1993 Jeep Grand Cherokee "code 12" Questions

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Question about Jeep Grand Cherokee

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code "12" & "55" mean on a 1995 jeep grand cherokee lerado 12 is a battery disconnect within the last 50 start cycles and 55 means the end of the diagnostic cycle. Basically the computer found nothing

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...code 12 to i dont think that this is the problem but i need code 12 in usa we use OBD2 and a real OBD2 scan tool and if not USA and is code 12 ,it is the problem. OBD1 uses that , code 12, long gone ...

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Question about Jeep Grand Cherokee

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and is turning but no spark even with new rotor cap, and coil. Getting codes 12, 11, and 55 Code 12 - BAttery disconnected recently Code 11 - Oxygen Sensor faut code Code 55 - End Test Hope this helps

Question about Jeep Grand Cherokee

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code 12 means for a 1994 Jeep Grand Cherokee Limited? Code 12 on any Chrysler or Jeep vehicle simply indicates the battery has been disconnected. Most of the time this code is induced when someone has

Question about Jeep Grand Cherokee

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...is after cycling the ignition key 3 times. Thanks for your time! code 12 is no vehicle speed it is normal because the jeep was not moving and code 55 is end of fault codes also normal......HAVE ...

Question about Jeep Grand Cherokee

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...12 and 47 Code 12 is Battery voltage to PCM disconnected within last 50 key-on cycles.  So it's not a problem.Code 47 is Battery under voltage.  Probable cause is: Check the charging ...

Question about Jeep Grand Cherokee

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12 is usually a power disconnect, 14 is usually a map sensor 56 I'm not sure of...likely you mis-read it and it was a 55, indicating that the code sequence has ended (nothing code)...right after which

Question about Jeep Grand Cherokee

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...Code 12 :--- It means that the Battery Input to the PCM has been disconnected for many last key start. Code 42 :--- It means that there is a Open or Shorted condition detected in the Auto-shutdown of ...

Question about Jeep Grand Cherokee

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...code 12 -27-55 Code 12 = Battery was disconnectedwithin the last 50 key cyckes. Ignore this code, it is normal when the battery is disconnected. Code 55 = Completion of diagnostic codes. 55 means end ...

Question about Jeep Grand Cherokee

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code 12 problem solving on jeep grand cherokee Trying to fix problem code 12 and code 55 what do they mean...what parts are they....where is the problems located... code 12....The upstream sensor is ...

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