Engine light on with code P219B we replaced oxygen censors in bank 2 and still get the same reading. It’s the only one Mechanic's Assistant chat Customer: The engine light is on with code P219B. We …

The P219B code indicates a lean condition detected by the oxygen sensor, often caused by vacuum leaks, faulty sensors, or exhaust leaks. Inspect the intake manifold and vacuum lines for cracks or …

Mar 2, 2022 · The trouble code P219B can be explained as Bank 2 Air/Fuel Ratio Imbalance. This diagnostic fault code is a generic powertrain code, which means that it would apply to the OBD-II …

Customer: I have a P219B code appearing. I first noticed it about a week ago. Since the code started showing up, I've felt a bit of sluggishness during highway acceleration between 60 and 70. The …

Mar 11, 2025 · I take it in March 21. I am assuming they will replace my fuel injectors under the extended warranty. My OBD2 scanner says P219B-Bank 2 air/fuel ratio imbalance. I have 144600 …

The P219B code indicates an oxygen sensor circuit issue on bank 2, often caused by faulty O2 sensors or wiring problems. Since injectors, coil packs, and MAP sensor were replaced, inspect the oxygen …

2015 Chevrolet Tahoe P219B Code: Causes and Fixes Tahoe often faces P219B due to exhaust leaks and faulty air-fuel ratio sensor readings. The P219B code indicates a lean condition detected by the …

Feb 9, 2023 · Fuel Injector Replacement: P219B performed cylinder a/f test cylinder 2 and 4 failed test. All injectors must be replaced. The fuel injector "injects" gas under pressure into the intake manifold. …

The P219B code indicates a lean condition on bank 1, often caused by faulty oxygen sensors or vacuum leaks. Inspect the upstream O2 sensor and intake manifold gaskets for leaks. A dirty or failing MAF …

2015 Silverado P219B Code: Causes and Fixes for Sluggish Acceleration Silverado often faces fuel trim errors and oxygen sensor faults causing performance issues. The P219B code indicates a lean …