How many O2 sensors does a 2012 Jeep Wrangler have?
Locate the two O2 sensors in the exhaust system.
What is diagnostic code P0152?
Code P0152 is triggered when the Engine Control Module (ECM) detects an abnormally high voltage (approximately 1.2V or higher) on the signal circuit of the bank 2 sensor 1 Oxygen (O2) Sensor for an extended period of time. Sensor 1 is the oxygen sensor before the catalytic converter in reference to exhaust flow.
What side is Bank 1 on a 3.6 Pentastar?
To make things more clear, bank 1 is on the right side of the engine as viewed from behind, and bank 2 is on the left side of the engine as viewed from behind. The upper sensor is 1; the lower sensor is 2.
How many oxygen sensors does a 2013 Jeep Wrangler have?
Your Jeep has four O2 sensors.
Are there any problems with the Pentastar engine in Jeep Wrangler?
It appears the Jeep Wrangler was the most prone to the 3.6L Pentastar cylinder head problems. However, the issue affected many various models. The good news is most FCA Pentastar engines should still be covered under the extended warranty. That or the problems were already fixed.
What kind of engine does the Dodge Pentastar have?
The FCA (Fiat Chrysler Automobiles) 3.6L Pentastar engine powers many 2011 to present Dodge, Jeep, and Chrysler models. There’s a reason this 3.6L V6 has been around so long. Performance is solid for a NA V6 engine with 275-305 horsepower.
What causes weak points on 3.6 Pentastar engine?
There are only 4 weak points on the 3.6 Pentastar engine caused by plastic components used on critical engine parts. These include the following: There were also cylinder head issues with certain batches of the 2012 models which were caused by the sand casting process that resulted in head failures.
What was the problem with the 2012 Pentastar?
So we’ve established that the early model 2012 3.6 Pentastar had some head-related issue which caused premature clogging and failures. Early 2013 models where more resilient however still suffered from the plastic components failing and causing overheating and other cooling system problems.
It appears the Jeep Wrangler was the most prone to the 3.6L Pentastar cylinder head problems. However, the issue affected many various models. The good news is most FCA Pentastar engines should still be covered under the extended warranty. That or the problems were already fixed.
Are there any problems with the Chrysler 3.6 Pentastar V6?
3.6 V6 Pentastar Engine Problems and Reliability. The left side cylinder head problem had been found in about 0.5% percent of 2011-13 vehicles with 3.6-liter V-6 Pentastar engines. Engines with cylinder head failure can be easily recognized by a ticking sound from the left side.
The FCA (Fiat Chrysler Automobiles) 3.6L Pentastar engine powers many 2011 to present Dodge, Jeep, and Chrysler models. There’s a reason this 3.6L V6 has been around so long. Performance is solid for a NA V6 engine with 275-305 horsepower.
There are only 4 weak points on the 3.6 Pentastar engine caused by plastic components used on critical engine parts. These include the following: There were also cylinder head issues with certain batches of the 2012 models which were caused by the sand casting process that resulted in head failures.