My daughter has a 2004 Exporer . It runs fine but idles too low. Check engine is on. codes P0172, P0175, ans P0193. Aut Zone analysis recommended changing the mass air flow sensor. It did not help. Any ideas?

Asked by Sep 12, 2016 at 06:58 PM about the 2004 Ford Explorer Sport Trac

Question type: Maintenance & Repair

2 Answers

264,335

P0172 and P0175 are lean codes, probably caused by P0193...http://www.engine-codes.com/p0193.html

1 of 1 people found this helpful.

No they are rich codes.

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