Engine System Fault Analysis Cases
Comprehensive collection of engine system fault analysis cases. Get detailed diagnostic solutions for starting issues, performance problems, ignition system faults, and cooling system failures.
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1999 Dodge Stratus Won't Start After Repairs
1999 Dodge Stratus
The owner reports that their 1999 Dodge Stratus died while driving and has not started since. They previously replaced the computer, fuel filter, and ...
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1999 Mitsubishi Eclipse Sputters On Acceleration
1999 Mitsubishi Eclipse
The owner reports that their 1999 Mitsubishi Eclipse with a 2.0L non-turbo engine sputters during acceleration. This issue occurs primarily when the e...
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1999 Toyota Corolla Airbox Noise Diagnosis
1999 Toyota Corolla
The owner of a 1999 Toyota Corolla with a 1.8L engine and 109,000 miles reports a sucking noise from the airbox at low idle. The noise is traced to a ...
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2001 Mazda 323 Stalls in Traffic on Hot Days
2001 Mazda 323
The owner has a 2001 Mazda 323 with 90,000 km that experiences stalling after about 20 minutes of idling in traffic on hot days. They have checked for...
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2004 Pontiac Grand Am Stalling Issue
2004 Pontiac Grand Am
The owner reports that their 2004 Pontiac Grand Am with a 3600 V6 engine has been hard to start lately and requires keeping the RPMs up to prevent sta...
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1995 Chrysler Sebring Turning Over but Won't Crank
1995 Chrysler Sebring
The owner's 1995 Chrysler Sebring is turning over but not cranking. Recent actions include replacing the distributor, checking the timing, and install...
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1998 Dodge Intrepid Stalling and Lurching Diagnosis
1998 Dodge Intrepid
The owner of a 1998 Dodge Intrepid reports issues while driving, including stalling, lurching, and hard starting. The check engine light has illuminat...
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2003 Nissan Sentra turns over but will not start
2003 Nissan Sentra
The owner reports that the 2003 Nissan Sentra turns over but does not start. They have confirmed that there is no spark at the plugs and have replaced...
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2008 Cadillac CTS Engine Rod Replacement
2008 Cadillac CTS
The owner suspects that the engine rods in their 2008 Cadillac CTS are damaged and is considering replacing them. They are looking for torque specific...
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Chevy Small Block Engine Knocking Issue
1973 Chevrolet C/K Pickup
The owner has a 1973 Chevy truck that was stored for about 1.5 years. Upon attempting to start the engine, it started knocking. After removing the val...
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Vacuum Hose Routing for 1997 Honda Civic
1997 Honda Civic
The vehicle owner is seeking assistance with vacuum hose routing for their 1997 Honda Civic, which has a 1.6L engine and aftermarket throttle body, in...
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Wiring Schematic for Lexus ES350 AC Amplifier Assembly
2007-2012 Toyota Lexus ES350
The owner is trying to install Lexus ES350 seats into a different vehicle and needs a detailed wiring schematic for the Toyota 88650-33B31 AC amplifie...
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2006 Hyundai Tucson Diagnostic Analysis
2006 Hyundai Tucson
The owner's 2006 Hyundai Tucson has been experiencing intermittent issues, including stalling and a check engine light. The problems seem to occur mos...
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93 Chevy Corsica Starting and Lurching Issue
1993 Chevrolet Corsica
The owner reports that their 1993 Chevy Corsica was experiencing lurching when pressing the gas, which they initially attributed to the fuel in the ta...
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Intermittent Misfire and Black Smoke from Tailpipe
unknown Saturn unknown
The vehicle owner has a Saturn purchased in August 2012, previously trouble-free, but recently ran the gas to empty and refilled with 89 octane. They'...
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Rattling Valves and Knocking Noise on Acceleration
1995 Cadillac Sedan DeVille
The owner of a 1995 Cadillac Sedan DeVille with a 4.9-liter engine and approximately 100,550 miles reports that the valves rattle during acceleration....
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1989 Ford Bronco Rough Idle Diagnosis
1989 Ford Bronco
The owner reports that their 1989 Ford Bronco with a 351 engine exhibits a rough idle, even though it has supposedly been rebuilt with about 25,000 mi...
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1998 Ford Explorer Speedometer and Odometer Failure
1998 Ford Explorer
The owner of a 1998 Ford Explorer reports that both the speedometer and odometer stop functioning after driving for 5 to 8 miles. Initially suspected ...
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