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JEEP

1801922REVA

Manufacturer communications

Publication date
2022-06-15
Received by NHTSA
2022-09-26
NHTSA record numbers
10221487

Manufacturer summary

Original wording in English

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following DTCs have been set: P0335 - Crankshaft Position Sensor Circuit. P0339 - Crankshaft Position Sensor Intermittent. P2C90 - Crankcase Ventilation System - Hose "A" Disconnected . P2172 - High Airflow/Vacuum Leak Detected (Instantaneous Accumulation). P02EE - Cylinder 1 Injector Circuit Performance. P02EF - Cylinder 2 Injector Circuit Performance. P02F0 - Cylinder 3 Injector Circuit Performance. P02F1 - Cylinder 4 Injector Circuit Performance. P0441 - EVAP Purge System Performance. P0607 - ECU Internal Performance. P0506 - Idle Speed Performance Lower Than Expected.

NHTSA manufacturer communications ↗

Reported code forms

P02EEP02EFP02F0P02F1P0335P0339P0441P0506P0607P2172P2C90

Manufacturer wording

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

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MakeModelModel year
JeepWRANGLER2020

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