2008 Audi A6 Avant emission

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Condition	Value

expand_moreDiesel exhaust gas values

expand_moreCut-off control speed


All Audi diesel straight-4 2.0 L BLB engines	4800–5200 rpm4800–5200 rpm4800–5200 rpm

expand_moreAll Audi diesel straight-4 2.0 L BNA engines


BNA engine	4800–5200 rpm4800–5200 rpm4800–5200 rpm
BRF engine	4800–5200 rpm4800–5200 rpm4800–5200 rpm
CAGB engine	2400–2600 rpm2400–2600 rpm2400–2600 rpm


All Audi diesel straight-4 2.0 L BRE engines	4800–5200 rpm4800–5200 rpm4800–5200 rpm
All Audi diesel straight-4 2.0 L CAHA engines	2300–5600 rpm2300–5600 rpm2300–5600 rpm
All Audi diesel V6 2.7 L CANA engines	2300–2600 rpm2300–2600 rpm2300–2600 rpm
All other modifications	3750–4150 rpm3750–4150 rpm3750–4150 rpm


Diesel conditioning gas injections	10
from 60° C engine oil temperature

expand_moreDiesel conditioning speed


All Audi diesel straight-4 2.0 L BLB engines	4800–5200 rpm4800–5200 rpm4800–5200 rpm
from 60° C engine oil temperature

expand_moreAll Audi diesel straight-4 2.0 L BNA engines


BNA engine	4800–5200 rpm4800–5200 rpm4800–5200 rpm
from 60° C engine oil temperature 10 gas impulses
BRF engine	4800–5200 rpm4800–5200 rpm4800–5200 rpm
from 60° C engine oil temperature 10 gas impulses
CAGB engine	2400–2600 rpm2400–2600 rpm2400–2600 rpm
from 60° C engine oil temperature 10 gas impulses


All Audi diesel straight-4 2.0 L BRE engines	4800–5200 rpm4800–5200 rpm4800–5200 rpm
from 60° C engine oil temperature
All Audi diesel straight-4 2.0 L CAHA engines	2300–5600 rpm2300–5600 rpm2300–5600 rpm
from 60° C engine oil temperature 10 gas impulses
All Audi diesel V6 2.7 L CANA engines	2300–2600 rpm2300–2600 rpm2300–2600 rpm
from 60° C engine oil temperature 10 gas impulses
All other modifications	3750–4150 rpm3750–4150 rpm3750–4150 rpm
from 60° C engine oil temperature

expand_moreMaximum K-value

expand_moreAll Audi diesel straight-4 2.0 L BNA engines


BNA engine	2 1/m2 1/m2 1/m
BRF engine	1.5 1/m1.5 1/m1.5 1/m
CAGB engine	1 1/m1 1/m1 1/m


All Audi diesel straight-4 2.0 L CAHA engines	1 1/m1 1/m1 1/m
All Audi diesel V6 2.7 L CANA engines	1 1/m1 1/m1 1/m
All other modifications	2 1/m2 1/m2 1/m


Measuring mode	B
Measuring sensor	1
Measuring time	0.5 s0.5 s0.5 s
Stoppage time	1 s1 s1 s

expand_moreGeneral exhaust gas values


Diagnostic socket location	Left hand side below the dashboard.

expand_moreIdling speed with automatic gearbox


All Audi diesel V6 3.0 L ASB engines	660–860 rpm660–860 rpm660–860 rpm
All Audi gasoline V6 3.1 L AUK engines	600–800 rpm600–800 rpm600–800 rpm
All Audi gasoline V6 2.4 L BDW engines	600–900 rpm600–900 rpm600–900 rpm
All Audi gasoline V6 2.8 L BDX engines	650–850 rpm650–850 rpm650–850 rpm

expand_moreAll Audi diesel straight-4 2.0 L BNA engines


CAGB engine	730–930 rpm730–930 rpm730–930 rpm


All Audi gasoline straight-4 2.0 L BPJ engines	710–860 rpm710–860 rpm710–860 rpm
All Audi diesel V6 2.7 L BPP engines	660–860 rpm660–860 rpm660–860 rpm

expand_moreAll Audi diesel straight-4 2.0 L BRE engines

expand_moreBLB engine


01J Multitronic gearbox	730–930 rpm730–930 rpm730–930 rpm

expand_moreBRE engine


01J Multitronic gearbox	800–1000 rpm800–1000 rpm800–1000 rpm


All Audi diesel V6 2.7 L BSG engines	660–860 rpm660–860 rpm660–860 rpm
All Audi diesel straight-4 2.0 L CAHA engines	730–930 rpm730–930 rpm730–930 rpm
All Audi diesel V6 2.7 L CANA engines	600–800 rpm600–800 rpm600–800 rpm
All Audi diesel V6 2.7 L CANB engines	660–860 rpm660–860 rpm660–860 rpm
All Audi gasoline V6 2.8 L CCDA engines	650–850 rpm650–850 rpm650–850 rpm
All Audi gasoline V6 2.8 L CCEA engines	650–850 rpm650–850 rpm650–850 rpm

