Easiest Way to Determine if Relay of Vehicle is Bad
Updated 07/16/2018 | Published 07/14/2018
Question:
My trailer lights arent working on a 15 F250 I bought used. I checked all the regular fuses but how can I tell if a relay is bad?
asked by: Doug
0
Expert Reply:
Easiest way to determine if a relay is bad is to swap a known good relay in it's location. If the circuit comes alive after doing the swap then you know the issue was just a bad relay. If not then it's something else.
expert reply by:
Jameson C
0
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