Dodge Nitro. Manual — part 533

Fig. 94: Identifying Water Pump
Courtesy of CHRYSLER LLC

1. Clean mating surfaces of water pump housing and engine block as necessary.

2. Place new O-ring in groove in water pump housing. Install water pump and retaining bolts. Torque bolts

to 24 N.m (212 in. lbs.).

3. Install the water pump torque the water pump bolts to 32 Nm (23 ft. lbs.)

Fig. 95: Removing/Installing Inner Front Cover
Courtesy of CHRYSLER LLC

Install the inner front cover.

2007 Dodge Nitro R/T

2007 ENGINE Cooling - Nitro

Fig. 96: Removing/Installing Timing Belt
Courtesy of CHRYSLER LLC

Install the timing belt.

Fig. 97: Identifying Outer Front Cover & Crankshaft Damper
Courtesy of CHRYSLER LLC

Install the outer front cover (2).

4. Install the crankshaft damper (1).

2007 Dodge Nitro R/T

2007 ENGINE Cooling - Nitro

Fig. 98: Identifying Upper Front Cover & Lifting Bracket
Courtesy of CHRYSLER LLC

5. Install the upper front cover.

6. Install the lifting bracket.

7. Install the fan. See INSTALLATION.

8. Refill cooling system. See STANDARD PROCEDURE.

9. Connect negative battery cable.

INSTALLATION-3.7L ENGINE

2007 Dodge Nitro R/T

2007 ENGINE Cooling - Nitro

Fig. 99: View Of Water Pump & Bolt Tightening Sequence - 3.7L
Courtesy of CHRYSLER LLC

The water pump (1) on 3.7L engines is bolted directly to the engine timing chain case cover (2).

1. Clean gasket mating surfaces.

2. Using a new gasket, position water pump and install mounting bolts as shown. See Fig. 99. Tighten water

pump mounting bolts to 54 N.m (40 ft. lbs.) torque.

3. Spin water pump to be sure that pump impeller does not rub against timing chain case/cover.

4. Connect radiator lower hose to water pump.

1 - WATER PUMP
2 - TIMING CHAIN COVER

2007 Dodge Nitro R/T

2007 ENGINE Cooling - Nitro