Jeep Wrangler P0603: Keep Alive Memory → Error

P0603 is a generic OBD2 trouble code.  It indicates that your Jeep Wrangler’s keep alive memory has had an error. Keep alive memory is the data that your Wrangler’s PCM (Powertrain Control Module) has learned about how your engine conditions.  All of this sensor and driving input data is used to keep it operating efficiently. … Read more

Jeep Wrangler P0308: Misfire Detected → (cylinder 8)

  P0308 is a fairly common trouble code with the Jeep Wrangler. It’s and OBD2 code and means that a misfire has been detected in the 8th cylinder in the firing order.  You should only be seeing this code if you have an engine with at least 8 cylinders.  So, it’s mostly a code for … Read more

Jeep Wrangler P0307: Misfire Detected → (Cylinder 7)

P0307 is a fairly common trouble code with the Jeep Wrangler. It’s and OBD2 code and means that a misfire has been detected in the 7th cylinder in the firing order.  You should only be seeing this code if you have an engine with at least 7 cylinders.  So, it’s mostly a code for V8 … Read more

Jeep Wrangler P0123: TPS “A” Circuit → High Input

  P0123 is a relatively common OBD-II code.  It’s generic, which means it has the same meaning for the Jeep Wrangler as it would any other vehicle. It’s an OBDII code that references issues with the Throttle Position Sensor (TPS). It is relatively serious problem since it can leave your vehicle stranded or severely limited. The … Read more

Jeep Wrangler P0332: Knock Sensor 2 → Low input (Bank 2)

P0332 is a powertrain related OBD-II trouble code. It has the same meaning for the Jeep Wrangler as it would any other vehicle. By definition, P0332 means that the vehicles ECM/PCM is getting a signal that is lower than the defined operational range from the knock sensor (Sensor 2 | Bank 2). Clearing this code … Read more

Jeep Wrangler P0327: Knock Sensor → Low input

  P0327 is a powertrain related OBD-II trouble code. It has the same meaning for the Jeep Wrangler as it would any other vehicle. By definition, P0327 means that the vehicles ECM/PCM is getting a signal that is lower than the defined operational range. Clearing this code typically requires a new knock sensor or correcting … Read more