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JEEP

1400422 REVA

Manufacturer communications

Publication date
2022-03-24
Received by NHTSA
2022-05-31
NHTSA record numbers
10212423

Manufacturer summary

Original wording in English

Updated Fuel Filler Cap and Fuel Filler Tube This bulletin involves updating the upper fuel filler tube and cap with improved versions. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P04EC - EVAP System Large Leak Detected - Fuel Tank Side. P04EE - EVAP System Very Small Leak Detected - Fuel Tank Side. Customers may also comment the following:There is a "Check Gas Cap" message in the Instrument Panel Cluster (IPC).The above condition is caused from an air leak through the fuel filler cap and fuel filler neck seal.

NHTSA manufacturer communications ↗

Reported code forms

P04ECP04EE

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
JeepWRANGLER2021

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