NHTSA ID Number: 10122812
Manufacturer Communication Number: Quick Ref Spec B
TSB/Document Date: 2017-11-08
Summary
This document contains the quick reference specification book.
•
October 2012
S tronic Transmission to Engine
Tightening Specifications
Item
1, 3, 10
5
6, 7, 8
9
2, 4
Engine –
2.0L CBEA
A
Bolt
Nm
M12x55
80
M12x65
80
M10x50
40
M12x70
80
Starter, securing. Refer to Electrical Equipment;
Rep. Gr.27; Removal and Installation
Alignment sleeves for centering
Audi
A3 Quick Reference Specification Book
•
October 2012
17
Engine Mount Bracket Tightening Specifications
Step
1
2
3
1)
Component
Tighten bolts 1 through 3 in sequence 1)
Tighten bolts 1 through 3 in sequence
Tighten bolts 1 through 3 in sequence
Nm
7
40
an additional
180° (½ turn)
Replace fastener(s).
18
Audi A3 Quick Reference Specification Book
•
October 2012
Crankshaft, Cylinder Block – 2.0L CBEA
(TDI)
Fastener Tightening Specifications
Component
Bearing cap 1)
Nm
65 plus an
additional 90°
(¼ turn)
23
30 plus an
additional 90°
(¼ turn)
60 plus an
additional 90°
(¼ turn)
4.5
25
27
15
10 plus an
additional 90°
(¼ turn)
Brackets 2)
Connecting rod 1)
Dual mass flywheel 1)
Engine Speed (RPM) sensor
Generator
Pressure relief valve
Sealing flange (transmission side)
Vibration damper 1)
1)
Replace fastener(s).
For bolt tightening clarification, refer to ElsaWeb, Ribbed Belt Drive with Tensioner
and A/C Compressor Assembly Overview, items 5, 7, 14 and 15.
Engine –
2.0L CBEA
2)
Audi A3 Quick Reference Specification Book
•
October 2012
19
Ribbed Belt Tensioning Roller
Tightening Specifications
Step
1
2
3
4
5
1)
1)
2)
Component
Tighten Æ
Tighten Æ
Loosen Æ
Tighten Æ
Tighten Æ
Nm
Hand-tighten 1) 2)
until the bolt is
all the way in 3)
90° (¼ turn)
30
an additional
90° (¼ turn)
Replace fastener(s).
The ribbed belt will become tensioned.
The ribbed belt will be tensioned further.
20
Audi A3 Quick Reference Specification Book
•
October 2012
Accessory Bracket Tightening Specifications
1)
Step
1
2
3
Component
Tighten bolts 1 through 6 in sequence 1)
Tighten bolts 1 through 6 in sequence
Tighten bolts 3 and 6
4
Tighten bolts 1, 2, 4 and 5 in sequence
Nm
Hand-tighten
40
an additional
45° (⅛ turn)
an additional
90° (¼ turn)
Replace fastener(s).
Audi A3 Quick Reference Specification Book
•
October 2012
21
Engine –
2.0L CBEA
Bolts -1- and -2- M10 x 52. Bolts -3- and -6M10 x 30. Bolts -4- and -5- M10 x 60.
Ribbed Belt Pulley Side Sealing Flange
Tightening Specifications
Step
1
2
3
22
Component
Tighten bolts 1 through 10 in sequence
Tighten bolts 1 through 6 in sequence
Tighten bolts 7 through 10 in sequence
Audi A3 Quick Reference Specification Book
Nm
Hand-tighten
15
15
•
October 2012
Ribbed Belt Transmission Side Sealing
Flange Tightening Specifications
Component
Tighten bolts 1 through 6 in sequence
Tighten bolts 1 through 6 in sequence
Nm
Hand-tighten
15
Engine –
2.0L CBEA
Step
1
2
Audi A3 Quick Reference Specification Book
•
October 2012
23
Crankshaft Dimensions
Honing dimension
in mm
Basic dimension
Crankshaft bearing pin Connecting rod bearing
diameter
pin diameter
54.000
-0.022
50.900
-0.022
-0.042
-0.042
Piston and Cylinder Dimensions
Honing dimension
in mm
Basic dimension
1)
Piston diameter
Cylinder bore diameter
80.96 1)
81.01
Measurement with coating (thickness = 0.02 mm). The coating wears off.
