{"vehicle":{"id":"2023_subaru_forester","year":2023,"make":"Subaru","model":"Forester"},"code":"P0021","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":3,"bulletins":[{"nhtsa_id":10248198,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2024-01-03","date":"2023-12-15","document_id":"09-104-23R","mfr_campaign":null,"component":"ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; EQUIPMENT","summary":"This bulletin announces availability of reprogramming files for the Engine Control Module (ECM) to address rare cases of DTCs P0011 (“A” Camshaft Position – Timing Over-Advanced or System Performance Bank 1) and P0021 (“A” Camshaft Position – Timing Over-Advanced or System Performance Bank 2) detected by the ECM.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10248198-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10248198-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10248198"},{"nhtsa_id":10244897,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-11-06","date":"2023-10-12","document_id":"09-104-23R","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)","summary":"This bulletin announces availability of reprogramming files for the Engine Control Module (ECM) to address rare cases of DTCs P0011 (“A” Camshaft Position – Timing Over-Advanced or System Performance Bank 1) and P0021 (“A” Camshaft Position – Timing Over-Advanced or System Performance Bank 2) detected by the ECM. The new files contain enhanced logic to optimize the detection parameters of DTCs P0011 & P0023.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10244897-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10244897-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10244897"},{"nhtsa_id":10237260,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-06-05","date":"2023-05-09","document_id":"09-104-23","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); ENGINE AND ENGINE COOLING","summary":"This bulletin announces availability of reprogramming files for the Engine Control Module (ECM) to address rare cases of DTCs P0011 (“A” Camshaft Position – Timing Over-Advanced or System Performance Bank 1) and P0021 (“A” Camshaft Position – Timing Over-Advanced or System Performance Bank 2) detected by the ECM.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10237260-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10237260-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10237260"}],"url":"https://open.wenmarpro.com/makes/subaru/forester/2023/bulletins?code=P0021"},"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/subaru/forester/2023/codes/P0021","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."]}