Correcting Jeep Barometric Pressure Sensor Reading

Nov. 14, 2023
This bulletin applies to 2018 Jeep Renegade, Cherokee and Compass vehicles.

This bulletin applies to 2018 Jeep Renegade, Cherokee and Compass vehicles. This bulletin only applies to KL vehicles built on or after Nov. 14, 2017, and on or before Jan. 2, 2018, equipped with a 2.4L Multiair engine; BU & FB vehicles built on or after Feb. 2, 2018, and on or before March 9, 2018, with a 2.4L engine; and MP vehicles built on or after Dec. 19, 2017, and on or before Jan. 4, 2018, also with a 2.4L engine.

Customers may experience a MIL on and the vehicle may go into limp mode due to an inaccurate barometric pressure sensor reading. The technician may find DTC P2226 (baro pressure sensor) set.

Using a scan tool, check for other DTCs and correct as needed before proceeding.

Replace the PCM under warranty.

P/N                             PCM APPLICATION

68342093AA............ KL vehicles

68342094AA............ FB & BU vehicles

68342095AA............ MP vehicles

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