Piston Ring End Gaps
Piston ring gap
dimensions in mm
1st compression ring
2nd compression ring
Oil scraping ring
New
Wear limit
0.25 to 0.40
0.25 to 0.40
0.25 to 0.50
1.0
1.0
1.0
Piston Ring Clearance
Piston ring to
groove clearance
dimensions in mm
1st compression ring
2nd compression ring
Oil scraping ring
24
New
Wear limit
0.06 to 0.09
0.05 to 0.08
0.03 to 0.06
0.25
0.25
0.15
Audi A3 Quick Reference Specification Book
•
October 2012
Cylinder Head, Valvetrain – 2.0L CBEA
(TDI)
Fastener Tightening Specifications
Component
Camshaft Position (CMP) sensor
Camshaft stub
Camshaft toothed belt gear
Coolant pump
Crankshaft toothed belt gear 1)
Nm
10
100
25
15
120 plus an
additional 90°
(¼ turn)
20
5
50 plus an
additional 90°
(¼ turn)
20
9
20 plus an
additional 45°
(⅛ turn)
Engine lifting eye
Heat shield
Idler roller 1) 3)
Idler roller nut/bolt 2)
Rear toothed belt guard
Tensioning roller
1)
2)
Engine –
2.0L CBEA
3)
Replace fastener(s).
For bolt tightening clarification, refer to ElsaWeb, Toothed Belt Assembly Overview,
items 3 and 6.
For bolt tightening clarification, refer to ElsaWeb, Toothed Belt Assembly Overview,
item 20.
Audi A3 Quick Reference Specification Book
•
October 2012
25
Lower Toothed Belt Guard Fastener
Tightening Specification
Step
1
26
Component
Tighten bolts (Æ) in a diagonal sequence
Audi A3 Quick Reference Specification Book
Nm
9
•
October 2012
Valve Dimensions
Dimension
Diameter a
mm
Diameter b
mm
c
mm
α
∠°
Intake valve
28.10
5.975
99.30
45
Exhaust valve
26.00
5.965
99.10
45
NOTE: Intake and exhaust valves must not be
refaced by grinding. Only lapping is permitted.
Compression Pressures
Wear limit
Bar positive pressure
19.0
Difference between
cylinders
Bar positive pressure
Maximum 5.0
Engine –
2.0L CBEA
New
Bar positive
pressure
25.0 to 31.0
Audi A3 Quick Reference Specification Book
•
October 2012
27
Cylinder Head Cover Tightening Specification
Step
1
28
Component
Tighten bolts 1 through 7 in sequence
Audi A3 Quick Reference Specification Book
Nm
9
•
October 2012
Cylinder Head Tightening Specifications
Step
1
2
3
4
Tighten bolts 1 through 10 in sequence
Nm
30
50
an additional
90° (¼ turn)
an additional
90° (¼ turn)
Replace fastener(s).
Engine –
2.0L CBEA
1)
Component
Tighten bolts 1 through 10 in sequence 1)
Tighten bolts 1 through 10 in sequence
Tighten bolts 1 through 10 in sequence
Audi A3 Quick Reference Specification Book
•
October 2012
29
Bearing Frame Tightening Specifications
Step
1
2
1)
Component
Tighten bolts and nuts 1 through 24 in
sequence 1)
Tighten bolts and nuts 1 through 24 in sequence
Nm
Hand-tighten
10
The guide frame must be in contact with the entire contact surface of the
cylinder head.
30
Audi A3 Quick Reference Specification Book
•
October 2012
Lubrication – 2.0L CBEA (TDI)
Fastener Tightening Specifications
Component
Balance shaft spur gear
Nm
20 plus an
additional 90°
(¼ turn)
25
33
90 plus an
additional 90°
(¼ turn)
25
9
30
9
20
9
9
22
9
20
10
- 💯【Conta.ct us for Support Directly】If you met any...
- 🔥🔥🔥【2026 AUTEL FLAGSHIP MK900BT MK900-BT, NEW...
- 🚗【3000+ ACTIVE TESTS (50➡3000+), SAME AS MS...
