Jeep Cherokee P0171: Causes, Diagnosis, + How to Fix

One of the most common trouble codes with the Jeep Cherokee is P0171. It indicates that your Jeep Cherokee is running lean on the bank one side.  It’s the most common air/fuel mixture-related code. It’s not the most complicated OBDII trouble code to diagnose. It is also one of the most common codes. The most … Read more

P0135 Jeep Commander

P0135 is a very common OBDII code that occurs in the Jeep Commander. It is caused by a failure in one of the oxygen sensors heated elements, specifically bank 1 sensor 1. It technically stands for: P0135: Heated Oxygen Sensor → Sensor Heater Circuit Malfunction → Bank 1, Sensor 1 The purpose of the heated … Read more

P0135 Jeep Liberty

P0135 is a very common OBDII code that occurs in the Jeep Liberty. It is caused by a failure in one of the oxygen sensors heated elements, specifically bank 1 sensor 1. It technically stands for: P0135: Heated Oxygen Sensor → Sensor Heater Circuit Malfunction → Bank 1, Sensor 1 The purpose of the heated … Read more

P0135 Jeep Wrangler

P0135 is a very common OBDII code that occurs in the Jeep Wrangler. It is caused by a failure in one of the oxygen sensors heated elements, specifically bank 1 sensor 1. It technically stands for: P0135: Heated Oxygen Sensor → Sensor Heater Circuit Malfunction → Bank 1, Sensor 1 The purpose of the heated … Read more

P0135 Jeep Renegade

P0135 is a very common OBDII code that occurs in the Jeep Renegade. It is caused by a failure in one of the oxygen sensors heated elements, specifically bank 1 sensor 1. It technically stands for: P0135: Heated Oxygen Sensor → Sensor Heater Circuit Malfunction → Bank 1, Sensor 1 The purpose of the heated … Read more

P0135 Jeep Compass

P0135 is a very common OBDII code that occurs in the Jeep Compass. It is caused by a failure in one of the oxygen sensors heated elements, specifically bank 1 sensor 1. It technically stands for: P0135: Heated Oxygen Sensor → Sensor Heater Circuit Malfunction → Bank 1, Sensor 1 The purpose of the heated … Read more

P0135 Jeep Patriot

P0135 is a very common OBDII code that occurs in the Jeep Patriot. It is caused by a failure in one of the oxygen sensors heated elements, specifically bank 1 sensor 1. It technically stands for: P0135: Heated Oxygen Sensor → Sensor Heater Circuit Malfunction → Bank 1, Sensor 1 The purpose of the heated … Read more

P0135 Jeep Grand Cherokee

P0135 is a very common OBDII code that occurs in the Jeep Grand Cherokee. It is caused by a failure in one of the oxygen sensors heated elements, specifically bank 1 sensor 1. It technically stands for: P0135: Heated Oxygen Sensor → Sensor Heater Circuit Malfunction → Bank 1, Sensor 1 The purpose of the … Read more

P0135 Jeep Cherokee

P0135 is a very common OBDII code that occurs in the Jeep Cherokee. It is caused by a failure in one of the oxygen sensors heated elements, specifically bank 1 sensor 1. It technically stands for: P0135: Heated Oxygen Sensor → Sensor Heater Circuit Malfunction → Bank 1, Sensor 1 The purpose of the heated … Read more

P0449 Jeep Commander

A somewhat common issue with the Jeep Commander is the P0449 code. This code references a number that is given to you when you plug your Commander into a OBD2 scanner. P0449 deals with the evaporative emissions control (EVAP) system. It often appears with, or is related other codes, such as P0420, P0446, and very … Read more