Traditional gasoline car fault
Search fault code and browse forum case posts.
This page is designed for quick diagnosis on gasoline vehicles by combining code lookup with real discussion cases. Enter a fault code to filter related topics, then compare symptom context such as cold start behavior, acceleration load, fuel-trim deviation, ignition misfire pattern, and recent maintenance history. Many codes can be triggered by shared root causes, so use cross-checks from multiple posts before replacing sensors, coils, injectors, or catalytic components.
2002 Hyundai Elantra P0455 Code: Diagnosis and Solutions
I have a 2002 Hyundai Elan
2002 hyundai elantra | P04551998 Mitsubishi 3000GT P0173 and P0170 Fuel Trim Issues: Diagnosis and Fixes
Hi everyone! I'm new to this forum and have been searching for help with a persistent issue on my 1998 Mitsubishi 3000GT. The problem has been ongoing for over a year, and I'm ...
1998 Mitsubishi 3000GT | P01702001 Jeep Wrangler 4.0L 6-Cylinder P0303 Code Only When Engine is Hot - Fix with Exhaust Manifold Shield
I'm seeking help with a recurring issue on my 2001 Jeep Wrangler 4.0L 6-cylinder manual transmission model, currently at around 71,000 miles. The vehicle consistently throws Dia...
Wrangler | P03032000 Jeep Wrangler P0300/P0305/P0306 Misfire Only Above 2800 RPM - Diagnosis and Fixes
My 2000 Jeep Wrangler with a 4.0L inline-6 engine has recently developed a recurring misfire issue that only appears above 2800 RPM. The vehicle previously ran smoothly, but on ...
Wrangler | P03002005 Dodge Stratus SXT P0300 Code: Misfire Diagnosis and Solutions
Hi everyone! I'm currently dealing with a 2005 Dodge Stratus SXT (2.7L 6-cylinder) that consistently shows the P0300 diagnostic trouble code, indicating a random misfire. Despi...
2005 Dodge Stratus SXT | P03002001 Grand Caravan P0455 Code: Hissing Noise and Poor Fuel Economy - Possible Causes and Fixes
I've inspected all visible hoses on my 2001 Grand Caravan and they appear to be in good condition. After following several troubleshooting steps recommended in forum posts, I no...
2001 Grand Caravan | P04552002 Mitsubishi Montero Limited 3.5L EGR System Fault: P0401 and P0403 Diagnosis and Solutions
The OBD-II diagnostic codes P0401 (Insufficient EGR Flow) and P0403 (EGR Solenoid Malfunction) both indicate issues within the Exhaust Gas Recirculation (EGR) system of a 2002 M...
2002 Mitsubishi Montero Limited | P040199 Dodge Dakota P0505 and P0171 - Fuel Consumption Increase with Black Smoke
My 1999 Dodge Dakota has suddenly started consuming fuel at an unusually high rate and is now emitting black smoke from the exhaust. The vehicle exhibits poor fuel efficiency an...
99 dodge dakota | P01712003 Buick Century P0327 Code: Knock Sensor 1 Circuit Low Input - Diagnosis and Fix
I own a 2003 Buick Century Custom with a 3.1L engine, and I'm currently experiencing a P0327 diagnostic trouble code (DTC). The code indicates 'Knock Sensor 1 Circuit Low Input ...
2003 Buick Century | P03272004 Chevy TrailBlazer OBDII Code P0016: Causes, Fixes & PCM Issues - Troubleshooting Guide
Hello, I own a 2004 Chevrolet TrailBlazer LS 4x4 with 172,500 miles. Recently, my vehicle triggered OBDII diagnostic code P0016, which indicates a camshaft position sensor or ti...
2004 Chevy TrailBlazer | P00162002 Chevrolet Silverado 5.3L - P0300 & P0101 Codes: Misfire and MAF Sensor Diagnosis
Hi everyone, I'm new to this forum and hoping for some guidance on a recent issue with my 2002 Chevrolet Silverado 5.3L. A few weeks ago, the truck started behaving oddly — init...
02 5.3L chevy Silverado | P0101Audi A3 TDI 110 (2000) Error Codes 15.3 and 50.3: What Do They Mean?
Hi everyone, Over the past few months, I've been experiencing error code 15.3 on CAN bus channel 1 of my Audi A3 TDI 110 (2000) climate control system. My vehicle was recently ...
Audi A3 TDI 110 2000 | P1530P0132 and P0138 Diagnostic Issues on 2004 Chrysler Pacifica AWD with Aftermarket Catalytic Converter
2004 Chrysler Pacifica AWD, 3.5L V6, 79,000 miles Repair History: - Installed aftermarket catalytic converter (MagnaFlow 94000 series) — incorrectly positioned due to improper ...
2004 Chrysler Pacifica | P01322004 Ford Ranger 4.0L V6 P0420 and P0430 Fault: Causes, Fixes, and Solutions
I own a 2004 Ford Ranger XLT with a 4.0L V6 engine and have reached 185,000 miles. Recently, the check engine light activated, displaying diagnostic codes P0420 and P0430. The t...
2004 Ford Ranger | P04202000 Saturn L2 P0141 Fault Code: Causes, Repair Cost, and NJ Inspection Impact
I recently received a P0141 diagnostic code on my 2000 Saturn L2, which has 78,000 miles. The code appeared when the vehicle was not running and had been sitting for several hou...
Saturn 2000 | P01412002 Kia Sedona Fault Codes P0160, P0446, P0707, P0715, and P0720 - What Do They Mean?
Hi everyone, I'm looking for help identifying what the fault codes P0160, P0446, P0707, P0715, and P0720 mean on my 2002 Kia Sedona. These codes have appeared in the check engin...
2002 Kia Sedona | P0160P0320 Diagnostic and Fixes for 1997 Jeep Grand Cherokee
The check engine light has reappeared on my 1997 Jeep Grand Cherokee, now displaying a P032-than code. Previously, the vehicle showed a P0455 code indicating a significant evapo...
1997 Jeep Grand Cherokee | P0320Practical workflow for fault-code troubleshooting
Start by confirming battery voltage and reading freeze-frame data, then inspect wiring and connectors before replacing parts. If the code returns after clearing, record the exact driving or idling condition when it reappears. Prefer case threads with complete repair feedback, because confirmed outcomes provide stronger guidance than one-time symptom descriptions. Following a step-by-step workflow reduces repeated repairs and lowers total diagnosis time.