WATER PUMP 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 Procedure After Parts Removed/Installed/Replaced
Replaced Part or Performed Procedure	Necessary Procedure	Effect/Inoperative Function when Necessary Procedure not Performed	Link
Disconnect cable from negative auxiliary battery terminal	Memorize steering angle neutral point	Lane departure alert system (w/ Steering Control)	Click here
		Simple intelligent parking assist system*1
		Toyota parking assist-sensor system*1
		Pre-collision system
	Initialize back door lock	Power door lock control system	Click here
Replacement of inverter with converter assembly	Resolver learning	DTCs are stored Slight vibration at a vehicle speed of 5 km/h (3 mph) or less Shock or vibration during acceleration	Click here
for SFI system Replacement of ECM	Perform Vehicle Identification Number (VIN) or frame number registration	MIL comes on	Click here
for SFI system Replacement of throttle body assembly Replacement of engine assembly Gas leak from exhaust system is repaired	Inspection After Repair	Poor idle, etc. Engine start function, etc.	Click here
Suspension, tires, etc. (The vehicle height changes because of suspension or tire replacement)	Initialize No. 1 headlight ECU sub-assembly LH	Automatic headlight beam level control system	Click here
Front wheel alignment adjustment	Clear zero point calibration data. Perform yaw rate and acceleration sensor zero point calibration.	DTCs are stored ABS warning light illuminates Brake warning light/yellow (minor malfunction) illuminates Slip indicator light illuminates VSC disabled or malfunctions	Click here
Replacement of hybrid vehicle transaxle assembly	Resolver learning Initialize resolver	DTCs are stored Slight vibration at a vehicle speed of 5 km/h (3 mph) or less Shock or vibration during acceleration	Click here

*1: When performing learning using the GTS.
Click here Click here

PROCEDURE

REMOVE ENGINE ASSEMBLY WITH TRANSAXLE

Click here
REMOVE ENGINE WATER PUMP ASSEMBLY
1. Disconnect the engine water pump assembly connector.
2. Remove the 5 bolts and engine water pump assembly from the timing chain cover sub-assembly.
3. Remove the gasket from the engine water pump assembly.