Traditional gasoline car fault

2003 Ford F350 6.0L Powerstroke Won't Start with Multiple Codes - Is FICM Faulty?

I own a 2003 Ford F350 Diesel with the 6.0L Powerstroke engine. One day it started and ran normally, but the next day it would only crank and not start. The fuel pump activates ...

03 6.0L Powerstroke | P2177

2003 Pontiac Sunfire EVAP System Leak: Check Engine Light Returns After Vent Valve Replacement

I own a 2003 Pontiac Sunfire and am experiencing an ongoing issue with the evaporative emission (EVAP) system. My mechanic performed a smoke test and identified a leak in the ve...

2003 pontiac sunfire | P2177

2003 Ford Expedition 5.4L Emissions Problems: Misfires, Stalling, and EVAP Leak

My 2003 Ford Expedition 5.4L engine is experiencing persistent emissions-related issues. After replacing the fuel pump, fuel filter, and upstream O2 sensors, the truck still sta...

2003 Ford Expedition | P2177

No Communication with PCM in 2004 Infinity - Troubleshooting Guide

If your 2004 Infinity is showing no communication with the Powertrain Control Module (PCM), follow these step-by-step troubleshooting steps to identify and resolve the issue. 1...

2004 Infinity | P2177

1996 Mazda Miata Crankshaft Position Sensor Failure - OBD2 Code P0340 After Replacement

1996 Mazda MX-5 Miata with 230,000 miles. The crankshaft position sensor was replaced at the end of October. Two weeks ago, the vehicle began failing to start. I replaced the cr...

96 Miata | P2177

Symptoms of a Faulty Evaporative Control Module on a 2005 Chevy Silverado 5.3 with Code P0449

What are the common symptoms of a faulty evaporative control module (EVAP) in a 2005 Chevrolet Silverado 5.3L V8? How does it affect engine performance and fuel system behavior?...

2005 Chevy Silverado 5.3 | P2177

2004 Toyota Heritage 4.6L - Multiple OBD2 Error Codes (P0403, P0750, etc.) After Alternator and Fuse #23 Failure

Within three days of owning my 2004 Toyota Heritage with a 4.6L engine, both the alternator and fuse #23 blew. Following replacement of these components and the fuel filter (due...

2004 Heritage 4.6 | P2177

2006 Dodge Ram 2500 5.7 Hemi - C2206 Fault Code: No Start, Communication Error Between Modules

My 2006 Dodge Ram 2500 with a 5.7L Hemi engine cranks over but will not start. The code scanner only displays a transmission-related fault code (C2206). I suspect this isn't the...

2006 dodge ram 2500 | P2177

2003 Chevy Tracker 2.5L O2 Sensor Replacement: How to Identify and Fix Without Professional Help

Hi everyone, I recently received a recommendation that my 2003 Chevy Tracker's oxygen (O2) sensor may need replacement, but the quoted price is quite high. After some research,...

2003 Chevy Tracker | P2177

2005 Jeep Liberty 3.7L Engine P0204 Code: Cylinder 4 Not Firing, No Ground Signal from PCM

I'm experiencing a P0204 diagnostic trouble code on my 2005 Jeep Liberty with the 3.7L engine. Cylinder #4 is not firing despite good compression, new spark plugs, and I've swap...

2005 Jeep Liberty 3.7 | P2177

2004 Audi S4 P0300 Misfire & Lean Fuel Trim Codes: Coil, Injector or Electrical Fault?

I own a 2004 Audi S4 (V8, 4.2L) with 94,000 miles and am experiencing sudden, severe misfire issues accompanied by a blinking check engine light. I drove approximately 2 miles h...

2004 Audi S4 | P2177

Renault Modus 2007 EGR Valve Not Staying Off - Diagnosis and Fixes

My Renault Modus 2007 (UK model, engine JP0FO5) has an issue where the EGR valve does not switch off. The only way to stop it from operating is by physically removing the EGR va...

Renault Modus | P2177

2004 Chevrolet Cavalier 2.2L Front and Rear O2 Sensors Shorted Together - Fault Codes P0130, P0131, P0141, P0134

My recently purchased 2004 Chevrolet Cavalier 2.2L is showing a wiring issue where the front and rear oxygen (O2) sensors are physically connected together. There appears to be ...

2004 2.2 Cavalier | P2177

2013 Hyundai Accent Fuel Rail Pressure Sensor Location and Function

Hello, I'm looking for the exact location of the fuel rail pressure sensor in a 2013 Hyundai Accent. This sensor is critical for monitoring engine fuel pressure and helping main...

2013 Hyundai Accent | P2177

C2500 MAF Sensor Low Voltage Code (P0102) - Diagnosis & Wiring Check Help

I own a 1999 Chevrolet C2500 with a persistent low voltage mass air flow (MAF) sensor fault code. The vehicle shows a P0102 code, indicating a low signal from the MAF sensor. I ...

MAF | P2177

2001 Audi O2 Sensor Voltage Issue: All Four Sensors Show No Signal

I own a 2001 Audi and am experiencing a problem where all four oxygen (O2) sensors are showing no voltage reading. I've already checked the fuses, which are fine, and there's no...

2001 Audi | P2177

95 Chevrolet C1500 OBD II 2-Digit Fault Codes Explained: 3-2, 5-9, 6-6, 6-7, 7-4, 8-1, 8-2

I own a 1995 Chevrolet C1500 and, without an OBD-II scan tool, I used the jumper wire method to read the 2-digit fault codes by counting flashes. The codes I retrieved are: 3-2,...

95 chevrolet c1500 | P2177

4.6L F150 VCT System Failure: Rough Idle, Low RPM, and Bank 1 Cam Phaser Malfunction

I've been struggling with a persistent rough idle issue on my 2007-2013 Ford F150 4.6L engine for several months. The initial repair involved replacing both timing chain guides,...

4.6 F150 | P2177

2011 Ford Super Duty 250 Drive Train Fault Codes: Are P0013, P0201, P300 Misfires Due to External Issues Like PCM?

Hello, I'm looking at a 2011 Ford Super Duty 250 available at an auction. The vehicle displays the following OBD-II diagnostic codes: - P0013: Camshaft Position Actuator Bank 1 ...

2011 Ford Super Duty 250 | P2177

2004 Chevrolet Trailblazer 4.2L Engine OBD2 P0420 Code - Recurring After Replacement and Smog Check

Hi everyone, I'm currently dealing with a recurring P0420 code on my wife's 2004 Chevrolet Trailblazer with a 4.2L I6 engine. The vehicle has high mileage (184,000 miles) and th...

04 Trailblazer 420 | P2177