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Old 08-15-2012, 05:56 PM
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Default Speed indicator not accurate?

2013 A4 Quattro with 17" tires. I'm sure my speed indicator is overly optimistic. My estimate is the speed it indicates is 10%+ higher than the actual speed I'm going to. I haven't tested it yet but planning on doing so next weekend. Has anybody ever noticed this and tested the accuracy of the speed indicator?
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Old 08-15-2012, 07:34 PM
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Default Re: Speed indicator not accurate?

Normal - Audi speedos are factory set to read 5-10% higher than actual.

Both my B6 & B7 behave this way.

You can confirm using an external GPS; probably saves them from a host of lawsuits and other customer complaints.
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Old 08-15-2012, 08:24 PM
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Default Re: Speed indicator not accurate?

I would tend to agree, I always thought my speedo was reading faster then i was actually going (compared to the reading on my Garmin GPS).

I am glad its not just me, and others notice it too!
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Old 08-24-2012, 11:57 AM
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Default Re: Speed indicator not accurate?

At 120 kph indicated on the speedo, a timed by Tachymeter kilometer and my GPS both agree I'm actually doing 118 kph. That equates to an approx. 2% error.
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Old 08-24-2012, 05:41 PM
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Default Re: Speed indicator not accurate?

This is in general with all cars they allow up to 5% I think so at 1.67% it sounds pretty good to me
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Old 08-28-2012, 10:48 AM
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Default Re: Speed indicator not accurate?

My speedo is off by 2.5% but the trip computer is dead on.

Also my speed warning at 130km/h beeps at 132km/h (which is when my GPS says I crossed 130km/h).
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Old 08-28-2012, 11:26 AM
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Default Re: Speed indicator not accurate?

Originally Posted by tilhasbb
My speedo is off by 2.5% but the trip computer is dead on.

Also my speed warning at 130km/h beeps at 132km/h (which is when my GPS says I crossed 130km/h).
you can shut the beeping sound off
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