Electrical System Fault Analysis Cases
Complete database of electrical system problems including battery issues, charging system failures, lighting problems, and sensor diagnostics.
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2002 Volvo XC70 Won't Start - Electrical Diagnosis
2002 Volvo XC70
The owner describes that their 2002 Volvo XC70 worked normally until it suddenly wouldn't start. They have tried using a different key but experienced...
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2003 Saturn L200 Alternator, Battery, A/C Problems Diagnosis
2003 Saturn L200
The vehicle owner reports issues with the alternator, battery, and A/C system on their 2003 Saturn L200. They noticed the check engine light and servi...
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Headlight Dimmer Switch Bypass for 1988 Isuzu Pickup
1988 Isuzu Pickup
The owner of a 1988 Isuzu Pickup with a 2.3L engine and 5-speed manual transmission is experiencing issues with the headlight dimmer switch on the ste...
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2000 Volvo S40 Air Bag Light Diagnosis
2000 Volvo S40
The owner removed the passenger seat to access the headliner and, after reassembling everything, found that the airbag light on the dashboard is illum...
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2001 Cadillac Deville Fog Lamp Installation Guidance
2001 Cadillac Deville
The owner of a 2001 Cadillac Deville DHS reports having pre-installed fog lamps with bulbs and wiring visible through the bumper. They confirmed a fog...
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1984 BMW 318 Turn Signal Electrical Diagnosis
1984 BMW 318
The owner reports that the turn signals and brake lights on their 1984 BMW 318 are not functioning. They have checked all fuses and confirmed they are...
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1998 Saturn SC2 Electrical Issue Diagnosis
1998 Saturn SC2
The owner of a 1998 Saturn SC2 reports intermittent electrical issues. The dome light, power outlet, door lock/unlock button, emergency flasher, and p...
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1999 Jeep Laredo Brake Light Dim and Malfunction
1999 Jeep Laredo
The owner reports that the driver's side brake light is dim and goes out when the brakes are applied while the main lights are on. The running lights ...
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Brake Lights, Battery, and Speedometer Issues in 97 Altima
1997 Nissan Altima
The owner of a 1997 Nissan Altima reports that after a mechanic fixed the brake lights that wouldn't turn off, the battery light and brake light are n...
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1981 Toyota Pickup Oxygen Sensor Diagnosis
1981 Toyota Pickup
The owner attempted to replace the oxygen sensor on their 1981 Toyota Pickup SR5 but couldn't locate it. They noticed a blank spot on the intake manif...
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Headlight Turns Off When Steering Wheel is Turned
2004 BMW 330ci
The owner reports that the right headlight of their 2004 BMW 330ci turns off when the steering wheel is turned while in automatic mode, but it remains...
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2005 Honda Accord Dome Light Malfunction
2005 Honda Accord
The owner of a 2005 Honda Accord with a 4-cylinder engine reports that the left map light does not function when the car is opened, despite replacing ...
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Turn Signal Failure with Intermittent Function
1999 Volvo S70
The owner of a 1999 Volvo S70 reports that the left and right turn signals function for about 30 seconds before stopping completely. However, the haza...
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2003 Ford Windstar Electrical Wiring Issue Diagnosis
2003 Ford Windstar
The owner of a 2003 Ford Windstar reports an electrical issue, specifically concerning a black wire with an orange tracer located at the top of the ra...
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2002 Toyota Celica Airbag Light and Wiper Issues
2002 Toyota Celica
The vehicle owner reported that after having a front passenger side gravel guard installed, the windshield wipers would not turn off. This issue arose...
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1985 Jaguar Vanden Plas Electrical Lights Issue
1985 Jaguar Vanden Plas
The owner reports intermittent lighting issues with the left side engine compartment lights. Initially, all lighting functions were checked, including...
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1996 Chevy Corsica Rough Ride and Rotten Egg Smell
1996 Chevrolet Corsica
The owner of a 1996 Chevy Corsica reports a strong smell of rotten eggs that developed over the past week, which has now intensified. This week, the c...
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1996 Chrysler Cirrus Electrical Issue Diagnosis
1996 Chrysler Cirrus
The owner of a 1996 Chrysler Cirrus reports that the 20 amp fuse for the ignition and fuel starter keeps blowing. They received the car in March and h...
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