Oil Pump - Removal
Oil Pump
NOTICE: During engine repair procedures, cleanliness is extremely important. Any foreign material, including any material created while cleaning gasket surfaces, that enters the oil passages, coolant passages or the oil pan can cause engine failure.
NOTE: The engine comes equipped with either a composite RH timing chain guide requiring the timing chain to ride on the outer side of the guide or a stamped steel RH timing chain guide requiring the timing chain to ride on the inner side of the guide. All replacement RH timing chain guides will be the stamped steel design.
All engines
1. Remove the engine front cover. For additional information, refer to Engine Front Cover Removal.
Engines with composite RH timing chain guide
2. Rotate the crankshaft clockwise and align the timing marks on the VCT assemblies as shown.
Engines with stamped steel RH timing chain guide
3. Rotate the crankshaft clockwise and align the timing marks on the Variable Camshaft Timing (VCT) assemblies as shown.
All engines
4. NOTE: The Camshaft Holding Tool will hold the camshafts in the Top Dead Center (TDC) position.
Install the Camshaft Holding Tool onto the flats of the LH camshafts.
5. NOTE: The Camshaft Holding Tool will hold the camshafts in the TDC position.
Install the Camshaft Holding Tool onto the flats of the RH camshafts.
6. Remove the 3 bolts and the RH VCT housing.
7. Remove the 3 bolts and the LH VCT housing.
8. Remove the 2 bolts and the primary timing chain tensioner.
9. Remove the primary timing chain tensioner arm.
10. Remove the 2 bolts and the lower LH primary timing chain guide.
11. Remove the primary timing chain.
12. Remove the crankshaft timing chain sprocket.
13. Remove the 2 oil pump screen and pickup tube bolts.
14. Remove the 3 oil pump bolts.
- Rotate the oil pump clockwise and separate the oil pump from the oil pump screen and pickup tube.
- Remove the oil pump.
- Discard the oil pump screen and pickup tube O-ring seal.
