Q: aftermarket AC installation for Jeep Renegade

Although these codes are both for the downstream O2 sensor, they are completely different. The first code, P0136 (https://www.yourmechanic.com/article/p0136-obd-ii-trouble-code-o2-sensor-circuit-malfunction-bank-1-sensor-2-by-jay-safford), has to do with actual sensor performance. The second code, P0141 (https://www.yourmechanic.com/article/p0141-obd-ii-trouble-code-o2-sensor-heater-circuit-malfunction-bank-1-sensor-2-by-jay-safford), has to do with the sensor heater circuit performance....

I am not sure how this could have effected your transmission but the other issues you had are very likely related to adding too much oil. Depending on how much extra oil was added, the oil level may have reached...

This can happen for many reasons, however usually a loud pop or backfire is a sign of a lean fuel condition or an ignition timing problem. A lean fuel condition can be caused by a faulty mass air flow sensor...

Hi there: Actually, instead of trying to trace this as an ignition issue, the problem is most likely fuel related; perhaps as simple as clogged or dirty throttle body or fuel injectors that need to be cleaned. Completing this service...

Hello, thank you for writing in. There are several causes for high idle after starting. The first thing to consider (although it has its limits), is that the engine does need more fuel when cold. This is why all cars...

Hello - yes, it is possible for a water pump failure to cause damaged power steering pump hose(s). If the water pump seizes suddenly, which happens often when they fail, the serpentine belt (https://www.yourmechanic.com/article/how-to-check-belts-in-your-car-by-robert-tomashek), which also drives the power steering...

You might want to first check and see if any diagnostic trouble codes (OBD-II codes) have been stored. Prior to performing diagnostics be sure you have a fully, 100% charged battery. New batteries are not necessarily charged at time of...

There is a test protocol in the factory service manual that is relied on to determine if a tie rod end is "worn out". Per the protocol, if it turns out that only 1 tie rod end is worn out,...

Hi Jeff. Thanks for sending your question today. Since you're receiving multiple codes that essentially are related to the same components, I would first recommend resetting the codes correctly, by having a professional mechanic access the OBD-II from the ECU...