the code 55 lets you know when all the codes have been presented, as for the code 12 that can be found online by typing in (year) Jeep troublecodes and it should give a brief description. Good luck
12 = battery has been disconnected
27 = Injector #1 output driver does not respond properly to the control signal.
or
Injector #2 output driver does not respond properly to the control signal.
or
Injector #3 output driver does not respond properly to the control signal.
or
Injector #4 output driver does not respond properly to the control signal.
or
Injector #5 output driver does not respond properly to the control signal.
or
Injector #6 output driver does not respond properly to the control signal.
55 = end of code sequence
12 means that the codes have been cleared within the last 50-100 starts and 55 means end of test
call autozone they wil tell you
That is a fan relay error. Recommend replacing the relay, these jeeps are notorious for burning them up.
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That is a fan relay error. Recommend replacing the relay, these jeeps are notorious for burning them up.
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if you go to youtube and type how to fix error code 51330 it could help.
Code 13 is no vehicle speed sensor signal. Check/replace the speed sensor on the tailshaft of the transfer case.
no
Restarting your computer should fix the problem.
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55 code is not an error code, it signals end of codes. If no other codes preceded it, you have no error codes.