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.

Forum post list 12644 total topics
9

1996 GMC Sonoma P0175 & P0300 Misfire Fix: Fuel Pressure Regulator Replacement Resolves Issue

I recently resolved a persistent engine misfire issue on my 1996 GMC Sonoma with 168,000 miles. The truck has otherwise been reliable, with only routine maintenance needs like b...

96 4.3L GMC | P0175
2010-07-28
8 comments
v

p0341 on vw cabrio

i have a 96 vw cabrio the code p0341 it says cam position sensor . but everone says my car dose not have one ,cant find it in the book . help please TIA (need to get to work) ...

vw cabrio | P0341
2010-07-25
5 comments
T

2004 Trailblazer 4.2L - P1516, P2101, P0171 Fault Codes at 130,000 Miles: Solutions & Diagnosis

My 2004 Chevrolet Trailblazer 4.2L engine is showing fault codes P0171, P1516, and P2101 at approximately 130,000 miles. The vehicle exhibits poor fuel economy and hesitation du...

Trailblazer | P1516
2010-07-23
2 comments
1

1999 Honda Civic P1337 and P1-336 Fault Codes: Causes and Fixes for Crankshaft Speed Fluctuation

My 1999 Honda Civic with 100,000 miles and a 4-cylinder automatic transmission has recently developed two diagnostic trouble codes: P1337 and P1336. The car was previously repai...

1999 honda civic | P1336
2010-07-22
3 comments
U

2005 Dodge Magnum RT 5.7L with P0300, P0152, and P0175 Codes - Check Engine Light Fluctuates in South Korea

I own a 2005 Dodge Magnum RT with a 5.7-liter V8 engine, currently at just under 50,000 miles. The check engine light has been intermittently coming on and going off—sometimes s...

Unknown | P0152
2010-07-22
1 comments
2

2001 Chrysler Quest P0500 Code: How to Fix Speed Sensor Issue

My 2001 Chrysler Quest is showing OBD2 fault code P0500, indicating a problem with the vehicle speed sensor. While my speedometer isn't working properly, the RPM gauge remains f...

2001 Quest | P0500
2010-07-22
2 comments
9

P0102 OBD2 Code on 1997 Ford Ranger: Diagnosis and Solutions

The P0102 diagnostic trouble code has appeared on my 1997 Ford Ranger. I've already cleaned the Mass Airflow Sensor (MAF), cleared the code, but it returned shortly after. What ...

97 ford ranger | P0102
2010-07-20
1 comments
2

2008 Saturn Vue P0606 Fault: Symptoms, Diagnosis, and PCM Replacement Discussion

2008 Saturn Vue, 40,000 miles, V6, automatic transmission. Recently encountered the P0606 diagnostic trouble code three times. Approximately six weeks ago, the vehicle exhibite...

2008 Saturn Vue | P0606
2010-07-18
2 comments
2

P1506 Diagnostic Code on 2000 Ford Taurus 3.0L DOHC - How to Fix Fast Idle and Reset ECU

My friend recently had a diagnosis for a fast idle issue on her 2000 Ford Taurus with the 3.0L DOHC engine. The shop identified multiple incomplete fault codes, and after perfor...

2000 Taurus 3.0L DOHC | P1506
2010-07-17
3 comments
1

1996 Nissan Maxima P0100 Code: MAF Sensor Issue and Engine Rev Limitation Diagnosis

My 1996 Nissan Maxima has started exhibiting unusual behavior after a recent professional oil change (one week ago). The engine will not rev past 2,500 RPMs. As it approaches th...

1996 Nissan Maxima | P0100
2010-07-17
3 comments
1

1997 Chevy Silverado 5.7 2WD P0304

The codes says of a misfire in cylinder #4. I replaced spark plug, changed plug wires, distributor cap, and done a fuel ingection cleaning at Firestone. I still get same code an...

1997 Chevy Silverado | P0304
2010-07-17
19 comments
A

2001 Audi TT P0300, P0301, P0302 Misfire Diagnosis After Fuel Injector Cleaner Use

I recently replaced the Mass Airflow Sensor (MAF) and air filter on my 2001 Audi TT. At the same time, I added a bottle of fuel injector cleaner to a full tank of gasoline. Sinc...

Audi TT | P0300
2010-07-17
9 comments
U

2006 Dodge Dakota 4.7L V8: P0032 to P0133 and P0430 After O2 Sensor Replacement

I own a 2006 Dodge Dakota with a 4.7L V8 engine, purchased used in December 2009. The truck runs smoothly and maintains decent fuel efficiency. During my recent inspection, it f...

Unknown | P0032
2010-07-14
1 comments
1

P1543 Fault Code Explanation for 1999 VW Jetta (New Style) - 4-Cylinder Automatic Transmission

Hi there, I'm looking for clarification on the P1543 diagnostic trouble code appearing in my 1999 VW Jetta (new style), which has a 4-cylinder engine and automatic transmission...

1999 VW Jetta (new style) | P1543
2010-07-13
2 comments
2

2005 Dodge Dakota V6 Automatic 2-Wheel Drive Tow/Haul Issue: P0300 and P0004 Codes Explained

I'm seeking help with a recurring issue on my 2005 Dodge Dakota (37,998 miles) that has been extremely intermittent. The problem occurs randomly—sometimes after 2-3 weeks of no ...

2005 Dodge Dakota | P0004
2010-07-12
2 comments
2

2000 Toyota Echo P0300 and P0300 (PD) Random Misfire Issue - Rough Idle When A/C Engages

I own a 2000 Toyota Echo with 47,000 miles. The car exhibits a slight rough idle when the air conditioning compressor engages. I was advised by the dealership to perform a tune-...

2000 Toyota Echo | P0300
2010-07-11
2 comments
Page 322 / 633 | 12644 topics

Practical 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.