U2101
OBD Code U2101
42 articles · 2 makes affected
Owner Statistics
Based on 12,942 real owner discussions • 675 confirmed solutions
$774
Average Repair Cost
5%
Success Rate
52%
DIY Repairs
12,942
Data Sources
About This Data
Statistics are aggregated from real owner discussions on Reddit, automotive forums, and YouTube comments. All data is anonymized and represents actual repair experiences reported by vehicle owners.
Frequently Appears With
These codes often appear together in owner reports. Check these if you see U2101.
- U040510 reports
- U02536 reports
- U04296 reports
- U04224 reports
- U04184 reports
- B14334 reports
- B12182 reports
- U21002 reports
Based on analysis of 38 owner reports where multiple codes appeared together.
Issues by Vehicle
FORD
2020 F-150
2020 Ford F-150 Battery Problems? Here's How to Fix It
427 sources
2018 F-150
2018 Ford F-150 Rattling Noise? How to Diagnose & Fix
100 sources
2018 F-150
2018 Ford F-150 Rough Idle? Easy PCV Valve Fix
100 sources
2020 F-150
Why Your 2020 Ford F-150 Brakes Squeak or Engage Unexpectedly
501 sources
2020 F-150
2020 F-150 Steering Problems? How to Fix Shifter Issues
299 sources
2020 F-150
Why is Your 2020 F-150 Making Cam Phaser Noise?
1.6K sources
2019 F-150
2019 Ford F-150 Hard Start? Here's How to Fix It
100 sources
2020 F-150
2020 F-150 Brakes Squealing or Pre-Collision Assist Faulty? Here's How to Fix
510 sources
2020 F-150
2020 Ford F-150 Stalling? How to Fix MAF Sensor Issues
120 sources
2020 F-150
Why Your 2020 F-150 Brakes Vibrate (And How To Stop It)
526 sources
2019 F-150
2019 F-150 Transmission Shudder? Try This MAF Sensor Fix
100 sources
2025 F-150
F-150 Head Gasket Leak Symptoms: How To Diagnose and Fix
152 sources
2019 F-150
Is Your 2019 F-150 Making a Whining Noise? Here's How to Fix It
100 sources
2025 F-150
Why Your 2025 Ford F-150 Brakes Squeal (and How to Stop It)
119 sources
2019 F-150
Why Your 2019 Ford F-150 Airbag Warning Light Is On
100 sources
2019 F-150
How to Diagnose and Fix a Knocking Noise in Your 2019 Ford F-150
100 sources
2020 F-150
Diagnosing a 2020 Ford F-150 Head Gasket Problem
1.7K sources
2019 F-150
Fixing 2019 F-150 Vibration From Torn Control Arm Bushings
30 sources
2018 F-150
Stopping the Stumble: How to Fix 2018 F-150 Hesitation for Good
100 sources
2018 F-150
How 2018 F-150 Owners Fixed Their Oil Leak (PCV Valve Guide)
100 sources
2018 F-150
Stop Your 2018 F-150 From Stalling: The PCV Valve Fix Owners Use
100 sources
2018 F-150
How to Diagnose and Fix a Clicking Noise in Your 2018 F-150
100 sources
2018 F-150
Why Your 2018 F-150 Gets Bad Gas Mileage (PCV Valve Fix)
100 sources
2018 F-150
Why Your 2018 F-150 is Humming (And How to Stop It for $25)
100 sources
2018 F-150
Stop the Grind: Fixing Your 2018 F-150's PCV Valve Shudder
100 sources
HONDA
2020 Fit
2020 Honda Fit Hard Start? How Wheel Spacers Could Be the Cause
100 sources
2020 Fit
2020 Honda Fit Intake Leak? How to Diagnose and Repair It
96 sources
2020 Fit
How to Diagnose and Fix a Bad Wheel Bearing on Your Honda Fit
381 sources
2020 Fit
How to Diagnose and Fix a Clunking Control Arm on Your Honda Fit
92 sources
2020 Fit
How to Replace Worn Control Arms on Your Honda Fit and Save $1000
101 sources
2020 Fit
Stop That Whining Noise From Your Honda Fit Wheel
100 sources
2020 Fit
Why Your 2020 Honda Fit Idles Rough (And How to Fix It for Good)
100 sources
2020 Fit
Why Your 2020 Honda Fit is Overheating (It's Probably the Battery)
100 sources
2020 Fit
How to Diagnose and Fix a Knocking Noise in Your Honda Fit
100 sources
2020 Fit
Why Your 2020 Honda Fit is Vibrating (And How to Stop It)
100 sources
2020 Fit
Why Your 2020 Honda Fit Has No Power (And How to Fix It)
100 sources
2020 Fit
Why Your 2020 Honda Fit Hesitates and How to Fix It
100 sources
2020 Fit
Why Your 2020 Honda Fit Is Stalling and How to Stop It
100 sources
2020 Fit
Why Your Honda Fit Makes a Clicking Noise (And How to Stop It)
100 sources
2020 Fit
How to Diagnose and Fix Your Honda Fit's Check Engine Light
100 sources
2020 Fit
How to Diagnose and Fix a Misfire in Your 2020 Honda Fit
100 sources
2020 Fit
Why Your Honda Fit Smells Like Gas (The Flywheel Problem Owners Miss)
100 sources