REMOVAL
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during the steering vibration and heater ECU removal/installation are shown below.
Necessary Procedure After Parts Removed/Installed/Replaced| Replacement Part or Procedure | Necessary Procedures | Effects / Inoperative when not performed | Link |
|---|---|---|---|
|
*1: When performing learning using the Techstream.
Click here | |||
| Disconnect cable from negative battery terminal | Memorize steering angle neutral point | Lane Control System | |
| Pre-collision system | |||
| Intelligent clearance sonar system*1 | |||
| Lighting system (w/ Automatic Headlight Beam Level Control System) | | ||
| Parking assist monitor system | | ||
| Panoramic view monitor system | | ||
| Initialize back door lock | Power door lock control system | | |
| Reset back door close position | Power Back Door System (w/ Outside Door Control Switch) | | |
PROCEDURE
1. REMOVE STEERING WHEEL ASSEMBLY
Click here
2. REMOVE CRUISE CONTROL MAIN SWITCH
Click here
3. REMOVE STEERING PAD SWITCH ASSEMBLY
Click here
4. REMOVE SHIFT PADDLE SWITCH (TRANSMISSION SHIFT SWITCH ASSEMBLY)
for U881F: Click here
for U881E: Click here
5. REMOVE STEERING VIBRATION AND HEATER ECU
| (a) Disengage the guide to remove the wire harness from the lower steering wheel cover. |
|
(b) Disconnect each connector.
| (c) Remove the screw. |
|
(d) Disengage the 2 claws of the lower steering wheel boss cover.
NOTICE:
If the heater thermistor comes off the lower steering wheel cover, replace the steering wheel assembly.
HINT:
Do not remove the lower steering wheel boss cover from the steering wheel sub-assembly. Loosen the lower steering boss cover.
(e) Remove the 2 screws.
| Remove in this Direction |
(f) Move the steering vibration and heater ECU until it reaches a position where the connector can be disconnected.
(g) Disconnect the connector to remove the steering vibration and heater ECU from the lower steering wheel cover.
InstallationLexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Steering Lock System: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspect ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Sfi System: HO2S Heater Control Circuit Bank 1 Sensor 2 Circuit Short to Battery (P003612,P003614,P005612,P005614,P014118,P016118,P102A9E,P105A9E)
DESCRIPTION Refer to DTC P013611. Click here HINT:
When any of these DTCs are stored, the ECM enters fail-safe mode. The ECM turns off the heated oxygen sensor heater in fail-safe mode. Fail-safe mode continues until the engine switch is turned off.
The heated oxygen sensor heater circuit us ...