12 equals battery disconnected recently,43 equals engine misfire(get diagnostic done to find out which cylinder)and 55 means end of codes
What are the wire color codes on the tail lights of a 03 jeep grand Cherokee?Read more: What_are_the_wire_color_codes_on_the_tail_lights_of_a_03_jeep_grand_Cherokee.
Codes on a 1995 Jeep are two digits long. So 5 means nothing.
I just had the same readings on my Jeep Grand Cherokee Limited. I was told that the injector circuit cylinders are open ex. p0202 would be cylinder 2. But I was also told these may be false codes due to the tps sensor. Did you also get a p0121?
All codes for a 2004 jeep grand Cherokee would be four digits prefaced by a p for powertrain codes, a c for chassis codes, and a b for body codes. On a 1995 and before jeep a code 15 was a vehicle speed sensor failure.
It is either a Cherokee, Grand Cherokee, or Wrangler. The model codes are xj, wj, and tj.
With a scan tool.
bad plugs
With a scan tool, or unhooking the battery.
Battery? No spark? No fuel? Any trouble codes in the computer?
The diagnostic code 12 51 55 is actually not a code for the 1994 Jeep Grand Cherokee Laredo. The 12 means that it has started searching for codes. The 51 is oxygen sensor stuck lean. The 55 means it is finished searching for codes. Getting this means nothing is wrong.
Have it checked for codes, the throttle position sensor has probably failed.
You need to have the abs codes read, repair the cause, and the light will turn itself off.