Crazy Lights

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Crazy Lights
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Feed Back
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Some very strange things can happen to the
electrical system on a vehicle
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It may seem that you may have all kinds of
short circuits to deal with
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NORMAL OPERATING LIGHT CIRCUIT
C 290 BOTTOM
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BLOWN DOME LIGHT FUSE
C 291 TOP
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BLOWN DOME FUSE WITH DOOR SWITCH CLOSED
C 291 B0TT0M
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BRAKE LIGHT SWITCH CLOSED
C 292 TOP
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CIGAR LIGHTER FUSE BLOWN
C 292 BOTTOM
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OPENING DOOR CAUSES COURTESY LIGHT TO GO OUT AND
DOME LIGHT GETS BRIGHTER
C 293 TOP
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DOME AND COURTESY LIGHTS GO OUTWHEN BRAKES ARE
APPLIED
C 293 BOTTOM
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CORRODED TERMINALSCAUSE FEEDBACK
C 294 TOP
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Keep calm!

• It is usually easier to fix than you first think.

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You might even make money on the deal
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Example

• The dash, park, tail, light circuit
• The Cigar lighter circuit
• The courtesy light circuit

Chrysler
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With a Systematic approach, crazy Lights
problems can become simple problems.
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First, do not panic
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Keep in mind that whatever caused the problem, a
feedback was created and electricity picked out a
new path
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An easier way to go!
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Fouled-up or crossed wires is the least of your
worries
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Start with the simple checks first
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Follow this procedure

• Check for blown or missing fuses
• Check all the lights
• Are any to
• bright?
• dim
• Wrong bulbs?
• Poor grounds?

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Follow this procedure

• Check the body ground
• to the chassis
• back to the battery
• Check for clean and tight electrical connections
  in the suspect area

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End
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