expand_moreIdling speed with manual gearbox


All Audi diesel V6 3.0 L ASB engines	660–860 rpm660–860 rpm660–860 rpm
All Audi gasoline V6 3.1 L AUK engines	600–800 rpm600–800 rpm600–800 rpm
All Audi gasoline V6 2.4 L BDW engines	600–900 rpm600–900 rpm600–900 rpm
All Audi gasoline V6 2.8 L BDX engines	650–850 rpm650–850 rpm650–850 rpm

expand_moreAll Audi diesel straight-4 2.0 L BNA engines


BNA engine	730–930 rpm730–930 rpm730–930 rpm
BRF engine	800–1000 rpm800–1000 rpm800–1000 rpm
CAGB engine	730–930 rpm730–930 rpm730–930 rpm


All Audi gasoline straight-4 2.0 L BPJ engines	710–860 rpm710–860 rpm710–860 rpm
All Audi diesel V6 2.7 L BPP engines	660–860 rpm660–860 rpm660–860 rpm

expand_moreAll Audi diesel straight-4 2.0 L BRE engines


BLB engine	730–930 rpm730–930 rpm730–930 rpm
BRE engine	800–1000 rpm800–1000 rpm800–1000 rpm


All Audi diesel V6 2.7 L BSG engines	660–860 rpm660–860 rpm660–860 rpm
All Audi diesel straight-4 2.0 L CAHA engines	730–930 rpm730–930 rpm730–930 rpm
All Audi diesel V6 2.7 L CANA engines	600–800 rpm600–800 rpm600–800 rpm
All Audi diesel V6 2.7 L CANB engines	660–860 rpm660–860 rpm660–860 rpm
All Audi gasoline V6 2.8 L CCDA engines	650–850 rpm650–850 rpm650–850 rpm
All Audi gasoline V6 2.8 L CCEA engines	650–850 rpm650–850 rpm650–850 rpm


Minimum engine oil temperature at VET	176°F176°F80°C

expand_morePetrol exhaust gas values


CO content at idling speed	0–0.5 %0–0.5 %0–0.5 %
CO content at increased idling speed	0–0.2 %0–0.2 %0–0.2 %

expand_moreIncreased idling speed


All Audi gasoline V6 3.1 L AUK engines	2500–3000 rpm2500–3000 rpm2500–3000 rpm
All Audi gasoline V6 2.4 L BDW engines	2500–3000 rpm2500–3000 rpm2500–3000 rpm
All Audi gasoline straight-4 2.0 L BPJ engines	3800–4500 rpm3800–4500 rpm3800–4500 rpm
All other modifications	2500–3500 rpm2500–3500 rpm2500–3500 rpm


Lambda sensor design	wideband sensor
Lambda value	0.97–1.03 λ0.97–1.03 λ0.97–1.03 λ

expand_morePetrol conditioning speed


All Audi gasoline V6 3.1 L AUK engines	2500–3000 rpm2500–3000 rpm2500–3000 rpm
All Audi gasoline V6 2.4 L BDW engines	2500–3000 rpm2500–3000 rpm2500–3000 rpm
All Audi gasoline straight-4 2.0 L BPJ engines	3800–4500 rpm3800–4500 rpm3800–4500 rpm
All other modifications	2500–3500 rpm2500–3500 rpm2500–3500 rpm


Petrol conditioning time	120 s120 s120 s

expand_moreTest speed for lambda sensor signal


All Audi gasoline V6 3.1 L AUK engines	600–800 rpm600–800 rpm600–800 rpm
All Audi gasoline V6 2.4 L BDW engines	600–900 rpm600–900 rpm600–900 rpm
All Audi gasoline straight-4 2.0 L BPJ engines	710–860 rpm710–860 rpm710–860 rpm
All other modifications	650–850 rpm650–850 rpm650–850 rpm

To reduce environment impact and pass government inspections keep emission parameters at the level prescribed by Audi.

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2008 Audi A6 Avant user's manual. Keep in mind that all information here is provided “as is” without any warranty of any kind.

Before doing any DIY service please check your insurance policy and Audi warranty policy for your region. In some regions DIY service may invalidate your warranty.

Conquer your fears and never give up!

DIY car service is not as difficult as it looks like and it might save you thousands of dollars per year. It might be even fun and a good thing to do with your kids on a weekend to teach them how basic machinery works. It's really hard to screw something up and damage your car permanently if you use right tools, follow Audi A6 Avant service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.

Doing basic service for your 2008 Audi A6 Avant you're not only saving money, but also also improving your technical skills and learning something new.

2008 Audi A6 Avant generations

In 2008 Audi offered 2 generations of the A6 Avant. Emission may vary in different generations. Be sure that you are looking at the rigt modification.

C6

Type 4F5

2008 Audi A6 Avant C6 facelift Emission

Table of Contents

Conquer your fears and never give up!

2008 Audi A6 Avant generations

C6

Audi A6 Avant C6 facelift model years

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