Lighting System Problems Analysis Cases

Analysis of headlight, taillight, and other automotive lighting system issues.

2001 Audi A6 Oil Fumes and Check Engine Light Issue
2001 Audi A6
The owner of a 2001 Audi A6 with a biturbo engine reports oil fumes coming from the engine and a check engine light illuminated. Previous checks on th...
Audi A6 turbocharger
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Oxygen Sensor Diagnosis for 2001 Dodge Grand Caravan
2001 Dodge Grand Caravan
The owner of a 2001 Dodge Grand Caravan with a 3.8L engine is experiencing a persistent check engine light. After visiting AutoZone, they were informe...
Oxygen Sensor Dodge Grand Caravan Check Engine Light
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1996 Dodge Caravan Won't Start After Multiple Repairs
1996 Dodge Caravan
The owner reports that their 1996 Dodge Caravan has been experiencing starting issues after multiple repairs over the past three months. The check eng...
Dodge Caravan 1996
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1999 Ford Windstar Check Engine Light Issue
1999 Ford Windstar
The owner reports that the Check Engine light and brake light on their 1999 Ford Windstar remain illuminated. Despite the car running normally, it fai...
Ford Windstar Check Engine light
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1997 Buick Skylark EGT Light on Dash
1997 Buick Skylark
The owner of a 1997 Buick Skylark reports that both the EGT light and check engine light are illuminated on the dashboard. The issue seems to arise in...
Buick Skylark EGT
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1998 Mazda Millenia Check Engine Light - Misfire in Cyl #5
1998 Mazda Millenia
The owner reports that the check engine light has illuminated, and the engine is shaking. They have replaced the spark plugs, ignition wires, rotor, c...
Mazda Millenia check engine light
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2001 Ford Windstar Check Engine Light Diagnostics
2001 Ford Windstar
The owner reports that the check engine light is illuminated on their 2001 Ford Windstar. They had previously replaced the intake manifold gasket and ...
Ford Windstar check engine light
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1997 Oldsmobile Cutlass Check Engine Light Diagnosis
1997 Oldsmobile Cutlass
The owner reports that the 'SERVICE ENGINE SOON' light is illuminated on their 1997 Oldsmobile Cutlass (V6 engine, approximately 275,000 miles). They ...
Oldsmobile Cutlass check engine light
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1996 Honda Accord Blinking Check Engine Light
1996 Honda Accord
The check engine light on my 1996 Honda Accord started blinking, particularly when driving under 70 mph or below 3,000 rpm. After having the code read...
Honda Accord check engine light
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1996 Buick Park Avenue Check Engine Light Diagnosis
1996 Buick Park Avenue
The owner of a 1996 Buick Park Avenue with a 3.8L engine and around 100,000 miles reports that an employee tampered with the car, causing the check en...
Buick Park Avenue check engine light
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Odometer Dim Issue in 2005 Ford Freestar
2005 Ford Freestar
The owner of a 2005 Ford Freestar reports that the odometer is too dim to see when the car is started outside, although it is visible when started in ...
Ford Freestar odometer
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2009 Pontiac G6 Security Light and Communication Issues
2009 Pontiac G6
The owner reports that the security light on their 2009 Pontiac G6 remained illuminated after a series of key cycles. Initially, the car also chimed a...
Pontiac G6 security light
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Driver Side Airbag Light Code 34 Diagnosis
2005 Lincoln Town Car
The driver side airbag light on a 2005 Lincoln Town Car is flashing a code 34, which indicates a low resistance or short in the driver side airbag cir...
airbag diagnostics Lincoln
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Intermittent Low Beam Headlight Failure Diagnosis
2005 Buick LaCrosse
The owner of a 2005 Buick LaCrosse has reported that the low beam headlights turn off intermittently. This issue occurs unpredictably while driving an...
Buick LaCrosse headlights
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Subaru Outback Tail and Parking Lights Stay On
2006 Subaru Outback
The owner reports that the tail and parking lights on their 2006 Subaru Outback remain illuminated even after the engine is turned off. Attempts to tu...
Subaru Outback lighting issues
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2005 Dodge Ram 1500 Starting Issues and Gear Indicator Lights
2005 Dodge Ram 1500
The owner reports that recently the dashboard gear indicators light up as if the truck is in all gears when starting. When the brake is applied and th...
Dodge Ram 1500 starting issues
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1994 Toyota Celica - Dead Battery and Oil Light Issue
1994 Toyota Celica
The vehicle owner reports that their 1994 Toyota Celica is completely dead, with the battery and oil warning lights illuminated when the key is turned...
Toyota Celica Electrical Issues
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1994 Jeep Cherokee Headlight Switch Issues
1994 Jeep Cherokee
The owner reported that the headlights stopped working, prompting a switch replacement. After installing the new switch, the headlights worked, but th...
headlight switch Jeep Cherokee lighting issue
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