2004 Volkswagen Polo Hatchback emission

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Condition	Value

expand_moreDiesel exhaust gas values

expand_moreCut-off control speed


All other modifications	4950–5150 rpm4950–5150 rpm4950–5150 rpm


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

expand_moreDiesel conditioning speed


All other modifications	4950–5150 rpm4950–5150 rpm4950–5150 rpm
From 60° C engine oil temperature 10 gas impulses

expand_moreMaximum K-value


All Volkswagen diesel straight-4 1.9 Liters AGD engines	2.5 1/m2.5 1/m2.5 1/m
All other modifications	2 1/m2 1/m2 1/m

expand_moreMeasuring mode


All other modifications	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	The diagnostic socket is located in the central panel under the ashtray.

expand_moreIdling speed with automatic gearbox


All Volkswagen gasoline straight-4 1.4 Liters AKK engines	600–800 rpm600–800 rpm600–800 rpm
All Volkswagen gasoline straight-4 1.4 Liters AUD engines	600–860 rpm600–860 rpm600–860 rpm
All Volkswagen gasoline straight-4 1.4 Liters AHW engines	600–750 rpm600–750 rpm600–750 rpm
All Volkswagen gasoline straight-4 1.4 Liters APE engines	630–730 rpm630–730 rpm630–730 rpm
All Volkswagen gasoline straight-4 1.4 Liters AUA engines	630–830 rpm630–830 rpm630–830 rpm

expand_moreIdling speed with manual gearbox


All Volkswagen diesel straight-4 1.9 Liters AGD engines	875–950 rpm875–950 rpm875–950 rpm
All Volkswagen diesel straight-4 1.9 Liters ASX engines	825–950 rpm825–950 rpm825–950 rpm
All Volkswagen gasoline straight-4 1.4 Liters AHW engines	750–950 rpm750–950 rpm750–950 rpm
All Volkswagen gasoline straight-4 1.4 Liters APE engines	810–910 rpm810–910 rpm810–910 rpm
All Volkswagen gasoline straight-4 1.4 Liters AUA engines	630–830 rpm630–830 rpm630–830 rpm
All Volkswagen gasoline straight-4 1.4 Liters AKK engines	740–940 rpm740–940 rpm740–940 rpm
All Volkswagen gasoline straight-4 1.4 Liters AUD engines	600–860 rpm600–860 rpm600–860 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 %

expand_moreCO content at increased idling speed


All Volkswagen gasoline straight-4 1.4 Liters AFK engines	0–0.3 %0–0.3 %0–0.3 %
All Volkswagen gasoline straight-4 1.4 Liters AQQ engines	0–0.3 %0–0.3 %0–0.3 %
All Volkswagen gasoline straight-4 1.4 Liters AUB engines	0–0.2 %0–0.2 %0–0.2 %
All Volkswagen gasoline straight-4 1.4 Liters AHW engines	0–0.3 %0–0.3 %0–0.3 %
All Volkswagen gasoline straight-4 1.4 Liters APE engines	0–0.3 %0–0.3 %0–0.3 %
All Volkswagen gasoline straight-4 1.4 Liters AUA engines	0–0.2 %0–0.2 %0–0.2 %
All Volkswagen gasoline straight-4 1.4 Liters AKK engines	0–0.3 %0–0.3 %0–0.3 %
All Volkswagen gasoline straight-4 1.4 Liters AUD engines	0–0.2 %0–0.2 %0–0.2 %
All Volkswagen gasoline straight-4 1.0 Liters ALD engines	0–0.3 %0–0.3 %0–0.3 %
All Volkswagen gasoline straight-4 1.0 Liters AUC engines	0–0.2 %0–0.2 %0–0.2 %
All Volkswagen gasoline straight-4 1.6 Liters ARC engines	0–0.3 %0–0.3 %0–0.3 %
All Volkswagen gasoline straight-4 1.6 Liters AVY engines	0–0.2 %0–0.2 %0–0.2 %


