For 1990-2009 cars

## Oil Filter Adapter and Bypass Valve Assembly Replacement Without Oil Cooler

### Removal Procedure

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
2. Remove the oil filter. Refer to Engine Oil and Oil Filter Replacement .
3. Remove oil filter bypass hole plug.
4. Insert a flat-bladed tool into the oil filter bypass hole and force the bypass valve (1) out.
5. Remove the oil filter bypass valve.
6. If necessary, remove the oil filter fitting.

### Installation Procedure

Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

1. If removed, install the oil filter fitting.

Tighten
Tighten the oil filter fitting to 39 N·m (29 lb ft).

2. Install the oil filter bypass valve (1).
3. Install the oil filter bypass valve (1) to the proper depth.
4. Install oil filter bypass hole plug.

Tighten
Tighten the oil filter bypass hole plug to 19 N·m (14 lb ft).

5. Install the oil filter. Refer to Engine Oil and Oil Filter Replacement .
6. Lower the vehicle.
7. Add engine oil as necessary. Refer to Engine Oil and Oil Filter Replacement .

## Oil Filter Adapter and Bypass Valve Assembly Replacement With Oil Cooler

### Removal Procedure

1. Drain the engine coolant from the cooling system. Refer to Cooling System Draining and Filling in Engine Cooling.
2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
3. Remove the oil filter. Refer to Engine Oil and Oil Filter Replacement .
4. Remove the oil cooler. Refer to Engine Oil Cooler Replacement .
5. Remove oil filter bypass hole plug.
6. Insert a flat-bladed tool into the oil filter bypass hole and force the bypass valve out.
7. Remove the oil filter bypass valve (1).
8. If necessary, remove the oil filter fitting.

### Installation Procedure

Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

1. If removed, install the oil filter fitting.

Tighten
Tighten the engine block fitting to 39 N·m (29 lb ft).

2. Install the oil filter bypass valve (1).
3. Install the oil filter bypass valve (1) to the proper depth.
4. Install oil filter bypass hole plug.

Tighten
Tighten the oil filter bypass hole plug to 19 N·m (14 lb ft).

5. Install the oil cooler. Refer to Engine Oil Cooler Replacement .
6. Install the oil filter. Refer to Engine Oil and Oil Filter Replacement .
7. Lower the vehicle.
8. Add engine oil as necessary. Refer to Engine Oil and Oil Filter Replacement .
9. Fill the cooling system with engine coolant. Refer to Cooling System Draining and Filling in Engine Cooling.