine switch from off to on (IG), wait 4 seconds or more before checking for DTCs.
Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble Codes(b) Clear the DTCs according to the screen on the Techstream.
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(c) Recheck for DTCs.
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HINT:
- DTC C164F is stored when a malfunction signal sent from the vehicle stability control system is detected.
- If the malfunctioning part has been repaired or replaced before rechecking for DTCs, DTC C164F will not be output again.
-
If DTC C164F is output frequently, duplicate the conditions that cause the problem symptoms and perform the inspection again, even though the DTC was not output when rechecking for DTCs.
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| Result | Proceed to |
|---|---|
| DTC C164F is output | A |
| DTC C164F is not output | B |
| A |  | GO TO VEHICLE STABILITY CONTROL SYSTEM |
| B | | USE SIMULATION METHOD TO CHECK |
Stop Switch Circuit Malfunction (C164E)
DESCRIPTION When a stop light switch assembly circuit malfunction signal sent from the vehicle stability control system is detected by the clearance warning ECU assembly, DTC C164E is stored. DTC N ...
Outside Air Temperature Sensor (C1652)
DESCRIPTION When a malfunction signal sent from the air conditioning system via CAN communication is detected by the clearance warning ECU assembly, DTC C1652 is stored. DTC No. Detection Item ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Front Door Speaker: Components
COMPONENTS ILLUSTRATION *A for Driver Side *B for Front Passenger Side *1 COURTESY LIGHT ASSEMBLY *2 DOOR ARMREST COVER *3 FRONT DOOR INSIDE HANDLE BEZEL PLUG *4 FRONT DOOR NO. 1 STIFFENER CUSHION *5 FRONT DOOR TRIM BOARD SUB-ASSEMBLY *6 FRONT NO. 1 SPEAKER AS ...
Lexus RX (RX 350L, RX450h) 2016-2025 Owners Manual > Steps to take in
an emergency: If a warning message is
displayed
The multi-information display shows warnings of system malfunctions,
incorrectly
performed operations, and messages that indicate a need for maintenance.
When a message is shown, perform the correction procedure
appropriate to the message.
Except F SPORT models
F SPORT models
Master ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
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Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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