INITIALIZATION
Inspection After Repair
Perform Learning Value Reset and Idle Learning after replacing or servicing parts related to engine operation. Details on procedures required are indicated by an asterisk and a number, and are explained in detail following the table.
Part Replaced | Engine Operation | Learning Value Reset*1 | Idle Learning*2 |
---|---|---|---|
| - | ○ | ○ |
Engine assembly | - | ○ | ○ |
| Confirm the following and perform Learning Value Reset and Idle Learning when one or more of the following conditions is met:
| ○ | ○ |
The none of the conditions in the list above are met. | - | - | |
Knock control sensor*4 | - | - | - |
NOTICE:
Engine learned values cannot be reset by disconnecting the cable from the negative (-) battery terminal or removing the EFI-MAIN and ETCS fuses.
HINT:
If a message indicating learned value initialization failure is displayed on the screen, confirm the execution conditions, and perform learned value initialization again.
If 0 is displayed for all of the air fuel ratio learned values, initialization has completed correctly.
If a value other than 0 is displayed for one of the air fuel ratio learned values, perform initialization again. After initialization, confirm the air fuel ratio learned values. If a value other than 0 is displayed, replace the ECM.
HINT:
Learning starts when the engine coolant temperature is 80°C (176°F) or higher.
Standard:
Engine Idle Speed |
---|
650 to 750 rpm |
HINT:
After that, check the idle speed. If the idle speed is out of the specified range, perform the following procedure.
CAUTION:
When performing the confirmation driving pattern, obey all speed limits and traffic laws.
HINT:
History information for driving and stopping is necessary to update Idle Learning.
Standard:
Engine Idle Speed |
---|
650 to 750 rpm |
HINT:
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Steering Lock System: IG2 Signal Malfunction (B2788)
DESCRIPTION This DTC is stored when the steering lock ECU (steering lock actuator or upper bracket assembly) detects an IG2 power supply malfunction. HINT: The steering lock ECU (steering lock actuator or upper bracket assembly) is not connected to the CAN communication system. However, the steering ...
Lexus RX (RX 350L, RX450h) 2016-2025 Owners Manual > Adjusting the steering wheel and mirrors: Steering wheel
Adjustment procedure
Operating the switch moves the steering wheel in the following directions:
Up
Down
Toward the driver
Away from the driver
Auto tilt away
When the power switch is turned off,
the steering wheel returns to its stowed
position by moving up and away to
enable eas ...