Traditional gasoline car fault

2010 Mazda 3i U0101 to U0100 After TCM Replacement - What's Next?

I own a 2010 Mazda 3i with a 2.0L engine. I recently had the Transmission Control Module (TCM) replaced due to fault code U0101. After driving approximately 50 miles, the vehicl...

2010 Mazda 3i | U0100

2006 Mercedes C230 2.5L V6 - Fault Codes P2190 and P2096: Poor Fuel Economy and Acceleration Issues

Hello everyone, I own a 2006 Mercedes-Benz C230 with a 2.5-liter V6 engine, currently at approximately 120,000 miles. Recently, my car has triggered two diagnostic trouble cod...

C230 | P2096

2003 GMC Sierra 2500 Duramax: P0089, P0380, P0404, P0802, P1093, U2106 - Battery Not Charging Issue Explained

Hello, I'm new to this forum and am seeking help diagnosing an issue on my 2003 GMC Sierra 2500 Duramax with Allison transmission. The instrument panel displays the message 'ba...

2003 Sierra 2500 | P0089

2005 Dodge Dakota 4.7L V8 P0175 Running Rich - No Live Codes, What Does This Mean?

I'm experiencing a running rich condition with my 2005 Dodge Dakota equipped with a 4.7L V8 engine. The check engine light is on, and the vehicle shows a stored diagnostic troub...

2005 Dodge Dakota | P0175

P1345 Fault Code in 2000 Chevrolet Blazer 4.3L V6 2WD: How to Diagnose and Fix

I recently purchased a 2000 Chevrolet Blazer with a 4.3L V6 engine, 2WD, automatic transmission. The vehicle came with the service engine light on. After using an OBD2 scanner, ...

2000 Blazer 4.3 V6 2WD | P1345

2007 Honda CR-V B1187 Code 50: What Does It Mean? | Troubleshooting Guide

I'm looking for help understanding the B1187 code with a value of 50 on my 2007 Honda CR-V. Can anyone explain what this fault code means and how to diagnose it? The code B1187...

2007 Honda CRV | B1187

2001 Jeep Laredo P0783 Code: How to Safely Release Valve Body Without Damaging Components

I own a 2001 Jeep Laredo with a 42RE transmission and recently received a P0783 diagnostic code. This has been accompanied by the oil pressure gauge light illuminating in the da...

2001 Jeep | P0783

2008 Chevy Avalanche B0083 Code: Front Impact Sensor Failure Diagnosis and Repair Guide

I'm experiencing a B0083 diagnostic code on my 2008 Chevrolet Avalanche, which the code reader identifies as 'Second Row Seat Belt Load Limiter Deployment Control (Subfault)'. H...

2008 Chevy Avalanche | B0083

2008 Chrysler Avenger 2.7L - Fault Code P2078: Intake Manifold Tuning Valve Position Sensor Circuit High (Bank 1)

Does anyone know what to check for fault code P2078 in a 2008 Chrysler Avenger with a 2.7L engine? The code indicates an 'Intake Manifold Tuning (IMT) Valve Position Sensor/Swit...

2008 Avenger | P2078

OBD2 Code P0102 Explanation and Fix for 1999 Pontiac Firebird

I own a 1999 Pontiac Firebird, and the check engine light has been on for approximately one and a half months. After using an OBD2 scanner, I found the diagnostic code P0102. I ...

Pontiac Firebird | P0102

P0161 O2 Sensor Fault in 2003 Chevy Tahoe: Causes and Diagnosis

Does the P0160 (not P0161) oxygen sensor fault cause a loss of engine power in a 2003 Chevrolet Tahoe? I currently have only the P0161 diagnostic trouble code appearing on my ve...

2003 Chevy Tahoe | P0161

2008 Chevy Cobalt 2.2L P0016 Code: Crankshaft Position Sensor Issue and Solutions

My 2008 Chevy Cobalt 2.2L engine light came on last week, prompting me to visit AutoZone where they diagnosed a fault code P0016. The code indicates an issue with the crankshaft...

2008 Chevy Cobalt 2.2 Lt | P0016

1998 Dodge Dakota 3.9L V6 Magnum P0138: Fuel Cutout, Engine Bogging, and Evaporative System Issues

I'm experiencing persistent engine issues with my 1998 Dodge Dakota equipped with the 3.9L V6 Magnum engine. When idling, the vehicle runs smoothly, almost like a kitten—very sm...

1998 dodge dakota | P0138

Vehicle Enters Reduced Power Mode with OBD2 Code P2135 - Throttle Body Replacement Not Resolving Issue

I'm experiencing repeated instances of my vehicle entering Reduced Power Mode while driving on the freeway. This issue first appeared two weeks ago, and I took it to a mechanic ...

Unknown | P2135

2008 Ram 1500 P0456 OBD2 Code: Does It Cause Increased Fuel Consumption?

I own a 2008 Ram 1500 and recently received a P0456 diagnostic code. I'm concerned whether this issue causes my vehicle to burn more fuel than normal. Is the leak involving actu...

2008 Ram 1500 | P0456

2004 Kia Spectra 1.8L P0336 Crankshaft Position Sensor Code Returns After Replacement - Engine Stalls on Acceleration

I recently replaced the transmission in my 2004 Kia Spectra 1.8L DOHC engine. Shortly after, the vehicle triggered a P0336 crankshaft position sensor fault code. I replaced the ...

04 Kia Spectra 1.8L | P0336

2002 Chevrolet Avalanche Z71 ABS and Brake Light Issues: Fault Codes C0281, C0265, C0266, C0269

I recently purchased a used 2002 Chevrolet Avalanche Z71. While driving home, both the ABS and brake warning lights unexpectedly illuminated — not ideal timing. I replaced the f...

2002 Avalanche Z71 | C0265

2003 Chevy Tahoe Z71 P0326 and P0332 Fault: Knock Sensor Issues After Replacement

Hello, I'm experiencing persistent knock sensor fault codes P0327 and P033

2003 Chevy Tahoe Z71 | P0326

Misfire in 5 out of 6 Cylinders with P0301-P0305 and P0174 on 2000 Mercury Mystique

I was driving home and noticed the vehicle running roughly, especially during acceleration. The roughness eased when RPMs were steady. Upon arriving home, I checked the diagnost...

2000 Mercury Mystique | P0300

2000 Chevy S-10 P0172 Diagnosis: Random Hard Misfire in Warm Weather with No MAF Sensor

I own a 2000 Chevrolet S-10 LS Extreme with a 2.2L flex-fuel engine, 5-speed manual transmission, and over 140,000 miles. I'm experiencing a persistent and random hard misfire t...

2000 Chevy S-10 | P0172