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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Troubleshooting Digital Radio Receiver Location
2012-2013 Chevrolet XLT
The vehicle owner is attempting to install a BTS-GM1X Bluetooth Streaming Interface in their Chevrolet XLT model. They need to connect it to the Digit...
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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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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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1980 Pontiac Firebird Won't Start After Alarm Installation
1980 Pontiac Firebird
The owner reports that their 1980 Pontiac Firebird won't start after an alarm system was installed. They mentioned that while fuel can be sprayed into...
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2000 Jaguar XJ8 Intermittent Failsafe Mode
2000 Jaguar XJ8
The owner reports intermittent failsafe mode in their 2000 Jaguar XJ8, primarily triggered by the P0121 code. The failsafe mode occurs every few block...
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2004 Mitsubishi Endeavor Acceleration Issues
2004 Mitsubishi Endeavor
The owner reports that their 2004 Mitsubishi Endeavor will only accelerate to 10 mph. They have already replaced the throttle body and accelerator ped...
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1999 VW Jetta Stalling on Acceleration
1999 Volkswagen Jetta
The owner of a 1999 Volkswagen Jetta reports stalling during acceleration, particularly noticeable between 1,000 and 2,000 RPM. This issue has progres...
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1997 Saturn SC2 EGR and Catalytic Converter Issues
1997 Saturn SC2
The owner reports that their 1997 Saturn SC2 has incomplete readings for the EGR and catalytic converter. They are also seeing trouble codes P0300 (ra...
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2001 Dodge Ram Rough Idle and Stalling Diagnosis
2001 Dodge Ram
The owner has revived a 2001 Dodge Ram after it sat for two years. While it starts up fine, it idles roughly and displays a P0340 code indicating 'No ...
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2000 Saturn LS2 Idle Issues After MAF Replacement
2000 Saturn LS2
The owner of a 2000 Saturn LS2 with a 6-cylinder engine reports intermittent low idle after replacing the mass air flow (MAF) sensor. Initially, the M...
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1994 Dodge Spirit White Smoke on Acceleration
1994 Dodge Spirit
The owner reports that their 1994 Dodge Spirit runs well except when idling for more than a minute. During this time, it emits white smoke from the ta...
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2000 Chrysler Town and Country Alarm System Issue
2000 Chrysler Town and Country
The owner reports that the van will not start, which they suspect is due to the alarm system. It starts for 10 seconds three times before failing to s...
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1995 Dodge Intrepid Steering Rack Failure Diagnosis
1995 Dodge Intrepid
The owner of a 1995 Dodge Intrepid reports a steering problem where the steering wheel can be turned significantly without any corresponding movement ...
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1987 Honda Accord White Smoke from Exhaust Issue
1987 Honda Accord
The owner reports that their 1987 Honda Accord starts emitting white smoke from the exhaust after 2-3 minutes of idling. They collected what appears t...
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Accessing Rear Spark Plugs on '88 Lincoln Town Car
1988 Lincoln Town Car
The owner wants to perform a tune-up on their 1988 Lincoln Town Car but is uncertain about accessing the rear spark plugs. They have experience with o...
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1998 Honda Accord No Power with Engine Miss
1998 Honda Accord
The owner describes a 1998 Honda Accord with a 4-cylinder engine that has been running poorly, often unable to drive. They previously replaced the Idl...
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1997 Dodge Ram Idle Issues with Sensors and Vacuum
1997 Dodge Ram
The owner reports that their 1997 Dodge Ram will not hold an idle and runs sluggishly with knocking and pinging while driving. The engine dies when co...
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2002 Subaru WRX A/C Stops Working After Initial Cool
2002 Subaru WRX
The owner of a 2002 Subaru WRX Turbo 4-cylinder reports that after having the A/C system checked and tested, the A/C blows cold air for about 30 secon...
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