For 1990-2009 cars

### Cleaning Procedure

1. Clean the crankshaft balancer in solvent that is compatible with the rubber.

Warning: Refer to Safety Glasses Warning in the Preface section.

2. Dry the crankshaft balancer with compressed air.

### Inspection Procedure

1. Inspect the exterior of the crankshaft balancer for the following:

• | Damage to the webs (1) between the hub and the drive belt inner pulley

• | Damage to the threaded holes (2)

• | Damage to the seating surface (3) for the crankshaft balancer bolt's washer

• | Wear or damage to the hub-to-crankshaft surface (4)

• | Wear, chunking or deteriorated rubber (5) between the drive belt inner and outer pulleys

• | Damage to the drive belt inner and/or outer pulley ribs (6)

2. Inspect the interior of the crankshaft balancer for the following:

• | Wear or damage to the hub-to-crankshaft surface (1)

• | Wear, grooves or damage to the hub sealing surface (2). A crankshaft balancer hub sealing surface with excessive scoring, grooves, rust or other damage must be replaced.

• | Bent, damage or missing crankshaft front oil seal shield (3)

• | Wear, chunking or deteriorated rubber (4) between the drive belt inner and outer pulleys

• | Damage to the drive belt inner and/or outer pulley ribs (5)

3. Repair or replace the crankshaft balancer as necessary.