Oil pump installation details on 1.5L models
1 - Full flow oil filter; 2 - Drain plug; 3 - Sealing washer; 4 - Oil pan; 5 - Oil intake with mesh filter; 6 - Sealing gasket; 7 - Pressure reducing valve plug; 8 - Sealing washer; 9 - Pressure reducing valve spring; 10 - Plunger of the pressure reducing valve; 11 - Seal; 12 - Pump assembly body; 13 - Sealing gasket; 14 - Pump housing cover; 15 - Pump outer rotor; 16 - Inner rotor of the pump
Oil pump installation details for 1.8L models
1 - Full flow oil filter; 2 - Drain plug; 3 - Sealing washer; 4 - Oil pan; 5 - Oil intake with mesh filter; 6 - Sealing gasket; 7 - Pressure reducing valve plug; 8 - Pressure reducing valve spring; 9 - Plunger of the pressure reducing valve; 10 - Seal; 11 - Pump assembly body; 12 - Sealing ring; 13 - Pump housing cover; 14 - Outer rotor of the pump; 15 - Inner rotor of the pump
Oil Pump Installation Details on 3.0L Models
1 - Right transmission stand; 2 - Left transmission stand; 3 - Oil pressure switch; 4 - Oil filter; 5 - Oil filter support bracket; 6 - Oil filter bracket sealing gasket; 7 - Drain plug; 8 - Sealing washer; 9 - Oil pan; 10 - Oil intake with mesh filter; 11 - Sealing gasket; 12 - Plug; 13 - Pressure reducing valve spring; 14 - Plunger of the pressure reducing valve; 15 - Crankshaft oil seal; 16 - Oil pump housing; 17 - Sealing gasket; 18 - Oil pump cover; 19 - Oil pump outer rotor; 20 - Inner rotor of oil pump
Oil Pump Installation Details for 3.5L Models
1 - Oil pressure gauge block; 2 - Oil filter; 3 - Oil filter support bracket; 4 - Sealing gasket; 5 - Drain plug; 6 - Sealing washer; 7 - Lower section of the oil pan; 8 - Lid; 9 - Upper section of the oil pan; 10 - Oil reflector plate; 11 - Oil intake; 12 - Sealing gasket; 13 - Oil deflector plate; 14 - Plug; 15 - Pressure reducing valve spring; 16 - Plunger of the pressure reducing valve; 17 - Crankshaft oil seal; 18 - Oil pump housing; 19 - Sealing ring; 20 - Oil pump cover; 21 - Oil pump outer rotor; 22 - Inner rotor of oil pump; N - Replace
Engines 1.5 l and 1.8 l
Removal
1. The installation details of the oil pump on the 1.5L and 1.8L models are shown in the illustrations.
2. Disconnect the negative cable from the battery.
If your car stereo system is equipped with a security code, make sure you have the correct combination to activate the audio system before disconnecting the battery!
3. Jack up the car and place it on supports.
4. Drain the engine oil.
5. Support the engine with a trolley jack (to distribute the load, place a wooden block between the jack head and the oil pan).
6. Remove the front powertrain suspension bracket and accessory drive belts.
7. Remove the upper and lower sections of the timing cover.
8. Remove the timing belt (see Section Removal and installation the timing belt cover and timing belt) and the crankshaft gear.
9. Remove the oil pan (see Section Removal and installation the engine oil pan) and an oil intake with a mesh filter (don't forget about the gaskets).
10. Unscrew the bolts securing the front cover (housing) of the pump - please note that the bolts are of different lengths and during assembly must be installed strictly in their original places.
11. Remove the pump assembly.
12. Remove the rear cover of the pump assembly.
13. Remove the inner and outer rotors from the pump housing.
Installation
1. Thoroughly clean the mating surfaces of the pump assembly components and the engine block, completely removing traces of old sealant from them. Finally, wipe the surfaces with a rag soaked in acetone.
2. Generously lubricate both pump rotors with clean engine oil and install them into the pump assembly housing, ensuring that the components rotate in the correct direction.
3. Install the rear cover of the pump. Screw in the mounting bolts and tighten them to the required torque (10 Nm).
4. Lubricate the components of the pressure reducing valve with engine oil and install them in the required order in their regular place. Screw in the plug and tighten it with the required force (45 N·m).
5. Replace the front crankshaft oil seal, generously lubricating the sealing lips of the new element with clean engine oil.
6. After replacing the gasket, install the pump assembly on the engine block. Screw in the mounting bolts and tighten them to the required torque (14 N·m).
