Diesel engine cooling and lubrication system Volkswagen Passat B6

Motor oil
Amount of oil to be poured: with oil filter: 4.0 l; without oil filter: 3.5 l. Checking the engine oil level Fig. 2.322. Probe: 1 – Min mark; 2 – Max mark; a – marking area min....

Removal and installation the oil pump (for chain-driven balance shaft module)
Note: If a large amount of metal shavings or wear marks are found in the engine during repair, this may be due to damage to the crankshaft and connecting rod bearings. To avoid...

Removal and installation the oil pan
Removal Remove the sound insulation. Place an oil suction device under the engine and drain the engine oil. Note: Please observe the disposal regulations. Disconnect the plug from...

Checking oil pressure and oil pressure sensor
Verification procedure Remove the oil pressure sensor and screw it into the pressure gauge. Fig. 2.328. Pressure gauge connection diagram Screw the oil pressure gauge into the oil...

Checking the cooling system for leaks
Caution: When opening, hot steam may be released from the expansion tank, wrap the cap with a rag and open the tank. Open the cap of the expansion tank of the cooling system. Fig....

Checking the pressure reducing valve in the expansion tank cap
Fig. 2.185. Checking the pressure reducing valve in the expansion tank cap Install the cooling system tester with the cooling system adapter on the cover (fig. 2.185). Create an...

Checking the oil radiator for leaks
Verification procedure Remove the noise insulation screen. Clamp the feed and return hoses from the oil radiator with hose clamps up to ∅ 25 mm. Fig. 2.332. Cooling system hose...

Draining and filling the coolant
Drain Open the cap of the expansion tank of the cooling system. Caution: When opening, hot steam may be released from the expansion tank, wrap the cap with a rag and open the...

Removal and installation of fans with brackets
Removal Remove the sound insulation. Remove the intake air guide from the air filter. Place the radiator frame in the service position. Fig. 2.199. Fan bracket mounting bolts...

Removal and installation the water pump
Removal Drain the coolant. Note: Gaskets and O-rings must be replaced. Remove the poly V-belt. Remove the timing belt. Fig. 2.189. Water pump components Remove the water pump...

Removal and installation the thermostat
Removal Disconnect the plug from the coolant temperature sensor at the radiator outlet. Note: Gaskets and O-rings must be replaced. Note: Drain the coolant. Note: Remove the...

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