REMOVAL
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during engine water pump assembly removal/installation are shown below.
Necessary Procedures After Parts Removed/Installed/Replaced Replaced Part or Performed Procedure | Necessary Procedure | Effect/Inoperative Function when Necessary Procedure not Performed | Link |
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Battery terminal is disconnected/reconnected | 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) | | |
Replacement of ECM | Vehicle Identification Number (VIN) registration | MIL comes on | |
ECU communication ID registration (Immobiliser system) | Engine start function | | |
Perform the following procedures in the order shown (If possible, read the transaxle compensation code from the previous ECM):
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Perform the following procedures in the order shown (If impossible, read the transaxle compensation code from the previous ECM):
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Perform code registration (Immobiliser system) |
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| Inspection after repair |
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Replacement of 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) | |
Calibration |
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*1: When performing learning using the Techstream.
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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.
PROCEDURE
1. REMOVE WATER INLET WITH THERMOSTAT SUB-ASSEMBLY
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2. REMOVE V-RIBBED BELT
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3. REMOVE NO. 2 IDLER PULLEY SUB-ASSEMBLY
(a) Remove the bolt and No. 2 idler pulley sub-assembly. |
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4. REMOVE WATER PUMP PULLEY
(a) Using a screwdriver or equivalent with its tip wrapped in protective tape, hold the water pump pulley. |
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(b) Remove the 4 bolts and water pump pulley.
HINT:
There is not enough clearance to completely remove the water pump pulley from the water pump shaft. Remove the water pump pulley together with the engine water pump assembly.
5. REMOVE ENGINE WATER PUMP ASSEMBLY
(a) Remove the 15 bolts, engine water pump assembly, water pump pulley and water pump gasket. |
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Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Navigation System: Extension Module Disconnected 2 (B1543)
DESCRIPTION If the radio receiver assembly cannot detect the navigation ECU for a certain period of time (90 seconds) after the engine switch is turned on (ACC) and the radio receiver assembly confirms that the information is missing by checking past navigation ECU recognition information (registere ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Name Plate: Removal
REMOVAL CAUTION / NOTICE / HINT HINT: When removing the name plates, heat the vehicle body and name plates using a heat light. Heating Temperature Item Temperature Vehicle Body 40 to 60°C (104 to 140°F) Name Plate 20 to 30°C (68 to 86°F) CAUTION:
Do not touch the heat ligh ...