7. Install the oil intake with mesh filter, tighten the mounting bolts to 19 Nm.
8. Install the oil pan in place (see Section Removal and installation the engine oil pan).
9. Install the crankshaft timing belt and timing gear (see Section Removal and installation the timing belt cover and timing belt). Install the timing belt covers. Install the drive belts and the front powertrain mount bracket.
10. Fill the engine with fresh engine oil of the appropriate grade, adjusting its level correctly.
11. Connect the negative cable to the battery. Start the engine and check for signs of developing leaks.
Engines 1.6 l, 2.0 l and 2.4 l
After dismantling the pump, its cavity should be filled with technical petroleum jelly before installation - do not use any alternative lubricants!
Removal
1. Disconnect the negative cable from the battery.
If your car stereo system is equipped with a security code, make sure you have the correct combination to activate the audio system before disconnecting the battery!
2. Bring the engine to the TDC position of the end of the compression stroke of the piston of the first cylinder.
3. Jack up the car and place it on supports. Drain the engine oil.
4. Support the engine with a trolley jack (to distribute the load, place a wooden block between the jack head and the oil pan).
5. Remove the front powertrain suspension support bracket and accessory drive belts.
6. Remove the upper and lower sections of the timing cover.
7. Remove the timing belt (see Section Removal and installation the timing belt cover and timing belt) and the crankshaft gear.
8. Disconnect the electrical wiring and remove the oil pressure gauge sensor.
9. Remove the full flow oil filter and its support bracket.
10. Remove the oil pan (see Section Removal and installation the engine oil pan) and the oil intake with a mesh filter, - do not forget to remove the sealing gaskets as well.
11. Using special tool MD998162, remove the plug from the front engine cover.
12. Unscrew the plug from the engine block wall, - insert a Phillips screwdriver with an 8 mm diameter blade into the freed hole in order to secure the balancing shaft.
13. Unscrew the bolt securing the driven gear of the pump to the balancing shaft.
14. Remove the bolts securing the front cover of the pump assembly.
If necessary, the balancing shaft can be removed together with the pump cover.
15. Remove the pump cover located behind the front engine cover. Remove the drive and driven gears from the pump assembly.
Installation
1. Thoroughly rinse and dry the removed components. Place the gears in the front pump casing and manually check their freedom of rotation. Make sure there is no edge wear on the surfaces of the covers that contact the gears.
2. Thoroughly clean the mating surfaces of the pump assembly components and the engine block, completely removing traces of old sealant from them. Finally, wipe the surfaces with a rag soaked in acetone.
3. Achieve correct alignment of the installation marks, place the driving and driven gears in their regular places in the front section of the pump assembly housing.
4. Install the pump cover. Screw in the mounting bolts and tighten them to the required torque (18 Nm).
5. Using a suitable drift, seat the new crankshaft oil seal into the front housing.
6. Install a new gasket for the front section of the pump housing. To protect the seal from damage, fit the guide tool MD998285 onto the front crankshaft journal - lightly lubricate the outer edge of the guide with engine oil.
7. Press the front section of the pump assembly onto the gasket, temporarily tightening it with the mounting bolts.
8. After replacing the gasket, install the oil filter on the support bracket. Screw in the mounting bolts (don"t forget to put washers underneath) and tighten them to the required torque (19 Nm).
9. Using an 8mm Phillips screwdriver, insert it into the hole in the block to secure the balance shaft.
10. Place the pump drive gear on the left balance shaft journal and tighten its mounting bolt to 37 Nm.
11. After placing a new sealing ring into the groove on the front section of the housing, install the plug, tightening it to 24 N·m using the special head MD998162.
12. After replacing the gasket, reinstall the oil intake.
13. After thoroughly wiping the mating surfaces and applying a bead of sealant, install the oil pan onto the engine block (see Section Removal and installation the engine oil pan). Secure the tray with holders, tightening the mounting bolts of the latter with a force of 7 Nm.
14. Install the oil pressure gauge unit and switch, restore the original wiring connection.
15. Install the oil cooler, screw in the mounting bolts and tighten them to the required torque (43 Nm).
16. Finally tighten the front section pump housing mounting bolts to the required torque.
17. Install a new oil filter.
18. Fill the engine with the required amount of motor oil of the required grade.
19. Connect the negative cable to the battery.
20. Check the oil pressure and ensure there are no signs of developing oil leaks.
Engines 3.0 l
Removal
1. Oil pump installation details on 3.0L models are shown in the illustration.
2. Disconnect the negative cable from the battery.
If your car stereo system is equipped with a security code, make sure you have the correct combination to activate the audio system before disconnecting the battery!
