{"vehicle":{"id":"2018_toyota_sienna","year":2018,"make":"Toyota","model":"Sienna"},"code":"P2756","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":5,"bulletins":[{"nhtsa_id":10198153,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-06-21","date":"2021-05-26","document_id":"T-SB-0122-20 Rev","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); ELECTRICAL SYSTEM","summary":"TSB: Some 2017 ? 2018 model year Highlander and Sienna, 2018 model year Camry, and 2019 model year Avalon vehicles with and without the stop and start feature may exhibit a MIL ON condition with Diagnostic Trouble Codes (DTCs) P07407E and/or P27567F. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to reduce the possibility of this condition. Follow the Repair Procedure in this bulletin to address this condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10198153-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10198153-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10198153"},{"nhtsa_id":10198131,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-06-21","date":"2021-05-11","document_id":"T-SB-0160-18 Rev","mfr_campaign":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE","summary":"TSB: Some 2017 ? 2018 model year Highlander and Sienna vehicles may exhibit a whine noise while driving, a harsh shift, MIL ON, or reduced power. The following Diagnostic Trouble Codes (DTCs) may be present: P07457F, P07757F, P07957F, P28077F, P28167F, P08BA7F, P27137F, P07407E, P27567F, P211904, or P071531. For transaxles within the specified dates that meet the required symptoms, a remanufactured transaxle is available. Follow the Repair Procedure in this bulletin to address this condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10198131-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10198131-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10198131"},{"nhtsa_id":10187266,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-02-16","date":"2021-01-22","document_id":"T-SB-0122-20 Rev","mfr_campaign":null,"component":"ELECTRICAL SYSTEM","summary":"TSB: Some 2017 ? 2018 model year Highlander and Sienna, 2018 model year Camry, and 2019 model year Avalon vehicles with and without the stop and start feature may exhibit a flex lock-up concern and MIL ON with Diagnostic Trouble Codes (DTCs) P07407E and/or P27567F. Vehicles that have experienced a delay in engagement from R to D will experience flex lock-up concerns from loss of solenoid pressure. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to reduce the possibility of this condition. Follow the Repair Procedure in this bulletin to address this condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10187266-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10187266-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10187266"},{"nhtsa_id":10185791,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-01-25","date":"2020-12-14","document_id":"T-SB-0122-20","mfr_campaign":null,"component":"ELECTRICAL SYSTEM","summary":"TSB: Some 2017 ? 2018 model year Highlander and Sienna, 2018 model year Camry, and 2019 model year Avalon vehicles with and without the stop and start feature may exhibit a flex lock-up concern and MIL ON with Diagnostic Trouble Codes (DTCs) P07407E and/or P27567F. Vehicles that have experienced a delay in engagement from R to D will experience flex lock-up concerns from loss of solenoid pressure. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to reduce the possibility of this condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10185791-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10185791-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10185791"},{"nhtsa_id":10153235,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-02-19","date":"2018-12-17","document_id":"T-SB-0160-18","mfr_campaign":null,"component":"POWER TRAIN:AXLE ASSEMBLY","summary":"TSB: Some 2017 ? 2018 model year Highlander and Sienna vehicles may exhibit a whine noise while driving, a harsh shift, MIL ON, or reduced power. The following Diagnostic Trouble Codes (DTCs) may be present. ? P07457F ? P07757F ? P07957F ? P28077F ? P28167F ? P08BA7F ? P27137F ? P07407E ? P27567F ? P211904 ? P071531 For transaxles within the specified dates that meet the required symptoms, a remanufactured transaxle is available. Follow the Repair Procedure in this bulletin to address this condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10153235-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10153235-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10153235"}],"url":"https://open.wenmarpro.com/makes/toyota/sienna/2018/bulletins?code=P2756"},"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/toyota/sienna/2018/codes/P2756","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."]}