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internal88
internal88, VW Mechanic
Category: VW
Satisfied Customers: 2486
Experience:  I've been working in the automotive industry for over 10 years. Diagnostic is my strength.
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I have a 2007 VW Jetta 2.5l. My friend is borrowing it and

Customer Question

I have a 2007 VW Jetta 2.5l. My friend is borrowing it and says the gas mileage is terrible now. Code P2181 is coming up. What is wrong and how do I fix?
Submitted: 11 months ago.
Category: VW
Expert:  internal88 replied 11 months ago.

Hello, I'm Brandon - VW tech.

The problem is the thermostat and the coolant temperature sensor.

You have to replaced these two items and it will be fixed.

Expert:  internal88 replied 11 months ago.

this is the thermostat

Customer: replied 11 months ago.
Is it easy or hard to replace both
Expert:  internal88 replied 11 months ago.

Do you have experience working on car?

Not hard if you have few years of experience.

Customer: replied 11 months ago.
Please send me step-by-step how to replace both
Expert:  internal88 replied 11 months ago.

For an average person, it might be tough.

Expert:  internal88 replied 11 months ago.

Hold on please.

Expert:  internal88 replied 11 months ago.

This is all I have for you. It take a tech almost 1.7 hours to replace.

Expert:  internal88 replied 11 months ago.

Please rate me positive for the prompt service, thank you.

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