3. Jack up the car and place it on supports.
4. Drain the engine oil.
5. Support the engine with a trolley jack (to distribute the load, place a wooden block between the jack head and the oil pan).
6. Remove the front powertrain suspension bracket and accessory drive belts.
7. Remove the upper and lower sections of the timing cover.
8. Remove the timing belt (see Section Removal and installation the timing belt cover and timing belt) and the crankshaft gear.
9. Remove the oil pan (see Section Removal and installation the engine oil pan) and an oil intake with a mesh filter (don't forget about the gaskets).
10. Unscrew the bolts securing the front cover (housing) of the pump - please note that the bolts are of different lengths and during assembly must be installed strictly in their original places.
11. Remove the pump assembly.
12. If necessary, remove the rear cover of the pump assembly and remove the inner and outer rotors from the pump body.
Installation
1. Thoroughly clean the mating surfaces of the pump assembly components and the engine block, completely removing traces of old sealant from them. Finally, wipe the surfaces with a rag soaked in acetone.
2. Generously lubricate both pump rotors with clean engine oil and install them into the pump assembly housing, ensuring that the components rotate in the correct direction.
3. Install the rear cover of the pump. Screw in the mounting bolts and tighten them to the required torque (10 Nm).
4. Lubricate the components of the pressure reducing valve with engine oil and install them in the required order in their regular place. Screw in the plug and tighten it with the required force (45 N·m).
5. Replace the front crankshaft oil seal, generously lubricating the sealing lips of the new element with clean engine oil.
6. After replacing the gasket, install the pump assembly on the engine block. Screw in the mounting bolts and tighten them to the required torque (14 N·m).
7. Install the oil intake with mesh filter, tighten the mounting bolts to 19 Nm.
8. Install the oil pan in place (see Section Removal and installation the engine oil pan).
9. Install the crankshaft timing belt and timing gear (see Section Removal and installation the timing belt cover and timing belt). Install the timing belt covers.
10. Install the drive belts and front powertrain mount bracket.
11. Fill the engine with fresh engine oil of the appropriate grade, adjusting its level correctly.
12. Connect the negative cable to the battery. Start the engine and check for signs of developing leaks.
3.5L engines
Removal
1. Oil pump installation details on 3.5L models are shown in the illustration.
2. Disconnect the negative cable from the battery.
If your car stereo system is equipped with a security code, make sure you have the correct combination to activate the audio system before disconnecting the battery!
3. Jack up the car and place it on supports.
4. Drain the engine oil.
5. Remove the wheel arch protection liner.
6. Remove the oil filter adapter.
7. Remove the upper and lower sections of the oil pan.
8. Remove the lower oil deflector plate, oil pickup and upper oil deflector plate.
9. Unscrew the mounting bolts and remove the oil pump housing.
10. Remove the oil pump cover.
11. Mark the installation position of the rotors, then remove them from the pump assembly.
12. Remove the crankshaft oil seal from its seat in the oil pump housing casting.
Installation
1. Thoroughly clean the mating surfaces of the pump assembly components and the engine block, completely removing traces of old sealant from them. Finally, wipe the surfaces with a rag soaked in acetone.
2. Place the new crankshaft oil seal into the receiving socket in the oil pump housing.
3. Lubricate the rotors with clean engine oil, align the timing marks, then install the components into the pump assembly housing.
4. Install the pump cover, screw in the mounting bolts and tighten them to the required torque (10 Nm).
5. Apply a 3 mm thick bead of sealant to the mating surface of the pump assembly. Press the pump to the engine block, screw in the mounting bolts and tighten them to the required torque (14 N·m).
6. Install the upper oil deflector plate and oil intake (remember to replace the gasket). Tighten the plate mounting bolts to 10 N·m, the oil intake bolts to 18 N·m.
7. Place the lower oil deflector plate into the upper section of the oil pan. Screw in the mounting bolts and tighten them to the required torque (11 N·m).
8. Install the oil pan sections onto the engine block (see Section Removal and installation the engine oil pan).
9. After replacing the gasket, install the oil filter adapter - the large mounting bolts are tightened with a force of 41 N·m, the smaller ones - 23 N·m.
10. Install the timing belt (see Section Removal and installation the timing belt cover and timing belt) and timing belt covers.
11. Install the drive belts and front powertrain mount bracket.
12. Fill the engine with fresh engine oil of the appropriate grade, adjusting its level correctly (see Chapter Settings and ongoing maintenance).
13. Connect the negative cable to the battery.
14. Start the engine and check for signs of developing leaks.