Water Pump: Service and Repair

WATER PUMP

COMPONENTS (Part 1):

COMPONENTS (Part 2):

REMOVAL
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
2. REMOVE FRONT WHEEL OPENING EXTENSION PAD RH
3. REMOVE FRONT WHEEL OPENING EXTENSION PAD LH
4. REMOVE ENGINE UNDER COVER RH
5. REMOVE ENGINE UNDER COVER LH
6. DRAIN ENGINE COOLANT
7. REMOVE FRONT FENDER APRON SEAL RH
8. REMOVE NO. 2 ENGINE MOUNTING STAY RH
9. REMOVE ENGINE MOVING CONTROL ROD SUB-ASSEMBLY
10. REMOVE NO. 2 ENGINE MOUNTING BRACKET RH
11. REMOVE V-RIBBED BELT
12. REMOVE GENERATOR ASSEMBLY

13. REMOVE WATER PUMP PULLEY
(a) Using SST, remove the 4 bolts and water pump pulley.
SST 09960-10010 (09962-01000, 09963-00700)

14. REMOVE WATER PUMP ASSEMBLY
(a) Remove the clamp of the crankshaft position sensor from the water pump.
(b) Disconnect the wire of the crankshaft position sensor from the clamp bracket.

(d) Using a screwdriver, pry between the water pump and cylinder block, and then remove the water pump.

HINT: Tape the screwdriver tip before use.

NOTICE: Be careful not to damage the contact surfaces of the water pump and cylinder block.

INSPECTION

1. INSPECT WATER PUMP ASSEMBLY
(a) Visually check the drain hole and air hole for coolant leakage.
If leakage is found, replace the water pump assembly.

(b) Turn the pulley, and then check that the water pump bearing moves smoothly without making a "click" sound.
If it does not move smoothly, replace the water pump assembly.

INSTALLATION
1. INSTALL WATER PUMP ASSEMBLY
(a) Remove any old seal packing material from the contact surface.

(b) Apply a continuous line of seal packing as shown in the illustration.
Seal packing: Toyota Genuine Seal Packing Black, Three Bond 1207B or Equivalent
Standard seal diameter: 2.2 to 2.5 mm (0.09 to 0.10 inch)

NOTICE:
- Remove any oil from the contact surface.
- The parts must be set within 3 minutes after applying seal packing. Otherwise, the material must be removed and reapplied.

(d) Install the wire of the crankshaft position sensor onto the clamp bracket.
(e) Install the clamp of the crankshaft position sensor onto the water pump.

2. INSTALL WATER PUMP PULLEY
(a) Using SST, install the water pump pulley with the 4 bolts.
SST 09960-10010 (09962-01000, 09963-00700)
Torque: 26 Nm (265 kgf-cm, 19 ft. lbs.)
3. INSTALL GENERATOR ASSEMBLY
4. INSTALL V-RIBBED BELT
5. INSTALL NO. 2 ENGINE MOUNTING BRACKET RH
6. INSTALL ENGINE MOVING CONTROL ROD SUB-ASSEMBLY
7. INSTALL NO. 2 ENGINE MOUNTING STAY RH
8. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
9. ADD ENGINE COOLANT
10. CHECK FOR ENGINE COOLANT LEAKS
11. INSTALL ENGINE UNDER COVER LH
12. INSTALL ENGINE UNDER COVER RH
13. INSTALL FRONT WHEEL OPENING EXTENSION PAD RH
14. INSTALL FRONT WHEEL OPENING EXTENSION PAD LH