{"vehicle":{"id":"2014_dodge_durango","year":2014,"make":"Dodge","model":"Durango"},"code":"P0456","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":5,"bulletins":[{"nhtsa_id":10236933,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-05-30","date":"2023-04-15","document_id":"1804823","mfr_campaign":null,"component":"EQUIPMENT; ENGINE AND ENGINE COOLING","summary":"wiTECH Small Leak Verification Test (SLVT) - P0456-EVAP SYSTEM SMALL LEAK","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10236933-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10236933-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10236933"},{"nhtsa_id":10228114,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-12-19","date":"2016-05-07","document_id":"1805616","mfr_campaign":null,"component":"ELECTRICAL SYSTEM; POWER TRAIN; ENGINE AND ENGINE COOLING","summary":"Flash: Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. The following powertrain system improvements/enhancements are included in this software release. These symptoms are broken down by vehicle: 2015 WK 3.0L engine (Sales Code EHD) · ** P0456 - EVAP System Small Leak.** · Enhancements to remote engine start. 2015 WK 5.7L engine (Sales Code EZH) · ** P0456 - EVAP System Small Leak.** · U0140-00 - Lost Communication with Body Control Module (BCM). · Enhancements to improve a slight lag or hesitation during Multi Displacement System (MDS) mode transitions. · Enhancements to improve a slight drop in engine RPM when the vehicle is shifted to reverse or drive within 3 seconds of a cold start. 2014 WD 5.7L engine (Sales Code EZH) · Enhancements to improve a slight drop in engine RPM when the vehicle is shifted to reverse or drive within 3 seconds of a cold start. 2015 WD 5.7L engine (Sales Code EZH) · ** P0456 - EVAP System Small Leak.** · Enhancements to remote engine start.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10228114-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10228114-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10228114"},{"nhtsa_id":10181479,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-10-26","date":"2016-05-07","document_id":"18-056-16","mfr_campaign":null,"component":"ENGINE; ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION","summary":"Flash: Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. The following powertrain system improvements/enhancements are included in this software release. These symptoms are broken down by vehicle: 2015 WK 3.0L engine (Sales Code EHD) · ** P0456 - EVAP System Small Leak.** · Enhancements to remote engine start. 2015 WK 5.7L engine (Sales Code EZH) · ** P0456 - EVAP System Small Leak.** · U0140-00 - Lost Communication with Body Control Module (BCM). · Enhancements to improve a slight lag or hesitation during Multi Displacement System (MDS) mode transitions. · Enhancements to improve a slight drop in engine RPM when the vehicle is shifted to reverse or drive within 3 seconds of a cold start. 2014 WD 5.7L engine (Sales Code EZH) · Enhancements to improve a slight drop in engine RPM when the vehicle is shifted to reverse or drive within 3 seconds of a cold start. 2015 WD 5.7L engine (Sales Code EZH) · ** P0456 - EVAP System Small Leak.** · Enhancements to remote engine start.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10181479-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10181479-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10181479"},{"nhtsa_id":10141279,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-06-18","date":"2016-05-07","document_id":"18-056-16","mfr_campaign":null,"component":"ENGINE; ELECTRICAL SYSTEM","summary":"Flash: Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. The following powertrain system improvements/enhancements are included in this software release. These symptoms are broken down by vehicle: 2015 WK 3.0L engine (Sales Code EHD) · ** P0456 - EVAP System Small Leak.** · Enhancements to remote engine start. 2015 WK 5.7L engine (Sales Code EZH) · ** P0456 - EVAP System Small Leak.** · U0140-00 - Lost Communication with Body Control Module (BCM). · Enhancements to improve a slight lag or hesitation during Multi Displacement System (MDS) mode transitions. · Enhancements to improve a slight drop in engine RPM when the vehicle is shifted to reverse or drive within 3 seconds of a cold start. 2014 WD 5.7L engine (Sales Code EZH) · Enhancements to improve a slight drop in engine RPM when the vehicle is shifted to reverse or drive within 3 seconds of a cold start. 2015 WD 5.7L engine (Sales Code EZH) · ** P0456 - EVAP System Small Leak.** · Enhancements to remote engine start.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10141279-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10141279-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10141279"},{"nhtsa_id":10121701,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-11-03","date":"2016-07-21","document_id":"18-055-16 REV. A","mfr_campaign":null,"component":"ENGINE; ELECTRICAL SYSTEM; POWER TRAIN","summary":"Flash: Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the PCM with the latest available software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation a technician may find the following DTCs set in the PCM memory: · **P0335 - Crankshaft Position Sensor Circuit. · P0456 - Evaporative System Small Leak (applies to 2014 MY only). · P2299 - Brake Pedal Position/Accelerator Pedal Position Incompatible (applies to 2015 MY only).** · P0456 - EVAP System Small Leak. · P0301 - Cylinder 1 Misfire. · P0302 - Cylinder 2 Misfire. · P0303 - Cylinder 3 Misfire. · P0304 - Cylinder 4 Misfire. · P0305 - Cylinder 5 Misfire. · P0306 - Cylinder 6 Misfire · P0300 - Multiple Cylinder Misfire. · P0513 - Invalid SKIM Key.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10121701-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10121701-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10121701"}],"url":"https://open.wenmarpro.com/makes/dodge/durango/2014/bulletins?code=P0456"},"related":{"components":[],"bulletins":[],"recalls":{"may_apply":true,"recalls":[],"lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null}}},"url":"https://open.wenmarpro.com/makes/dodge/durango/2014/codes/P0456","note":"The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.","attribution":["Contains information licensed under the Open Government Licence – Canada."]}