Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: 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 | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| C1652 | Outside Air Temperature Sensor | Ambient temperature sensor malfunction | Air conditioning 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.
Click here
.gif)
-
After replacing an ultrasonic sensor or the clearance warning ECU assembly, perform the necessary procedures (adjustment, calibration, initialization or registration).
Click here
PROCEDURE
| 1. | CHECK AIR CONDITIONING SYSTEM |
(a) Using the Techstream, check for DTCs according to the prompts on the screen.
Click here
HINT:
After turning the engine switch from off to on (IG), wait 13 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.
Click here
(c) Recheck for DTCs.
Click here
HINT:
- DTC C1652 is stored when a malfunction signal sent from the air conditioning system is detected.
- If the malfunctioning part has been repaired or replaced before rechecking for DTCs, DTC C1652 will not be output again.
-
If DTC C1652 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.
Click here
| Result | Proceed to |
|---|---|
| DTC C1652 is output | A |
| DTC C1652 is not output | B |
| A | .gif) | GO TO AIR CONDITIONING SYSTEM |
| B | | USE SIMULATION METHOD TO CHECK |
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 Det ...
Vehicle Information Unmatched (C168D)
DESCRIPTION If the vehicle information stored in the main body ECU (multiplex network body ECU) which is sent via CAN communication during the clearance warning ECU assembly self-diagnosis does not ma ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Brake Fluid: Replacement
REPLACEMENT CAUTION / NOTICE / HINT NOTICE:
Move the shift lever to P and apply the parking brake before replacing the brake fluid.
Add brake fluid to keep the level between the MIN and MAX lines of the reservoir while replacing the brake fluid.
If brake fluid leaks onto any painted surface, ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Steering Lock System: Dtc Check / Clear
DTC CHECK / CLEAR NOTICE:
The steering lock ECU (steering lock actuator or upper bracket assembly) does not store history DTCs. If any DTCs are output, confirm and record them as soon as possible. Do not turn the engine switch off or clear the DTCs until the DTCs are confirmed and recorded.
DTC ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
- For your information
- Pictorial index
- For safety and security
- Instrument cluster
- Operation of each component
- Driving
- Lexus Display Audio system
- Interior features
- Maintenance and care
- When trouble arises
- Vehicle specifications
- For owners
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
0.0132