The throttle position sensor or TPS is the heart of your Audi A4’s fuel management system. It is tasked with the job of keeping the air-to-fuel ratio with the cylinder properly balanced. If it goes bad, your car engine may run rough and seize up. Therefore, you should familiarize yourself with the signs of TPS failure in vehicles.

1. 5 Symptoms Of A Bad
Throttle Position
Sensor In Your Audi A4

2. Attached to the throttle
body, TPS measures the
position of the throttle
valve.

3. The data measured by the TPS
then conveyed to the engine
control unit or ECU.

4. The ECU uses this data to
keep the air-to-fuel ratio
within the engine balanced.

5. Flaws in such a key sensor can
make your car engine run
rough and misfire.

6. But, there are signs to let
you know when your Audi
A4 TPS is not performing
well.

7. How to know if your
Audi A4 TPS is going
bad?

8. Slow Acceleration

9. If your Audi A4 is not
accelerating properly, this
could be a sign of a faulty
TPS.

10. Oftentimes, you will need a
car mechanic to diagnose the
exact issue.

11. Rough Engine Idle

12. In addition to the
acceleration issue, you may
notice rough engine idle
when you've TPS problems.

13. Get your Audi A4 TPS and
throttle body inspected before
it leads to bigger issues.

14. Blinking Check
Engine Light

15. Another sign that your Audi
A4 TPS might be defective
is a lit-up check engine
light.
To fix the issue, get your TPS
replaced.

16. Frequent Engine
Stalling

17. Another issue of a potential
TPS problem is frequent
engine stalling.

18. Ignoring this problem may
lead to catastrophic engine
failure.

19. Increased Fuel
Consumption

20. This may not be the sign of a
faulty TPS, but it's not good
when your car consumes
more fuel than usual.

21. Sum Up

22. The TPS is an important
part of your vehicle’s fuel
management system.

23. Therefore, if you suspect that
your Audi A4 TPS has an issue,
get it checked by a certified
technician.

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