4 cylinder engine
Withdrawal
Remove the oil pan.
Unscrew the fixing bolts, remove the oil pump.
Examination
Disassemble the oil pump. The maximum side clearance in the gearing can be 0.05-0.02 mm.
Check the backlash with a steel ruler and a flat feeler gauge. The maximum value is 0.15 mm.
Installation
Unscrew the inlet pipe from the pump cover and clean with gasoline.
Observe and insert the oil pump.
Tighten the fixing bolts to 10 Nm and 20 Nm respectively.
Install the crankcase oil pan.
Drain plug: Replace gasket, tighten bolt with 30 Nm.
5 cylinder engine
Withdrawal
The oil pump is located at the front in the engine block and is driven by a toothed belt. A special tool is required to remove the oil pump.
Loosen the V-belt of the pump, alternator and air conditioning compressor.
Unscrew the power steering pump and set aside with the hoses plugged.
Insert holder VAG-2084. Loosen the central bolt of the vibration damper using VAG-2079.
Remove toothed belt.
Caution: Do not turn crankshaft and camshaft any more.
Remove extractor with toothed belt pulley.
Remove the oil level dipstick.
Raise the car.
Drain engine oil.
Remove the oil pan.
Unscrew the oil intake pipe. Pre-bend the plate on the bolts.
Unscrew the oil pump.
Installation
Replace oil pump o-ring. Lightly grease the lips of the gasket and its outer edge. Press in gasket.
Replace oil pump only as a set.
On the oil pump gears, the designation points in the direction of the cover. If the cap shows signs of wear, it should be replaced.
Replace the oil pump gaskets, install the pump and tighten the bolts to 10 Nm.
Attention: For the oil inlet pipe bolts, use a new protective plate, bend the plate and lock the bolts.
Install the oil pan.
Install toothed belt.
Install the toothed belt guard. Install vibration damper. cover adjacent (to the crankshaft) surface with VAG AMV 188 001 02 sealing paste or Loctite 573 anti-corrosion agent.
Apply the same products to the vibration damper bolt.
Insert holder. Put the torque wrench on extension 2079, and it must be on the same axis with the torque wrench. Tighten the bolt to 350 Nm.
Attention: This torque value is valid only when using the VW-2079 extension.
Screw on the servomotor pump.
Install and tighten the V-belt.
Fill with oil, insert an oil level gauge.
Carry out a test drive and check the tightness of the oil pan.
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