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.
2004 Sentra QR25DE P0335 Crankshaft Position Sensor Issue After Engine Build
I'm experiencing a P033-335 (Crankshaft Position Sensor A Circuit) code on my 2004 Sentra SR Spec V with the QR25DE engine. The engine build details include: - 8:5:1 compressio...
Sentra QR25DE | P0335P0440 and P0442 Fault Codes on 2002 Chevrolet Cavalier: Will It Fail Wisconsin Emissions Testing?
I'm considering purchasing a 2002 Chevrolet Cavalier that has been flagged with P0440 and P0442 diagnostic error codes. I want to know if these codes will cause the vehicle to f...
2002 Cavalier | P04401996 Chevrolet Blazer P0440 Code: How to Fix Evaporative Emission System Fault and Pass Smog Check
Hi everyone, I'm new to car repairs and hoping for some advice. My 1996 Chevrolet Blazer is throwing a P0440 code indicating an evaporative emission control system malfunction. ...
1996 chevrolet blazer | P0440Nissan Sunny 2012 P0335 Fault: Engine Turns Off at 3 RPM - Solution Guide
I own a 2012 Nissan Sunny and am experiencing a serious issue where the engine automatically shuts off when the RPM reaches 3, even when the car is in neutral. As soon as I pres...
NISSAN SUNNY | P0335OBD2 Code P0302 on 2007 Chevrolet Truck: Traction Control Fluctuates After Head Gasket Replacement
I own a 2007 Chevrolet Silverado with OBD2 diagnostic code P0302, which indicates a misfire in cylinder 3. When this code appears, the traction control system engages and diseng...
07 Chev Truck | P03022011 GMC Tahoe Hybrid P0307 Misfire: After Replacing Coils, Wires, Plugs & Injectors Still Persistent
I own a 2011 GMC Tahoe Hybrid with approximately 67,000 miles. About a month ago, the vehicle displayed the message 'ENGINE POWER REDUCED, SERVICE STABILTRAK, ETC.' The engine a...
2011 Tahoe Hybrid | P03072001 Chevy Lumina 3.1L P0336 Code: Hesitation, Long Cranking, and CKP Sensor Replacement Issues
I recently replaced the 24x crankshaft position (CKP) sensor on my 2001 Chevrolet Lumina 3.1L engine due to persistent symptoms including long cranking, hesitation during accele...
2001 Chevy Lumina | P0336P0016 Fault Code on 2007 VW Passat 2.0: Causes and Solutions After Timing Belt Replacement
I recently had my timing belt replaced, but the mechanic had to redo the work because the first attempt was subpar. Since then, I've performed a full tune-up including new camsh...
2007 VW Passat 2.0 | P00162010 Jeep Grand Cherokee P0670 Code: 'Reserved/SAE' After Glow Plug Module Replacement
I recently encountered the OBD2 diagnostic code P0670 — 'Glow Plug Control Module Open Circuit' — on my 2010 Jeep Grand Cherokee WH (same model as WK in the U.S.). I replaced b...
2010 Jeep Grand Cherokee | P06702003 Mercedes ML320 OBD-II Fault Codes P0106 and P0140: Diagnosis and Sensor Locations
I recently checked my 2003 Mercedes ML320 using an OBD-II Bluetooth scanner and encountered two diagnostic trouble codes: P0106 and P0140. I would like to understand how to reso...
2003 Mercedes ML320 | P0106P0441 OBD2 Fault Code on 2012 Jeep Grand Cherokee: Causes and Solutions
The check engine light has activated on my 2012 Jeep Grand Cherokee, and a P0441 diagnostic code was retrieved by Pep Boys. An additional code could not be read during the scan....
2012 Jeep Grand Cherokee | P04412004 Nissan Altima 2.5 Repeated P0011 Code After Camshaft Sensor and Oil Replacement
I own a 2004 Nissan Altima 2.5 and am consistently receiving the P0011 diagnostic trouble code. I have already replaced the camshaft position sensor, changed the engine oil, and...
2004 nissan altima 2.5 | P00112002 dodge neon p0123 p1297 p0508
engine code fixes p0123 p1297 p0508 car is idle is low Car won't star with out foot on gas
2002 dodge neon | P01232002 Nissan Maxima P1800 and P0303 Misfire Code Diagnosis - Solenoid, Vacuum System, and Ignition Issues
I'm experiencing a DTC P1800 (VIA Solenoid Valve) code on my 2002 Nissan Maxima, along with a separate cylinder 3 misfire detected by the OBD-II system (P0303). The P1800 code i...
2002 Maxima | P18002001 Honda Civic Overheated P0117 P0128
I was driving my car and it started overheated. So I parked it. Drove it home later that day. It seems like not circulating water. I replaced thermostat same thing, no heat and ...
2001 Honda Civic | P0117Nissan Sentra 2006 P0335 Code Reappears After CKP Sensor Replacement
Hello, I recently received the P0335 diagnostic code on my 2006 Nissan Sentra, which indicates a crankshaft position (CKP) sensor circuit issue. I replaced the CKP sensor as rec...
Nissan Sentra | P03352004 Honda Accord P0341 OBD2 Code: Sensor Replacement Not Resolving Issue
I own a 2004 Honda Accord and am experiencing a persistent P0341 OBD2 diagnostic code. I recently replaced the crankshaft position sensor, but the code continues to appear. When...
2004 Honda Accord | P03412002 Honda CR-V 2.4L: P1259, P1166, P1167, P1077 - Diagnosis and Fixes After Replacing O2 Sensor
My 2002 Honda CR-V with a 2.4L engine is exhibiting poor performance under load and has triggered four diagnostic trouble codes: P1259, P1166, P1167, and P1077. I have already r...
2002 honda crv 2.4l | P10771997 Plymouth Voyager P0304 OBD2 Diagnostic Code: Causes and Fixes
I own a 1997 Plymouth Voyager that is displaying the P0304 diagnostic trouble code. I'm wondering if cleaning the EGR valve will resolve this issue. The P0304 code indicates a m...
1997 Plymouth Voyager | P03042003 Mitsubishi Spyder P0456 and P0734 Error: What Does It Mean and How Serious Is It?
My 2003 Mitsubishi Spyder was running smoothly until recently, when I heard a loud 'pop' while driving. Since then, the car runs but fails to shift through any gears. The check ...
Mitsubishi Spyder | P0456Practical 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.