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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Finding Under Size Connecting Rod Bearings for J20A Engine
2000-2005 Suzuki Grand Vitara
The vehicle owner is facing difficulties in sourcing under size connecting rod bearings for their Suzuki Grand Vitara with a J20A engine. The cranksha...
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2001 Isuzu Rodeo Hesitation and Sluggish Acceleration
2001 Isuzu Rodeo
The owner reports that their 2001 Isuzu Rodeo hesitates and feels sluggish during acceleration. The vehicle jerks as it struggles to regain power inte...
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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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91 Honda Civic DX Stalling Issues
1991 Honda Civic DX
The owner of a 1991 Honda Civic DX with a 2.2L engine reports intermittent stalling issues. The problem occurs while driving, often when the engine is...
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1998 Saturn SC2 Turns Over but Won't Start
1998 Saturn SC2
The owner reported that while backing out of the driveway, the engine suddenly stopped as if the key was turned off. The engine cranks but fails to st...
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1999 Dodge Intrepid Engine Stops Intermittently
1999 Dodge Intrepid
The owner reports that their 1999 Dodge Intrepid engine stops unexpectedly while driving. It shuts off without warning, and after replacing the ASD re...
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1985 Toyota Pickup Truck No Start Diagnosis
1985 Toyota Pickup Truck
The owner reports that their 1985 Toyota Pickup Truck would not start this morning. The vehicle is noted to be in great shape overall. After attempts ...
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2003 Volkswagen Passat Rough Idle Diagnosis
2003 Volkswagen Passat
The owner reports a rough idle in their 2003 Volkswagen Passat 1.8T AWM engine with 126,000 miles, occurring a few minutes after starting the engine. ...
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Intermittent Power Loss Under Load in 2006 Honda Civic Hybrid
2006 Honda Civic Hybrid
The owner reports that their 2006 Honda Civic Hybrid experiences severe power loss and hesitation when driving uphill or merging onto the freeway afte...
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2002 Jeep Liberty: Check Engine Light and Black Smoke
2002 Jeep Liberty
The owner reports that their 2002 Jeep Liberty is experiencing a flashing check engine light, accompanied by black smoke from the tailpipe. The vehicl...
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Intermittent Stalling and Hesitation in 2005 Dodge Ram
2005 Dodge Ram 1500
The owner of a 2005 Dodge Ram 1500 Hemi 4x4 reports intermittent stalling and hesitation during acceleration. The vehicle struggles to respond when th...
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1997 Mercedes Benz 280 Engine Not Firing & Burning Oil
1997 Mercedes Benz 280
The owner reports that their 1997 Mercedes Benz 280 engine is not firing and is burning oil. They have confirmed the timing chain is set correctly at ...
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1999 Chrysler Sebring Engine Whirring Noise Diagnosis
1999 Chrysler Sebring
The owner of a 1999 Chrysler Sebring has reported a whirring noise from the engine, particularly when the car is hot or when the air conditioning is t...
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Engine Rev Limiting at 3000 RPM with Bogging
1989 Honda Prelude
The owner describes a 1989 Honda Prelude with a 2.0L engine experiencing a rev limit of 3000 RPM, which causes the engine to bog down and backfire whe...
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1998 Chevy Cheyenne Engine Stalling Issue
1998 Chevrolet Cheyenne
The owner reports that the engine in their 1998 Chevy Cheyenne stalls when accelerating, although it idles fine. The stalling worsens as the engine wa...
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2004 Volkswagen GTI Rattle at Idle
2004 Volkswagen GTI
The owner describes a 2004 Volkswagen GTI with approximately 60,000 miles that produces a rattling noise resembling a diesel engine at idle. The noise...
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1998 Buick Regal No Start Condition
1998 Buick Regal GS
The owner reports that their 1998 Buick Regal GS will not crank or start. Just before this issue occurred while driving, all dashboard lights started ...
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K&N Cold Air Intake Installation for 2000 Toyota Solara
2000 Toyota Solara
The vehicle owner is inquiring about the feasibility of installing a K&N cold air intake system on their 2000 Toyota Solara with a 2.2L 4-cylinder eng...
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