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1999 Ford Ranger P1151 O2 Sensor Issue: Fixing Lean Condition After Replacing Both Upstream and Downstream Sensors
I recently purchased a used 1999 Ford Ranger with a 3.0L V6 engine and 4WD. The 'Check Engine' light has been on for some time, and after replacing both the upstream and downstr...
1999 Ranger | P11512000 Ford F-150 V8 P1151 Code: Misfire After EGR Replacement and Fuel Additive Use
Hello, The check engine light came on in my 2000 Ford F-15
F-150 V8 | P04302015 F150 V8 Oxygen Sensor Codes P0136, P0156, P1131, P1151 - Lean Mix & Stalling at Idle
While driving to work one morning, my F150 V8 truck exhibited a rough idle and misfired, as if it had a fuel delivery issue. After arriving at work, I connected a OBD2 scanner a...
F150 V8 | P013699 Explorer w/ P0174, P0171, P1151, P1131 DTCs
I have a '99 explorer w/ 4.0 engine. It runs rough whenever the engine is under a load. It is showing the following codes: P0174, P0171, P1151, and P1131. It has had the intake ...
99 Explorer | P0171P1151 and P0133 Fault Codes in 1999 Ford Explorer 4.0L OHV - Causes and Diagnosis
I own a 1999 Ford Explorer with a 4.0L OHV engine and automatic transmission. After extensive research, I've found that the combination of fault codes P1151 and P0136 is relativ...
1999 Explorer | P01332000 Ford Ranger 4.0L V6 with OBD2 Codes PO174, P115-1, PO306 and Cat Fault - Diagnosis & Repair Help
I'm experiencing a persistent issue with my 2000 Ford Ranger 4.0L V6 engine. Despite visiting three different repair shops—each of which charged an unreasonable fee—the problem ...
2000 Ford Ranger | P11511999 Ford Explorer XLT P1151 and P0171: How to Diagnose Vacuum Leak or Fuel System Issues
My 1999 Ford Explorer XLT with a 4.0L engine has had the Check Engine light on for some time. After investigating, we found fault codes P1151 and P0171. We've tried checking for...
1999 Ford Explorer XLT | P01711998 Ford F150 XLT OBD Code 1131 and 1151: Diagnosis and Solutions
The 1998 Ford F150 XLT is displaying OBD II diagnostic codes 1131 and 1151. These codes indicate issues with the engine's oxygen sensor or fuel system. Code 1131 typically point...
1998 ford 150 xlt | P11311998 Mustang GT OBD2 Fault Codes P0430 and P1151 - Help Needed with Rich Running and Oil Burn
I own a 1998 Mustang GT with 150,000 miles on the odometer. Recently, my check engine light activated, and the OBD2 diagnostic system returned codes P0430 and P1150. Previously,...
98 mustang gt | P0430P1151 Code on 1999 Mercury Cougar 2.5L V6: Causes, Fixes, and Smell of Eggs
Hi everyone, I'm having an issue with my 1999 Mercury Cougar 2.5L V6. About a month ago, I started getting the P115-1 diagnostic trouble code along with two other codes. The car...
manufaturer | P11512003 Ford F150 5.4L Rough Idle with P0155 and P1151 O2 Sensor Codes
I own a 2003 Ford F150 5.4L with 114,000 miles. After a recent service at around 105,000 miles (including spark plugs, ignition coils, fuel system flush, coolant and transmissio...
2003 F150 5.4L | P0155Ford F-150 2003 - P0171, P0174, P1131, and P1151 Diagnostic Guide
Good morning, I'm working on a 2003 Ford F-150 that is displaying the following OBD2 diagnostic codes: P0171, P0174, P1131, and P1151. These codes indicate issues with fuel mix...
03 Ford F150 | P01711999 Ford Taurus P1507 and P1156: Idle Issues, Throttle Surge, and Solutions
Hello everyone, My mother's 1999 Ford Taurus is experiencing difficulty idling when cold-starting, and occasionally surges in throttle speed while driving or parked—especially ...
1999 Ford Taurus | P11511996 Ford Ranger P0153, P0401, P1151 Codes: Causes, Fixes & Most Inexpensive Solutions
Vehicle: 1996 Ford Ranger - 4.0L V6, 4x4, Automatic Transmission, 126,000 miles Issue Description: The vehicle exhibits poor idle performance and noticeable engine miss at idle...
1996 Ford Ranger | P015398 Ford Tarus 3.0L Engine Faults: P0174, P1131, P1151 - Diagnosis and Solutions
I've been troubleshooting a persistent engine issue on my 1998 Ford Tarus 3.0L engine. After installing a code reader, I'm now seeing fault codes P0174, P1131, and P1151. The sy...
98 Tarus 3.0 eng | P01741998 Ford E-250 4.2L Engine: P1506, P1537, P1131, P1151, P0340, P0171, P0174 - Troubleshooting Guide
My 1998 Ford E-250 with a 4.2L engine is experiencing a very rough idle that cycles between low and normal RPMs. The vehicle occasionally stalls or nearly shuts off during idlin...
1998 E-250 | P01711998 Ford Econoline 250 Check Engine Light: Codes P0156, P1131, P1151, P0301-P0306 with Rough Idle and Lean Conditions
My 1998 Ford Econoline 250 Cargo Van has a check engine light illuminated. The vehicle exhibits rough idle and hesitation at idle. Diagnostic trouble codes detected include P015...
1998 Ford Econoline 250 | P01561998 Ford Mustang P1150 P1151 P1152 and P0174 Error Codes: O2 Sensor or Fuel Mixture Issue?
I've been researching online forums and technical articles, but I'm still struggling to identify the root cause of my 1998 Ford Mustang's error codes: P1150, P1151, P1152, and P...
1998 Ford Mustang | P11502015 Ford F-150 P1151 and P1131 Error Codes: Causes, Fixes & DIY Tips for Pregnant Women with No Access to Mechanics
I'm aware of the common causes behind O2 sensor-related error codes like P1151 and P1131 on my 2015 Ford F-15
01 F-150 | P113198 Ford Mustang P1151 Code: How to Diagnose and Fix O2 Sensor Issues
I cleaned my MAF sensor, but the P1151 code persists. How can I tell if the oxygen sensor is actually working? Any guidance on troubleshooting this issue would be greatly apprec...
98 ford mustang | P1151