Code Po104

2003 MERCEDES BENZ ML500
284,000 MILES • 0.5L • V8 • 4WD • AUTOMATIC
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SEFA1801
  • MEMBER
  • 3 POSTS
Rpm's fluctuating up and down.
Jun 3, 2018 at 9:55 PM
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STRAILER
  • ✓ASE Certified Mechanic
  • 54,832 POSTS
  • ASE Certified Mechanic
Hello,

This codes it for the MAF sensor which when out will cause the engine idle to fluctuate up and down. Here is a video of the sensor getting replaced so you can do the same:

https://youtu.be/QOMiXhx2hbI

Please let us know what happens.

Cheers, Ken
Jun 5, 2018 at 10:25 AM
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