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 > Power Back Door System (w/ Outside Door Control Switch): How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
The power back door system troubleshooting procedure is based on the premise that the smart access system (for Entry Function) is operating normally. Check the power back door system first before troubleshooting the power back door system.
Click here
Use the foll ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Air Conditioning System: Air Mix Damper Control Servo Motor Circuit (Passenger Side) (B1441/41)
DESCRIPTION The No. 1 air conditioning radiator damper servo sub-assembly (front passenger side air mix) sends pulse signals to inform the air conditioning amplifier assembly of the damper position. The air conditioning amplifier assembly activates the motor (normal or reverse) based on these signal ...