INITIALIZATION
PROCEDURES NECESSARY WHEN BATTERY TERMINAL IS DISCONNECTED/RECONNECTED
Necessary Procedures | Effect/Inoperative Function When Necessary Procedures are not Performed | Link |
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*1: When performing learning using the Techstream.
Click here | ||
Memorize steering angle neutral point | Lane Control System | |
Pre-collision System | ||
Intelligent Clearance Sonar System*1 | ||
Parking Assist Monitor System | | |
Panoramic View Monitor System | | |
Lighting System (w/ Automatic Headlight Beam Level Control System) | | |
Initialize back door lock | Power Door Lock Control System | |
Reset back door close position | Power Back Door System (w/ Outside Door Control Switch) | |
NOTICE:
After the engine switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the engine switch off, make sure to wait at least 120 seconds before disconnecting the cable from the negative (-) battery terminal.
PROCEDURES NECESSARY WHEN ECU OR OTHER PARTS ARE REPLACED
Replacement Part | Necessary Procedure | Effect/Inoperative Function when Necessary Procedures are not Performed | Link |
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*1: w/ Optitron Meter Type
*2: w/ TFT Meter Type *3: The vehicle height changes because of suspension or tire replacement *4: When the 4WD ECU assembly is replaced with a new one, calibration is unnecessary. *5: w/ Rear Air Conditioning System *6: for TMMC Made with Automatic Headlight Beam Level Control System | |||
ECM | Vehicle Identification Number (VIN) registration | MIL comes on | |
ECU communication ID registration (Immobiliser system) | Engine start function | | |
| Inspection after repair |
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Millimeter wave radar sensor assembly | Adjust millimeter wave radar sensor assembly |
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| Adjust forward recognition camera |
| or |
Automatic transaxle assembly | Perform the following procedures in the order shown:
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| Perform the following procedures in the order shown:
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Shift solenoid valve SL1 and/or SL2 | Perform road test to allow ECM to learn | ||
ECM (If possible, read the transaxle compensation code from the previous ECM) | Perform the following procedures in the order shown:
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ECM (If impossible, read the transaxle compensation code from the previous ECM) | Perform the following procedures in the order shown:
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4WD ECU assembly*4 | Clear zero point calibration data | Dynamic Torque Control AWD System | |
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Absorber Control ECU | Registration of Vehicle Identification Information. |
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Skid control ECU (brake actuator assembly) | Operate the electric parking brake switch assembly | Parking brake indicator light (red) blinks when the engine switch is first turned on (IG) | |
Skid control ECU (brake actuator assembly) | Calibration |
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| Calibration | ||
Power steering ECU assembly |
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Electric power steering column sub-assembly | Perform torque sensor zero point calibration | ||
DCM (telematics transceiver) | DCM activation | Safety connect system | |
Perform code registration (Immobiliser system) | Telematics System | | |
BUB (Back-up battery) | Perform backup battery replacement reset | Safety connect system | |
Steering sensor | Steering angle neutral point (Initialize intelligent clearance sonar system) |
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Clearance warning ECU assembly |
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Steering sensor |
| Parking Assist Monitor System | |
Suspension, tires, etc.*3 | Rear television camera assembly optical axis (Back camera position setting) | ||
Rear television camera assembly |
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Steering sensor | Steering angle neutral point (Initialize panoramic view monitor system) | Panoramic View Monitor System | |
Parking assist ECU |
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Rear television camera assembly | Rear television camera view adjustment | ||
| Front television camera view adjustment | ||
| Side television camera view adjustment | ||
| Television camera view adjustment | ||
Suspension, tires, etc.*3 |
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Blind spot monitor sensor | Blind Spot Monitor Beam Axis Adjustment |
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| Re-registration of codes in the garage door opener system
| Garage Door Opener System | |
| Perform code registration (Immobiliser system) |
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| Zero point calibration (Occupant classification system) |
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| Initialize position control ECU | Front Power Seat Control System (w/ Memory) | |
for Rear Power Seat Control System (for Second Row)
| Initial position memorization | Rear power seat function (for Second Row) | |
for Rear Power Seat Control System (for Third Row)
| Initial position memorization | Rear power seat function (for Third Row) | |
| Initialization servo motor (Air conditioning system) | DTCs are output | |
| Initialize power window control system |
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| Initialize sliding roof system |
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| Initialize panoramic moon roof system (for Sliding Roof) |
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| Initialize panoramic moon roof system (for Roof Sunshade) |
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Multiplex network door ECU | Reset Back Door Close Position | Power Back Door System (w/ Outside Door Control Switch) | |
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| Lighting System (w/ Automatic Headlight Beam Level Control System) | |
Rear height control sensor sub-assembly RH | Initialize No. 1 headlight ECU sub-assembly LH | ||
Suspension, tires, etc.*3 |
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Air Conditioning System: Customize Parameters
CUSTOMIZE PARAMETERS CUSTOMIZE AIR CONDITIONING SYSTEM (a) Customizing with the Techstream. NOTICE:
When the customer requests a change in a function, first make sure that the function can be customized.
Be sure to make a note of the current settings before customizing.
When troubleshooting a ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Cellular Communication: Telephone And Gps Antenna Cords(w/o Rear No. 2 Seat)
ComponentsCOMPONENTS ILLUSTRATION *1 TELEPHONE AND GPS ANTENNA CORD - - RemovalREMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during telephone a ...