Left Engine Mount, Removing And Installing, Vehicles From My 2014: Removing

WARNING: This page is about a different car, the 2014 Audi A8 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Noise Insulation

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-- Remove the front noise insulation -1-, refer to NOISE INSULATION, REMOVING AND INSTALLING .

-- Support the engine in its installed position, refer to ENGINE, SUPPORTING IN INSTALLED POSITION .

-- Remove the front section -1- of the left front wheel housing liner, refer to FRONT WHEEL HOUSING LINER, REMOVING AND INSTALLING .

Fig 2: Left Front Wheel Housing Liner

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-- Remove the connector -1- from the bracket and disconnect it.

Fig 3: Disconnect Connector Throttle Valve Control Module -J338- Free Up Wire, Free Up Wiring Harness From Cylinder Head Cover

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-- Free up the wiring harness -3- from the cylinder head cover.

NOTE: Ignore -item 2-.

-- Disconnect the connector -1- from the Throttle Valve Control Module -J338- and free up the wire.

Fig 4: Identifying Connector, Bolts And Air Hose Guide

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NOTE: Ignore items -2 and 3-.

-- Disconnect the connector -1- from the Engine Temperature Control Sensor -G694- and free up the wire.

Fig 5: Engine Temperature Control Sensor -G694- Component Location

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NOTE: Ignore -item 2-.

-- Disconnect the connector -3- from the Left Electrohydraulic Engine Mount Solenoid Valve -N144-.

Fig 6: Installed Location for the Electrohydraulic Engine Mount Solenoid Valve

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NOTE: Ignore items -1 and 2-.

-- Disconnect the connector -1- from the Oil Pressure Regulation Valve -N428- and free up the wire.

Fig 7: Oil Pressure Regulation Valve -N428-

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NOTE: Ignore -item 2-.

-- Disconnect the connector -2- from the Transmission Coolant Valve -N488-.

Fig 8: Transmission Coolant Valve -N488-

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NOTE: Ignore -item 2 and arrows-.

CAUTION:

There is a risk of destroying the transmission control module (Mechatronic) with static discharge.

Do not touch contacts in transmission connector with hands.

-- To discharge static electricity, touch the transmission housing (without wearing gloves).

-- Turn the twist lock counter-clockwise -arrow- and disconnect the connector from the transmission.

Fig 9: Disconnecting Connector On Transmission By Rotating Screw

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-- Free up the wiring harness on the transmission.

-- Turn the tensioning element clockwise using the TORX Socket - T60 T40087 -arrow- to release the tension on the ribbed belt.

Fig 10: Identifying Torx Socket T40087

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-- Remove the ribbed belt from the A/C compressor ribbed belt pulley.

-- Disconnect the connector -2- from the Engine Speed Sensor -G28- and free up the wires on the transmission.

Fig 11: Engine Speed Sensor -G28-

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-- Free up the wiring harness on the transmission.

NOTE: Ignore -item 1-.

-- Remove the connector -1- from the bracket and disconnect it.

Fig 12: Disconnecting Connector For Wiring To Air Conditioning Compressor Clutch Solenoid

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-- Free up the wiring harness and place it on the A/C compressor.

CAUTION:

Risk of damaging refrigerant lines and hoses.

Do not stretch, kink or bend refrigerant lines and hoses.

-- Remove the bolts -arrows-, pull the A/C compressor off of the bracket and tie it up toward the front.

-- Remove the left subframe bolt -2-.

Fig 13: Identifying Subframe Bolts (Tighten To Specifications)

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NOTE: The left subframe bolts -1 and 3- and all of the right subframe bolts remain installed.

-- Remove the connector -2- from the bracket and slightly press it to the side.

Fig 14: Identifying Electrohydraulic Engine Mount Solenoid Valve Connectors

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NOTE: Ignore -item 1-.

-- Disconnect the connector -3- from the Left Electrohydraulic Engine Mount Solenoid Valve -N144-.

Fig 15: Installed Location for the Electrohydraulic Engine Mount Solenoid Valve

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-- Remove the bolts -2-.

NOTE: Ignore -item 1-.

-- Remove the bolts -1 and 2- and move the retaining plate to the side.

Fig 16: Identifying Bolts

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-- Remove the engine mount.