Dodge Nitro. Manual - part 511

Fig. 19: Rotating Tensioner Arm Until It Contacts Its Stop Position 
Courtesy of CHRYSLER LLC 

3. Rotate the tensioner arm until it contacts its stop position. Route the belt around the idler and slowly let 

the tensioner rotate into the belt. Make sure the belt is seated onto all pulleys. 

Fig. 20: Identifying Belt Tensioner & Locking Tabs 
Courtesy of CHRYSLER LLC 

4. Remove the drift from the belt tensioner.  

INSTALLATION-3.7L 

 

2007 Dodge Nitro R/T 

2007 ENGINE Cooling - Nitro

  

Fig. 21: Automatic Tensioner Assembly 
Courtesy of CHRYSLER LLC 

1. Check condition of all pulleys. 

2. Install new belt. Route the belt around all pulleys except the idler pulley. Rotate the tensioner arm (1) 

until it contacts its stop position. Route the belt around the idler and slowly let the tensioner rotate into the 
belt. Make sure the belt is seated onto all pulleys.  

3. With the drive belt installed, inspect the belt wear indicator. On 3.7L Engines the gap between the tang 

and the housing stop (measurement A) must not exceed 24 mm (0.94 inches).  

4. Install combination washer reservoir/coolant recovery container. See INSTALLATION.  

INSTALLATION-4.0L 

1 - AUTOMATIC TENSIONER ASSEMBLY

CAUTION: When installing the accessory drive belt, the belt MUST be routed 

correctly. If not, the engine may overheat due to the water pump 
rotating in the wrong direction.

 

2007 Dodge Nitro R/T 

2007 ENGINE Cooling - Nitro

  

Fig. 22: Accessory Drive Belt Routing - 4.0L 
Courtesy of CHRYSLER LLC 

1. Rotate tensioner clockwise and position accessory drive belt over all pulleys.  

2. Gently release tensioner.  

3. Install combination coolant recovery/washer reservoir. See INSTALLATION.  

BELTS-DRIVE-POWER STEERING 

REMOVAL 

REMOVAL 

1 - GENERATOR
2 - IDLER PULLEY
3 - WATER PUMP PULLEY
4 - CRANKSHAFT PULLEY
5 - ACCESSORY DRIVE BELT TENSIONER
6 - A/C COMPRESSOR
7 - ACCESSORY DRIVE BELT

NOTE:

When installing accessory drive belt onto pulleys, make sure that belt is 
properly routed and all V-grooves make proper contact with pulleys.

 

2007 Dodge Nitro R/T 

2007 ENGINE Cooling - Nitro

  

Fig. 23: Removing/Installing Power Steering Belt 
Courtesy of CHRYSLER LLC 

1. Remove accessory drive belt. See REMOVAL.  

2. Position suitable tool between power steering belt (1) and power steering pulley (2) at the top of the 

pulley.  

3. Use a socket and ratchet to rotate the crankshaft clockwise.  

4. While rotating the crankshaft clockwise, walk the power steering belt (1) off of the power steering pulley 

(2).  

INSTALLATION 

INSTALLATION 

1 - POWER STEERING BELT
2 - POWER STEERING PULLEY
3 - ACCESS HOLE
4 - CRANKSHAFT PULLEY

 

2007 Dodge Nitro R/T 

2007 ENGINE Cooling - Nitro