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Home >> Audi >> 2005 >> A8 Quattro >> Repair and Diagnosis >> External Pages >> Different car >> Section 3 (4.2L - Fuel Injection And Ignition, Engine Code(S): BVJ) >> 28 - Ignition/Glow plug System >> Ignition, servicing >> Ignition coils, removing and installing

Ignition coils, removing and installing

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Special tools, testers and auxiliary items required 

Fig 1: Puller T40039
GW00005140Courtesy of VOLKSWAGEN UNITED STATES, INC.

Removing from cylinders 1, 2 and 3 (cylinder bank 1): 

Fig 2: Identifying Bolts & Ignition Coils Electrical Harness Connectors
GW00018449Courtesy of VOLKSWAGEN UNITED STATES, INC.
Fig 3: Removing Ignition Coils Using Ignition Coil Puller T40039
GW00017984Courtesy of VOLKSWAGEN UNITED STATES, INC.

Removing cylinder 4 (cylinder bank 1): 

Fig 4: Identifying Mass Air Flow (MAF) Sensor Electrical Connector & Air Filter Box
GW00028720Courtesy of VOLKSWAGEN UNITED STATES, INC.
Fig 5: Air Filter Housing Screws
GW00029319Courtesy of VOLKSWAGEN UNITED STATES, INC.
Fig 6: Identifying Bolts & Ignition Coils Electrical Harness Connectors
GW00018449Courtesy of VOLKSWAGEN UNITED STATES, INC.
Fig 7: Removing Ignition Coils Using Ignition Coil Puller T40039
GW00017984Courtesy of VOLKSWAGEN UNITED STATES, INC.

Removing cylinders 5, 6, 7 and 8 (cylinder bank 2): 

Fig 8: Identifying Oil Dipstick, Bolts & Ignition Coils Electrical Harness Connectors
GW00018448Courtesy of VOLKSWAGEN UNITED STATES, INC.
Fig 9: Removing Ignition Coils Using Ignition Coil Puller T40039
GW00017984Courtesy of VOLKSWAGEN UNITED STATES, INC.

Installing 

Further installation is in reverse order of removal.

Torque specifications 

Component Nm
Wiring for ignition coils at cylinder head cover 5