wrench light

  1. Gruca

    Wrench light with no codes thrown

    I just wanted to share my experience, in the off chance it helps someone else out. I’ve been driving my 14 Mustang GT off and on this winter and after 15 minutes or so of driving, the wrench light would come on and the car goes into limp mode. It throws no codes and if you turn the car off and...
  2. O

    Wrench light, no limp mode, and o2 sensors?

    Hi guys, My car starts to mess with me again after the pulley shenanigans...:shrug: The car drives fine, then if I step on it and drive semi aggressively, the car will throw a wrench light. Code reader tells me that there are two codes: P0155: O2 sensor heater circuit (Bank 2 Sensor 1)...

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