Updated Fuel Filler Cap
Jeep technical service bulletin 1400522REVB for 2021 Jeep Wrangler, 2021 Ram 1500 and 2021 Ram 2500 and others.
- Bulletin number
- 1400522REVB
- Component
- Fuel system, gasoline
- Summary
- Updated Fuel Filler Cap This bulletin involves updating the fuel filler cap with improved version. 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: P0455 - EVAP System Large Leak. P0456 - EVAP System Small Leak. P04EC - EVAP System Large Leak Detected - Fuel Tank Side. P04EE - EVAP System Very Small Leak Detected - Fuel Tank Side.
Vehicles covered
- Jeep Wrangler 2021 2021
- Ram 1500 2021 2021
- Ram 2500 2021 2021
- Ram 3500 2021 2021
- Dodge Challenger 2021 2021
- Jeep Gladiator 2021 2021
- Ram Promaster 2021 2021
- Ram 5500 2021 2021
- Ram 4500 2021 2021
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