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.

Honda Won't Rev or Move, Just Idles
unknown Honda unknown
The owner describes that their Honda starts and idles smoothly but does not rev up when the accelerator pedal is pressed. Despite attempts to give it ...
Honda Throttle Position Sensor MAP Sensor
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1997 Saturn SC2 Timing Chain Adjustment Procedure
1997 Saturn SC2
The owner is having trouble starting their 1997 Saturn SC2 after attempting to adjust the timing chain. They followed a timing diagram but now the veh...
timing_chain Saturn_SC2 engine_starting_issue
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1993 Oldsmobile Ciera Engine Will Not Run
1993 Oldsmobile Ciera
The owner reports that the 1993 Oldsmobile Ciera engine will not run despite replacing the fuel filter and the computer. The engine starts only when s...
Oldsmobile Ciera no-start
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1994 Chevy Lumina Acceleration Hesitation and Stalling
1994 Chevrolet Lumina
The owner reports a 1994 Chevy Lumina with a 3.1L engine and 208,000 miles experiencing significant hesitation and stumbling during acceleration, occa...
Chevrolet Lumina acceleration hesitation PCM issues
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2005 Buick Rendezvous Engine Cutting Out Issue
2005 Buick Rendezvous
The owner reports that the 2005 Buick Rendezvous experiences intermittent engine cutouts. After replacing the fuel pump, fuel filter, and intake valve...
Buick Rendezvous engine cutting out
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1997 Hyundai Accent Transmission High RPM Issue
1997 Hyundai Accent
The owner reports ongoing transmission issues with their 1997 Hyundai Accent for approximately six months. The vehicle remains drivable, but it experi...
Hyundai Accent Transmission
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1999 Honda Civic Random Idle Surge on 2nd Start
1999 Honda Civic
The owner reports that their 1999 Honda Civic experiences a random idle surge specifically on the second start. This issue occurs after the engine is ...
Honda Civic IACV MAP sensor
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1995 Mitsubishi Galant Engine Won't Start
1995 Mitsubishi Galant
The owner reports that the vehicle cut off while approaching a stop sign and would not restart. Dashboard lights indicate power is present, and the al...
Mitsubishi Galant starting_issue
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1990 Volvo 760 No Start in Cold Weather
1990 Volvo 760
The owner reports that their 1990 Volvo 760 turbo wagon, which sat unused for four years, initially ran fine but started having issues in cold weather...
Volvo 760 no-start
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2009 Hyundai i10 Intermittent Starting Issues
2009 Hyundai i10
The owner has been experiencing starting problems with their 2009 Hyundai i10 for the last two years. The engine occasionally starts right away (20% o...
Hyundai i10 starting issues
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Compatibility Check for 5.7L Hemi Engine Swap
2007 Jeep Grand Cherokee
The owner has a 2007 Jeep Grand Cherokee Overland with a damaged 5.7L Hemi engine. They found a used engine from a Dodge Magnum 5.7L Hemi but have no ...
Jeep Grand Cherokee 5.7L Hemi
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1999 Ford Ranger P0171 and P0174 Code Analysis
1999 Ford Ranger
The owner reports that their 1999 Ford Ranger with a 3.0L V6 Flex Fuel engine is displaying trouble codes P0171 and P0174. These codes indicate a lean...
Ford Ranger P0171 P0174
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Intermittent Stalling While Driving - 95 Infiniti J-30
1995 Infiniti J-30
The owner of a 1995 Infiniti J-30 reports intermittent stalling while driving, particularly when slowing down or turning. The vehicle starts right bac...
Infiniti J-30 stalling
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Setting Timing Belt on 1989 Honda Civic LX 1.5L
1989 Honda Civic
The owner of a 1989 Honda Civic LX 1.5L is seeking guidance on how to properly set the timing for the timing belt. They are particularly interested in...
timing_belt Honda_Civic engine_timing
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1998 Chevy Malibu Engine Misfires Diagnosis
1998 Chevrolet Malibu
The owner reported that the vehicle started misfiring after driving it hard one morning. Initially, it ran fine but then died suddenly. The engine wou...
Chevrolet Malibu engine misfire
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1996 Chevrolet Starter Solenoid No Signal Issue
1996 Chevrolet Other Models
The vehicle owner reports that the starter solenoid does not receive any signal when attempting to start the engine. This issue occurs intermittently,...
Chevrolet starter ignition system
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1994 Buick Regal Cranks But Won't Start
1994 Buick Regal
The owner had an aftermarket stereo installed, and shortly after, the ABS light illuminated. The car drove fine initially, but after returning home, i...
Buick Regal no-start
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2001 Daewoo Rough Idle After Sitting
2001 Daewoo unknown
The owner reports that their 2001 Daewoo experiences a rough idle after sitting overnight. The vehicle shakes and stutters significantly, occasionally...
Daewoo rough idle fuel system
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Page 21 of 38 - Showing automotive fault analysis cases