Car starts and idles, when I step on the gas pedal and no power at all.
Mar 17, 2025 at 3:22 AM
When I step on the gas pedal there is no power at all?
2010 INFINITI G37
MARIO HERNANDEZ2
- MEMBER
- 1 POST
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STRAILER
- ✓ASE Certified Mechanic
- 54,832 POSTS
This happens when one of the catalytic converters gets clogged, the engine has skipped time, or the MAP sensor or fuel pump is bad. Let's run the codes for clues of what the problem can be, so we can go from there. Here are two guides, please go over them and get back to me.
https://www.2carpros.com/articles/checking-a-service-engine-soon-or-check-engine-light-on-or-flashing
and
https://www.2carpros.com/articles/engine-has-low-power-output
You might what to use a rubber mallet and tap the exhaust system to see if you can hear anything rattling inside just behind the cats. Check out the images (below).
https://www.2carpros.com/articles/checking-a-service-engine-soon-or-check-engine-light-on-or-flashing
and
https://www.2carpros.com/articles/engine-has-low-power-output
You might what to use a rubber mallet and tap the exhaust system to see if you can hear anything rattling inside just behind the cats. Check out the images (below).
Images (Click to enlarge)
Professional Diagram for 2CarPros Members
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Professional Diagram for 2CarPros Members
Click here to log in and view diagram.
Click here to log in and view diagram.
Mar 17, 2025 at 1:15 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.