Is there any equipment that can diagnose problems causing brake and rear signals not to work

Asked by Mar 16, 2015 at 04:19 AM about the Dodge Ram

Question type: Maintenance & Repair

Already replaced fuses bulbs brake
and signals switches

1 Answer


Most problems are ground related or some one dropped off a curb and wiped out the trailer connector breaking a lot of wiring in the rear harness. The best tool for this job is just a simple test light and a wiring schematic.

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