Cannot accelerate

2009 CHEVROLET AVEO
89,000 MILES • 1.6L • 4 CYL • FWD • AUTOMATIC
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JOHNNIE B. MOREAU
  • MEMBER
  • 1 POST
Car bogs down when you give it the gas. Has good fuel pressure and check engine light is off. Car does not miss, but has no power. With scanner attached, the engine timing is negative instead of positive and the numbers jump around.
Aug 16, 2017 at 8:05 PM
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STRAILER
  • ✓ASE Certified Mechanic
  • 54,832 POSTS
  • ASE Certified Mechanic
Hello,

It sounds like you have a MAF sensor that has gone out and needs to be replaced. when this sensor goes out it may or may not trigger a code. Here is a guide and a diagram (below) so you can get the job done:

https://www.2carpros.com/articles/how-to-replace-a-mass-air-flow-sensor-maf

Here is what it will be like on your car (below).

This guide may help as well.

https://www.2carpros.com/articles/engine-has-low-power-output

Please let us know what happens so it will help others.

Cheers, Ken
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Aug 17, 2017 at 3:15 PM
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