Balance Shafts

WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.

Drain engine oil.

Remove the oil pan. (Refer to ENGINE/LUBRICATION/OIL PAN - REMOVAL)

Fig 1: Chain Cover, Guide and Tensioner

Courtesy of DAIMLERCHRYSLER CORP.

1 - STUD

2 - TENSIONER (ADJUSTER)

3 - GEAR COVER

4 - ADJUST SCREW

5 - PIVOT SCREW

6 - CHAIN COVER (CUTAWAY)

7 - GUIDE

Remove chain cover, guide and tensioner. See Fig 1. Also see REMOVAL for service procedures requiring only temporary relocation of assembly.

Fig 2: Drive Chain and Sprockets

Courtesy of DAIMLERCHRYSLER CORP.

1 - NICKEL PLATED LINK AND MARK

2 - GEAR/SPROCKET SCREWS

3 - NICKEL PLATED LINK AND DOT

Remove gear cover retaining stud (double ended to also retain chain guide). Remove cover and balance shaft gears. See Fig 1.

Remove balance shaft gear, chain sprocket retaining screws, and crankshaft chain sprocket. Remove chain and sprocket assembly. See Fig 2. Using two wide pry bars, work the sprocket back and forth until it is off the shaft.

Fig 3: Gear Cover and Gears

Courtesy of DAIMLERCHRYSLER CORP.

1 - STUD (DOUBLE ENDED)

2 - DRIVE GEAR

3 - DRIVEN GEAR

4 - CARRIER DOWEL

5 - GEAR(S)

6 - GEAR COVER

Fig 4: Balance Shaft - Removal/Installation

Courtesy of DAIMLERCHRYSLER CORP.

1 - REAR COVER

2 - CARRIER

3 - BALANCE SHAFT

Remove carrier gear cover and balance shafts. See Fig 3.
Remove four carrier to crankcase attaching bolts to separate carrier from engine bedplate.