{"vehicle":{"id":"2017_ford_f-250","year":2017,"make":"Ford","model":"F-250"},"code":"P0402","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":5,"bulletins":[{"nhtsa_id":10168760,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-12-04","date":"2019-11-18","document_id":"TSB 19-2343","mfr_campaign":null,"component":"ELECTRICAL SYSTEM; POWER TRAIN","summary":"This message is superseding TSB 19-2271 to update the Issue, Action and Service Procedure. Some 2017-2018 F-Super Duty and 2019 F-Super Duty F-450/F-550 Chassis Cab only vehicles equipped with a 6.7L engine built on or before 9-Jan-2019 may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P2074, P0401, P0402 and/or P0170. This may be due to various strategies within the powertrain control module (PCM) software. To correct the condition, follow the Service Procedure steps to reprogram the PCM and perform a mass air flow (MAF) parameter reset.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10168760-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10168760-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10168760"},{"nhtsa_id":10165700,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-10-04","date":"2019-09-06","document_id":"TSB 19-2271","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING","summary":"Some 2017-2019 F-Super Duty vehicles equipped with a 6.7L engine built on or before 9-Jan-2019 may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P2074, P0401, P0402 and/or P0170. This may be due to various strategies within the powertrain control module (PCM) software. To resolve this condition, follow the Service Procedure steps to reprogram the PCM and perform a mass air flow (MAF) parameter reset.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10165700-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10165700-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10165700"},{"nhtsa_id":10160813,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-06-05","date":"2019-05-22","document_id":"TSB19-2160","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)","summary":"Some 2017-2019 F-Super Duty vehicles equipped with a 6.7L engine built on or before 9-Jan-2019 may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P2074, P0401, P0402 and/or P0170. This may be due to various strategies within the powertrain control module (PCM) software. To resolve this condition, follow the Service Procedure steps to reprogram the PCM and perform a mass air flow (MAF) parameter reset. Follow the service procedure steps to correct the condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10160813-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10160813-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10160813"},{"nhtsa_id":10095962,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-03-20","date":"2016-11-02","document_id":"TSB 16-0152","mfr_campaign":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)","summary":"SOME 2017 F-SUPER DUTY VEHICLES EQUIPPED WITH A 6.7L ENGINE BUILT ON OR BEFORE 24-OCT-2016 MAY EXHIBIT DTC P0402 IN THE POWERTRAIN CONTROL MODULE (PCM). THIS MAY BE DUE TO A MASS AIR FLOW (MAF) SENSOR ADAPTION FEATURE WHICH HAS NOT YET LEARNED THE APPROPRIATE VALUES FOR THE VEHICLE OPERATING CONDITION. FOLLOW THE SERVICE PROCEDURE STEPS TO CORRECT THE CONDITION.","document":null,"url":"https://open.wenmarpro.com/bulletins/10095962"},{"nhtsa_id":10090655,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-02-07","date":"2016-10-06","document_id":"SSM 46115","mfr_campaign":null,"component":"ENGINE","summary":"SOME 2017 F-SUPER DUTY VEHICLES EQUIPPED WITH A 6.7L ENGINE MAY EXHIBIT AN ILLUMINATED MIL WITH DTC P0402 IN THE POWERTRAIN CONTROL MODULE (PCM). WHEN PERFORMING PINPOINT TEST W IN THE POWERTRAIN CONTROL/EMISSIONS DIAGNOSIS (PC/ED) MANUAL, IF DIRECTED TO PERFORM STEP W10, DISREGARD AND PROCEED TO STEP W11. INTEGRATED DIAGNOSTIC SYSTEM (IDS) CURRENTLY DISPLAYS INCORRECT DATA FOR PIDS EGR_A_ACT (PER) AND EGRPDES THAT STEP W10 USES. THE IDS SCAN TOOL WILL BE UPDATED TO CORRECT THIS CONCERN.","document":null,"url":"https://open.wenmarpro.com/bulletins/10090655"}],"url":"https://open.wenmarpro.com/makes/ford/f-250/2017/bulletins?code=P0402"},"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/ford/f-250/2017/codes/P0402","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."]}