Sealing Flange, Removing And Installing, Belt Pulley Side: Removing

WARNING: This page is about a different car, the 2015 Audi Q7, 2014 Audi Q7, and 2013 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Connector And Bolt

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-- Drain the coolant. Refer to COOLANT, DRAINING AND FILLING .

-- Remove the vibration damper. Refer to VIBRATION DAMPER, REMOVING AND INSTALLING .

-- Disconnect the connector -1- and remove the EGR Cooler Switch-Over Valve -N345- from the mount.

-- Disconnect the connector -2-.

-- Remove the bolt -3-.

-- Remove the Exhaust Gas Recirculation (EGR). Refer to EXHAUST GAS RECIRCULATION (EGR) COOLER, REMOVING AND INSTALLING .

-- Remove the ribbed belt tensioner. Refer to RIBBED BELT TENSIONER, REMOVING AND INSTALLING .

-- Remove the front coolant pipe. Refer to FRONT COOLANT PIPE ON ENGINE, REMOVING AND INSTALLING .

-- Remove the oil filter element.

-- Remove the bolt -1- and the oil dipstick tube.

Fig 2: Bolt -2- For The Oil Dipstick Guide Tube

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NOTE:

Ignore items -2 and 3-.

-- Remove the bolts -arrows- for the coolant pump ribbed belt pulley using a Wrench - Pin Type3212 to counterhold.

Fig 3: Bolts And Wrench - Pin Type 3212

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-- Remove the bolts and remove the ribbed belt pulley.

-- Disconnect the connector -1- on the Oil Temperature Sensor 2 -G664-.

Fig 4: Identifying Connector

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NOTE:

Ignore item -2-.

-- Disconnect the connectors -2, 3 and 4-.

Fig 5: Identifying Bolt And Clamp

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-- Remove the bolt -arrow-.

-- Loosen the clamp -1- and remove the coolant hose.

-- Remove the cover -1-.

Fig 6: Identifying Cover And Bolt

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-- Remove the bolt -2- and remove the idler roller.

-- Remove the engine oil cooler thermostat. Refer to ENGINE OIL COOLER THERMOSTAT, REMOVING AND INSTALLING .

-- Loosen and remove the bolts in the following sequence: -23 to 1-.

Fig 7: Identifying Bolt Sequence

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-- Remove the upper coolant hose -arrow- from the belt pulley side sealing flange and then remove the sealing flange.

-- Remove the crankshaft seal on the removed sealing flange.