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Home >> Audi >> 2012 >> Q7 3.0 TDI >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (3.0L - Cylinder Head & VALVETRAIN - Engine Code(S): CJTB, CJTC, CNAA, CJWB, CJWC, CJWE, CTWA, CTWB) >> 15 Cylinder Head, VALVETRAIN >> Chain Drive >> Lower Timing Chain Cover, Removing And Installing >> Removing

Lower Timing Chain Cover, Removing And Installing: Removing

WARNING: This page is about a different variant/trim than selected.

-- Remove the upper coolant pipe. Refer to UPPER COOLANT PIPE, REMOVING AND INSTALLING .

NOTE:

When installing, bring all cable ties back to same positions.

-- Remove the oil filter housing. Refer to OIL FILTER HOUSING, REMOVING AND INSTALLING .

-- Remove the drive plate. Refer to DRIVE PLATE, REMOVING AND INSTALLING .

-- Remove the left and right timing chain covers. Refer to LEFT AND RIGHT TIMING CHAIN COVER, REMOVING AND INSTALLING .

-- Disconnect the connector -3- from the Engine Speed Sensor -G28-.

Fig 1: Identifying RPM Sensor, Cover And Bolt
GWWA28-10052Courtesy of AUDI OF AMERICA, LLC
NOTE:

Ignore items -1 and 2-.

-- Remove the bolts from the left timing chain guard -3- and remove the bracket.

Fig 2: Electrical Connectors On Left Rear Of Engine
GWWA15-10926Courtesy of AUDI OF AMERICA, LLC
NOTE:

Ignore items -1 and 2-.

-- Remove the bolts from the right timing chain guard -1- and remove the bracket.

Fig 3: Connector & Knock Sensor (KS)
GWWA15-10927Courtesy of AUDI OF AMERICA, LLC
NOTE:

Ignore items -2 and 3-.

-- Remove the bolts -arrows-.

Fig 4: Identifying Lower Timing Chain Cover Bolt Loosening And Tightening Sequence
GWWA15-10503Courtesy of AUDI OF AMERICA, LLC

-- Loosen and remove the bolts -1 through 10- in a diagonal sequence.

-- Carefully separate the timing chain guard lower section from the bond.

-- Press the transmission side of the crankshaft shaft seal out of the lower timing chain cover.