P01712019 FORD F-150

How to Fix P0171 Code on Ford F-150

System Too Lean (Bank 1)

💬
5
Discussions
0%
Success Rate
👥
4
Owner Reports
Live Data

Last reported case: 3 months ago

Based on 5 owner reports

What is P0171?

View generic P0171 info →

🚗P0171 on 2019 FORD F-150

This page focuses specifically on P0171 issues reported by 2019 FORD F-150 owners. The experiences and fixes below are from real owners of this exact vehicle.

Symptoms Reported by 2019 FORD F-150 Owners:

accelerationcheck engine lightcodehesitationp0171 lean condition

Parts Often Involved:

What Owners Say

Real experiences from 2019 FORD F-150 owners

4 reports
Warningvia reddit_post
Cleaned the MAF sensor, still getting the code.
F150Forum_UserAug 202534
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Experiencevia reddit_post
Check engine light with P0171 lean condition on my 2017 F-150 5.0L.
F150Forum_UserAug 202534
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Warningvia reddit_post
Cleaned the MAF sensor, still getting the code. Hesitation on acceleration.
F150Forum_UserAug 202534
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Experiencevia reddit_post
P0171 Lean Bank 1 - 2017 F-150 Check engine light with P0171 lean condition on my 2017 F-150 5.0L.
F150Forum_UserAug 202534
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These are real experiences shared by 2019 FORD F-150 owners on automotive forums and communities. Results may vary based on vehicle condition and repair quality.

About This Data

This page aggregates 5 discussions about P0171 from 2019 FORD F-150 owners across automotive communities.

Success rate (0%) is calculated from posts where owners confirmed whether their fix resolved the issue.

Last updated: 8/20/2025