Back to P0171 Overview
How to Diagnose P0171
3 owner reports1 diagnostic steps~30-60 min estimated time
DIY Diagnostic Checklist
Based on 3 owner reports
Progress0%
Tools Needed
Smoke Machine
Step 1test: and cleaned the maf sensor
Root Causesfor P0171
Based on 3 owner reports
What Didn't Help
Repairs that owners tried but didn't fix the issue
anything seriousfigure it out
Things to Check
Suggested areas to investigate based on similar cases
thanks for the help
Required Tools
- Smoke Machine