Establish a 2003 Jeep Liberty Bank Two Sensor 1
The bank Two sensor One on your Jeep Freedom is a specialist period used to exemplify the upstream O2 sensors on the 3.7-liter engine. Your Freedom has four O2 sensors, two upstream and two downstream. The sensors recorder the exhaust leaving the engine and communicate directly with the influence domination module within the Jeep. The function charge module, or PCM, collects the details from the sensors and uses the hash to finish the air-fuel ratio needed for maximum performance of the engine. Over day, carbon deposits cause up on the sensors and may change the counsel sent to the PCM as a consequence. Provided you suspect that the bank Two sensor One on your Two thousand three Freedom is malicious, you can place and exchange it condign Homewards.
Instructions
1. Expanded your Liberty's door and practice the emergency brake. Locating the bank Two sensor One Testament desire quick contact with the engine and exhaust transaction. Whether you carry good driven your Liberty within the preceding generation, wait another comprehensive period before you linger. This Testament grant for sufficient cooling of the engine and exhaust development to prevent you from career burned.
2. Elevate the front speck of your Freedom with a hydraulic jack. The backside of both of the front tires should degree no amassed than Seven inches from the ground. Position a jack stand under the frame lambaste behind each of the front tires.
3. Lift the support arms on both of the jack stands to Ninety five percent of the height needed to actually make contact with the frame rail. Lock the support arms into position at their current height. Begin slowly lowering your Liberty down onto the jack stands. Once you see that the jack stands completely bear your Liberty's weight, lower and remove the hydraulic jack entirely.
4. Put on a pair of safety glasses and slide under your Liberty from the front bumper at the center of the engine. Look toward the rear of your Jeep and locate the muffler. Follow the exhaust pipe connected to the muffler toward you. Just before the exhaust pipe reaches the engine, you will see that it splits into two.
5. Reposition yourself so that you're able to see the exhaust pipe on the passenger's side of the engine. Follow the exhaust pipe up to where it connects on the lower side of the engine. You should see a medium-sized, round component connected to the pipe. Remove your Liberty's bank Two sensor One by first unplugging the wiring harness connected to it. Unscrew the sensor from the exhaust pipe with a suitable box-end wrench. If upon inspection, the sensor appears overly contaminated by carbon buildup, you should consider replacing your Liberty's other three oxygen sensors as well.
This is your Liberty's mini catalytic converter. Just above the catalytic converter, you should see a wiring harness connected to a small capsule-like device. This is the Two thousand three Jeep Liberty's oxygen sensor, or bank Two sensor 1.6.
