Diagnostic trouble code (DTC) P05B0 stored in the powertrain control module (PCM) during a self-test

Bulletin number

TSB 26-2436

Component

Power train

Summary

Some of the vehicles listed in the Model statement above may have diagnostic trouble code (DTC) P05B0 stored in the powertrain control module (PCM) during a self-test. An illuminated malfunction indicator lamp (MIL) will be present on 2024-2025 vehicles with DTC P05B0 stored in the PCM. This may be due to a damaged lower active grill shutter housing end stops and/or vane lobe (allowing for over travel) or a lower active grill shutter actuator.

Owners of these vehicles have filed 245 complaints in the transmission category.