Water Pump: Service and Repair

WATER PUMP ASSEMBLY (2TR-FE)

REPLACEMENT
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
2. REMOVE ENGINE UNDER COVER SUB-ASSEMBLY NO.1 (PRE RUNNER AND 4WD TYPE)
a. Remove the 4 bolts, then remove the engine under cover No.1.
3. DRAIN ENGINE COOLANT
4. REMOVE RADIATOR SUPPORT TO FRAME SEAL LH
5. REMOVE FAN SHROUD
6. REMOVE GENERATOR ASSEMBLY





7. REMOVE V-RIBBED BELT TENSIONER ASSEMBLY
a. Remove the 3 bolts, then remove the V-ribbed belt tensioner.





8. REMOVE WATER PUMP ASSEMBLY
a. Remove the 10 bolts, then remove the water pump and gasket.





9. INSTALL WATER PUMP ASSEMBLY
a. Install a new gasket, then install the water pump with the 10 bolts.
Torque:
21 Nm (214 kgf-cm, 15 ft. lbs.) for bolt A
9 Nm (92 kgf-cm, 80 inch lbs.) for bolt B





10. INSTALL V-RIBBED BELT TENSIONER ASSEMBLY
a. Provisionally install the V-ribbed belt tensioner with bolts A and B.
b. Tighten bolt B.
Torque: 40 Nm (408 kgf-cm, 30 ft. lbs.)
c. Tighten bolt A.
Torque: 21 Nm (214 kgf-cm, 16 ft. lbs.)
d. Check that the bolt holes of the V-ribbed belt tensioner and timing chain cover are aligned, and install bolt C.





e. Tighten bolt C.
Torque: 43 Nm (434 kgf-cm, 32 ft. lbs.)
11. INSTALL GENERATOR ASSEMBLY
12. INSTALL FAN SHROUD
13. INSTALL RADIATOR SUPPORT TO FRAME SEAL LH
14. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
Torque: 3.9 Nm (40 kgf-cm, 35 inch lbs.)
15. ADD ENGINE COOLANT
16. CHECK FOR ENGINE COOLANT LEAKAGE
17. INSTALL ENGINE UNDER COVER SUB-ASSEMBLY NO.1 (PRE RUNNER AND 4WD TYPE)
a. Install the engine under cover No.1 with the 4 bolts.
Torque: 30 Nm (306 kgf-cm, 22 ft. lbs.)