- 🚗【40+ HOT SERVICES FOR 150 MAKES (28+➡40+)】Full...
- 🚗【OE ALL SYSTEM DIAGNOSE, AUTO SCAN 2.0: SCAN LICENSE...
- 【TURN OFF CEL】 This AL319 car scanner diagnostic tool...
- 【EXTENSIVE APPLICATION】 Autel AL319 Compatible with...
- 【FOR END USER & DIYERS】 This error code reader AL319 is...
- 【USER-FRIENDLY DESIGN】 This OBD2 scanner and check...
- 【HIGH-QUALITY SERVICES】 12 months war.ranty from the...
If the PDF is very large, it may not load in the preview below.
Some older TSBs had multiple PDFs — visit the NHTSA Website to view all PDFs.
If the TSB PDF does not show, download or view it on the NHTSA Website.
Click on the (+) Plus Sign
Then Click on Associated Document(s)
Search NHTSA Database for Recalls
Search NHTSA Database for Vehicle Investigations
View Latest Vehicle Investigations
Search NHTSA Database for Vehicle Complaints
View Latest Vehicle Complaints
TSB/Document ID: Quick Ref Spec B
Replacement Service Bulletin Number:
MFR Communication Date: 2012-11-01
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
- [Notice] When you receive a used device, it may be a customer return resold by Amazon without inspection. You can exchange it for a new one through Amazon. As this situation is unavoidable, we sincerely apologize. For any issues, contacting us via Amazon's "Messages" is the best way. THINKSCAN 689BT Bidirectional Scan Tool Can Be Used Immediately After It is Turned On, Without Complicated Registration Process, Which is More Convenient & Quick.
- Full Bi-Directional Control & 3000+ Active Tests: Take control and test components like actuators, fuel injectors, relays, and cooling fans in real time. You’ll quickly see if the problem is in the part itself or the control module — saving you hours of guesswork and frustrating trial-and-error.
- Advanced ECU Coding Capabilities: Handle module matching and hidden feature activation with confidence. When you replace an ECU or want to customize settings, this obd2 scanner diagnostic bi directional tool gives you the professional-level capabilities you need without the dealership price tag.
- 34+ Useful Reset and Maintenance Functions: Complete everyday service tasks smoothly with a wide range of helpful reset and maintenance functions. Whether you’re keeping up with regular upkeep or tackling a specific job, this scanner makes maintenance simpler and less stressful for both DIYers and pros.
- Comprehensive Full System Diagnostics: Diagnose every major system — Engine, Transmission, ABS, SRS, TPMS, and more — all in one place. Finally stop wondering if you’re missing something important; get the full picture and clear codes with ease.
- Top Reasons to Choose the D7S OBD2 Scanner: XTOOL D7S car scan tool, an upgrade of XTOOL D7, offers comprehensive features for automotive technicians, workshops, and DIY enthusiasts 1. Upgraded Hardware: 2+64GB memory, rear camera, intuitive interface, foldable bracket 2. Complete Diagnostics: FCA
Autoauth, OE-level all system scan, 39+ maintenance services, 4K+ bidirectional, CANFD/DoIP protocol 3. Advanced Capabilities: ECU c0ding, PMI functions 4. Wide Compatibility: Support 10,000+ models, covering 99% vehicle brands 5. Multi-language: Available in 22+ languages, No IP Restrictions 6. 3-Year Updates: Save 300 bucks on software updates for the latest features and optimizations - 2026 Upgraded D7S Car Scanner Features: The newly 2026 D7S V2.0 scanner for car brings exciting features for advanced vehicle diagnostics and enhanced user experience 1. FCA AutoAuth: Now supports FCA SGW module for Chrysler, for Jeep, for Dodge (2018+), for Fiat (2017+), enabling faster vehicle communication without gateway restrictions 2. PMI (Offline ECU Pr0gramming): Allows for Ford, for Lincoln, and for Mazda ECU pr0gramming for new modules 3. Optimized Diagnostic Report 2.0: Personalized reports with logos and customer info for auto shops. Note: Compatibility varies by cars, please check before order
