Oil Pump: Service and Repair

REMOVAL PROCEDURE





1. Disconnect the negative battery cable.

CAUTION: Refer to Battery Disconnect Caution in Service Precautions.

2. Remove the engine oil pan. Refer to Oil Pan Replacement
3. Remove the balance shaft chain cover.





4. Remove the balance shaft chain tensioner assembly.
5. Remove the oil pump cover.
6. Remove the oil pump.

INSTALLATION PROCEDURE





1. Install the oil pump

2. Install the oil pump cover to balance shaft housing.
^ Tighten the long bolts to 12 Nm (106 inch lbs.).
^ Tighten the short bolts to 10 Nm (89 inch lbs.).

NOTICE: Refer to Fastener Notice in Service Precautions.





3. Install the balance shaft chain tensioner.

4. Adjust the balance shaft drive chain tension by inserting a 1 mm (0.40 inch). Brass feeler gauge between the chain guide and the chain.

IMPORTANT: A brass feeler gauge needs to be used to ensure correct measurements are obtained. If a steel gauge is used, it, will not bend to conform to the guide and will not allow for correct measurements.

5. Press the guide against the chain using about 3 pounds of force.
6. Tighten the chain tensioner.
^ Tighten the bolt to 13 Nm (115 inch lbs.).

7. Install the oil pan gasket and the oil pan. Refer to Oil Pan Replacement.
8. Connect the negative battery cable.