Current at test speed	−0.115–+0.077 A−0.115–+0.077 A−0.115–+0.077 A

expand_moreDelta lambda


All Volkswagen gasoline straight-4 1.4 Liters APE engines	0.03 λ0.03 λ0.03 λ
All Volkswagen gasoline straight-4 1.4 Liters AKK engines	0.02 λ0.02 λ0.02 λ

expand_moreIncreased idling speed


All Volkswagen gasoline straight-4 1.4 Liters AQQ engines	2500–3000 rpm2500–3000 rpm2500–3000 rpm
All Volkswagen gasoline straight-4 1.4 Liters AUB engines	2500–3000 rpm2500–3000 rpm2500–3000 rpm
All Volkswagen gasoline straight-4 1.4 Liters APE engines	2800–3200 rpm2800–3200 rpm2800–3200 rpm
All Volkswagen gasoline straight-4 1.4 Liters AUA engines	2500–3000 rpm2500–3000 rpm2500–3000 rpm
All Volkswagen gasoline straight-4 1.4 Liters AUD engines	2500–3000 rpm2500–3000 rpm2500–3000 rpm
All Volkswagen gasoline straight-4 1.0 Liters AUC engines	2500–3000 rpm2500–3000 rpm2500–3000 rpm
All Volkswagen gasoline straight-4 1.6 Liters ARC engines	2500–2800 rpm2500–2800 rpm2500–2800 rpm
All Volkswagen gasoline straight-4 1.6 Liters AVY engines	2500–3000 rpm2500–3000 rpm2500–3000 rpm


Lambda sensor design	wideband sensor
Lambda value	0.97–1.03 λ0.97–1.03 λ0.97–1.03 λ
Maximum HC content at idling	100 ppm100 ppm100 ppm
Number of half-waves	1

expand_morePetrol conditioning speed


All Volkswagen gasoline straight-4 1.4 Liters AQQ engines	2500–3000 rpm2500–3000 rpm2500–3000 rpm
All Volkswagen gasoline straight-4 1.4 Liters AUB engines	2500–3000 rpm2500–3000 rpm2500–3000 rpm
All Volkswagen gasoline straight-4 1.4 Liters APE engines	2800–3200 rpm2800–3200 rpm2800–3200 rpm
All Volkswagen gasoline straight-4 1.4 Liters AUA engines	2500–3000 rpm2500–3000 rpm2500–3000 rpm
All Volkswagen gasoline straight-4 1.4 Liters AUD engines	2500–3000 rpm2500–3000 rpm2500–3000 rpm
All Volkswagen gasoline straight-4 1.0 Liters AUC engines	2500–3000 rpm2500–3000 rpm2500–3000 rpm
All Volkswagen gasoline straight-4 1.6 Liters AVY engines	2500–3000 rpm2500–3000 rpm2500–3000 rpm


Petrol conditioning time	120 s120 s120 s

expand_moreSpeed for disturbance variable

expand_moreAll Volkswagen gasoline straight-4 1.4 Liters AHW engines


With manual transmission	650–1050 rpm650–1050 rpm650–1050 rpm
With automatic gearbox	500–850 rpm500–850 rpm500–850 rpm

expand_moreAll Volkswagen gasoline straight-4 1.4 Liters APE engines


With automatic gearbox	530–830 rpm530–830 rpm530–830 rpm
With manual transmission	710–1010 rpm710–1010 rpm710–1010 rpm

expand_moreAll Volkswagen gasoline straight-4 1.4 Liters AKK engines


With automatic gearbox	500–900 rpm500–900 rpm500–900 rpm
With manual transmission	640–1040 rpm640–1040 rpm640–1040 rpm

expand_moreTest speed for lambda sensor signal


All Volkswagen gasoline straight-4 1.4 Liters AQQ engines	790–890 rpm790–890 rpm790–890 rpm
All Volkswagen gasoline straight-4 1.4 Liters AUB engines	790–890 rpm790–890 rpm790–890 rpm
All Volkswagen gasoline straight-4 1.4 Liters AUD engines	600–860 rpm600–860 rpm600–860 rpm
All Volkswagen gasoline straight-4 1.0 Liters AUC engines	600–800 rpm600–800 rpm600–800 rpm
All Volkswagen gasoline straight-4 1.6 Liters AVY engines	600–800 rpm600–800 rpm600–800 rpm
All Volkswagen gasoline straight-4 1.4 Liters AUA engines	800–900 rpm800–900 rpm800–900 rpm

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

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2004 Volkswagen Polo Hatchback 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 Volkswagen warranty policy for your region. In some regions DIY service may invalidate your warranty.

Maintenance Items

Service Intervals

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 Volkswagen Polo Hatchback 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 2004 Volkswagen Polo Hatchback you're not only saving money, but also also improving your technical skills and learning something new.

2004 Volkswagen Polo Hatchback generations

In 2004 Volkswagen offered 2 generations of the Polo Hatchback. Emission may vary in different generations. Be sure that you are looking at the rigt modification.

Fourth generation

PQ24

Type 9N

2004 Volkswagen Polo Hatchback Third generation facelift Emission

Table of Contents

Conquer your fears and never give up!

2004 Volkswagen Polo Hatchback generations

Fourth generation

Volkswagen Polo Hatchback Third generation facelift model years

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