- 39+ Services/Resets/Adaptations/Relearns/Calibrations: XTOOL D7S full system car scanner diagnostic tool tackles 99% of common car issues through its 36+ special functions, including Oil Reset, EPB, SAS, BMS, Throttle Reset, Injector C0ding, ABS Bleed, TPMS Reset, Power Balance, etc and also covers specific-vehicle functions like Crank Sensor Relearn, ABS Initialization, Cylinder Power Balance, Fuel Trim Reset, Idle Relearn etc. This car diagnostic scanner enhances efficiency, making repairs and maintenance hassle-free. Tip: DO NOT for All vehicles, please check compatibility first
- Cost-effective ECU C0ding Scan Tool for Specific Brands: Enhance your vehicle's performance with XTOOL D7S! This obd2 scanner all systems bidirectional offers advanced capabilities at an affordable price, supports online for BMW, for Benz and offline for BENZ, for MIT, along with PMI functions for Ford, for Mazda, and for Lincoln. Ideal for technicians and DIY enthusiasts, this automotive scanner diagnostic tool optimizes vehicle performance and enhances the driving experience. Note: Not for all cars and modules, please send car VIN to check the compatibility before purchase
- OE All System Diagnostic & 8 Pids Graphing: XTOOL D7S is a comprehensive all system bi directional obd2 scanner that delivers dealer-level diagnostics, completely controlling over your vehicle’s performance and health. This automotive scan tool can read and clear DTCs, view live data and ECU information, retrieve freeze frames, and perform active tests and full obd2 functions. This bi-directional scan tool can can identify your vehicle's make, model, and year information with just one click and show up to 8 PIDs live data with options for CSV viewing, playback, and recording for in-depth analysis. It is easy-to-use for both professionals and beginners, helping pinpoint issues efficiently
- 【✅Compared to BOSSCOMM IF742, IF745 Offers Full-System Diagnostics】The BOSSCOMM IF745 car diagnostic scanner is an upgraded model of IF742. In addition to supporting all OBD2 Code Reader functions and 6 reset options (ABS/EPB/SAS/BMS/Oil/Throttle), it expands diagnostics from 4 systems (Check Engine/ABS/SRS/Transmission) to vehicle All systems, including Steering, Suspension, and Body Electronics. This provides deeper, more comprehensive diagnostic capabilities.
- 【✨10 OBD2 Functions】The BOSSCOMM IF745 scan tool’s DTC Lookup instantly translates fault codes into user-friendly explanations, its I/M Readiness feature streamlines emissions testing with a single tap, and Freeze Frame lets you pinpoint the exact moment of a fault for in-depth root-cause diagnosis. Combined with a live data dashboard and advanced diagnostics (O2S, OBMon, EVAP), it delivers comprehensive insights for confident troubleshooting.
- 【✨Deep Diagnostics for All Vehicle System Modules】Beyond code reading/clearing and ECU information retrieval, our all-in-one data stream feature lets you inspect all current fault codes and their locations across the vehicle’s systems. This vehicle code reader helps you turn off dashboard warning lights and perform a comprehensive self-check of your car at home—no more back-and-forth trips to the repair shop or hefty inspection fees.
- 【✨6 Essential Resets: ABS Bleeding, Oil, EPB, SAS, Throttle, BMS】The BOSSCOMM IF745 obd2 scanner diagnostic tool swiftly purges air from brake lines to restore braking sensitivity, fine-tunes maintenance cycles to eliminate false alerts, resolves parking brake issues with one-click control, recalibrates steering sensors for stability, optimizes engine idling/acceleration for smoother performance, and deeply resets battery systems to extend lifespan and range via precise parameter adjustments.❗NOTE: Does NOT support bidirectional control, coding, or programming.
- 【✨10,000+ Car Models, AutoVIN, 13 Languages】The BOSSCOMM IF745 vehicle scanner diagnostic tool covers 73+ global car brands and offers support in 13 languages, making it perfect for DIYers, auto mechanics, or as a thoughtful gift. With a single-click AutoVIN feature, it instantly retrieves vehicle serial numbers, streamlining diagnostics for users globally. This adaptable tool balances user-friendliness with precision, catering to both personal and professional requirements.✅Unsure about compatibility? Compatibility will vary on vehicles' model and year, pls reach us via 📧 [email protected] 📧 before purchase.
This product presentation was made with AAWP plugin.