Audi A4 1.8T, 2.0T, 2.4, 2.7T, 3.2 2006 Repair Manual OEM (P/N C4085-91017)
Audi Models Covered & Key Technical Specifications
Models: Audi A4
Sub-models / Variants: 2.0 Liter 4-Cyl. 4V Turbo
Model Years: 2002–2008
Technical Data:
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Engine codes: BGB, BPG, BWE, BUL, BYK, BPJ, BWT
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Engine displacement: 1.984 ltr
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Cylinder bore: 82.5 mm
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Stroke: 92.8 mm
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Compression ratio: 10.3–10.5
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Ignition sequence: 1-3-4-2
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Knock sensor torque: 20 Nm
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Fuel pressure sensor torque: 15 Nm
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Flywheel bolt torque: 60 Nm + 90° or 60 Nm + 180° (varies by bolt length)
Audi Manual Features & Content Preview
- Covers the 2002–2008 Audi A4 equipped with 2.0L 4-cylinder 4V Turbo engines (BPG and BWT engine codes).
- Original OEM publication reference: Part No. C4085-91017.
- Contains 162 exploded-view figures, 8 detailed torque specification tables, and clear engine assembly workflows.
Engine Mechanical and Assembly Details
This 100-page technical reference provides the exact specifications needed for servicing the 2.0L turbo assembly. Whether you are a professional mechanic or an experienced DIYer, having direct access to factory data streamlines complex jobs like belt tensioning and sealing flange replacement. Because it is an instant download, you can skip the shipping wait and bring these specifications straight to your workbench right now.
The documentation maps out the removal and installation parameters for major sub-assemblies. You will find precise overviews for the lock carrier, toothed belt drive systems, and vital sensors including the MAF, coolant temperature, and oil pressure units. Working on high-pressure fuel injection components and turbochargers demands strict adherence to safety protocols and cleanliness standards to prevent system contamination or personal injury during pressure release.
Technical Specifications and Data
Eliminate guesswork with organized engine identification and performance baselines. The manual lists the BPG code output at 147 kW at 5700 rpm with a 10.5 compression ratio. It also details references for the intake air temperature sensor G42 and throttle valve control module J338 for advanced diagnostic review. Tightening sequences are laid out step-by-step: knock sensors are specified at 20 Nm, while flywheel bolts require a specific multi-stage approach starting at 60 Nm. Every electrical connection and intake manifold runner is thoroughly mapped out, reflecting exactly what an OEM service publication covers.
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