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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Buick Outlet Not Working After Fuse Check
unknown Buick unknown
The owner reports that the power outlet in their Buick has stopped working. They have confirmed that the fuse is intact and functioning properly. All ...
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2000 Subaru Legacy Electrical Issues: Blinkers & Odometer
2000 Subaru Legacy
The owner reports that the blinkers and digital odometer on their 2000 Subaru Legacy are not functioning. The vehicle has been driven around 130,000 m...
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1999 Honda Accord Speed Sensor Diagnostic Analysis
1999 Honda Accord
The owner of a 1999 Honda Accord with a F18B SOHC VTEC engine is experiencing speed sensor issues. Symptoms include erratic speedometer readings and p...
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ECU Diagnosis for Toyota 4Runner with DTC Code 11
unknown Toyota 4Runner
The technician is facing an issue with a Toyota 4Runner SR5 that does not reach a negative signal on the injectors, preventing the vehicle from starti...
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2002 Buick Regal Instrument Cluster Malfunction
2002 Buick Regal
The owner reports that the odometer, PRND indicator, and trip meter are completely dark. This issue began as an intermittent blackout and has since be...
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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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1994 Mazda MPV Intermittent Transmission Issue
1994 Mazda MPV
The owner reports intermittent transmission problems with their 1994 Mazda MPV. Symptoms include erratic shifting and occasionally being unable to shi...
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1998 Chevy Lumina Instrument Panel Light Issue
1998 Chevy Lumina
The owner reported that the instrument panel lights on their 1998 Chevy Lumina were not functioning, although other warning lights remained operationa...
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2006 Mitsubishi Galant P0421 Diagnostic Analysis
2006 Mitsubishi Galant
The owner reports a persistent check engine light on their 2006 Mitsubishi Galant after replacing the catalytic converter. They suspect that an oxygen...
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2003 Mercedes Benz S430 Electrical Load Issue
2003 Mercedes Benz S430
The owner of a 2003 Mercedes Benz S430 reports an electrical load issue when the vehicle is stored. Despite having the battery checked for voltage dra...
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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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Turn Signals Inoperative When Cold
2002 Saturn L300
The owner of a 2002 Saturn L300 reports that the turn signals do not function when the car is cold, particularly after sitting outside in the Michigan...
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1994 Nissan Pulsar N14 Parking Lights Electrical Issue
1994 Nissan Pulsar N14
The owner of a 1994 Nissan Pulsar N14 hatchback with a 1500 cc engine is experiencing an issue with the parking lights. The problem was identified whe...
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Electrical Issues Leading to Alternator Failure
1988 Ford F-150
The owner of a 1988 Ford F-150 Lariat 4WD with 223,000 KMS reports intermittent electrical problems that seem to affect the alternator. Although all f...
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1997 Chevy Lumina PCM Location and Issues
1997 Chevrolet Lumina
The owner of a 1997 Chevy Lumina with a 3.1L engine is seeking information about the location of the Powertrain Control Module (PCM). They reported hi...
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2000 Hyundai Accent Electrical Issue Diagnosis
2000 Hyundai Accent
The owner of a 2000 Hyundai Accent reports that the radio and clock are not functioning. They checked all the fuses visually and confirmed they are in...
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2000 Dodge Stratus Brake Light Issue Diagnosis
2000 Dodge Stratus
The owner reports that the high mount brake light on their 2000 Dodge Stratus is not functioning when the brake pedal is pressed. They confirmed that ...
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2006 Pontiac Grand Prix Trunk Won't Open Diagnosis
2006 Pontiac Grand Prix
The owner of a 2006 Pontiac Grand Prix reports that the trunk won't open. This issue occurs intermittently and seems to have started after some previo...
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Page 8 of 11 - Showing automotive fault analysis cases