{"vehicle":{"id":"2025_jeep_wagoneer","year":2025,"make":"Jeep","model":"Wagoneer"},"code":"P0100","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":4,"bulletins":[{"nhtsa_id":11038540,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-10-16","date":"2026-10-10","document_id":"18-083-26","mfr_campaign":null,"component":"ENGINE","summary":"Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **P2237-00 - O2 Sensor Positive Current Control Circuit/Open Bank 1 Sensor 1. ● P2240-00 - O2 Sensor Positive Current Control Circuit/Open Bank 2 Sensor 1. ● P2251-00 - O2 Sensor Negative Current Control Circuit/Open Bank 1 Sensor 1. ● P2254-00 - O2 Sensor Negative Current Control Circuit/Open Bank 2 Sensor 1. ● P2243-00 - O2 Sensor Reference Voltage Circuit/Open Bank 1 Sensor 1. ● P2247-00 - O2 Sensor Reference Voltage Circuit/Open Bank 2 Sensor 1. ● P015B-00 - O2 Sensor Delayed Response - Lean To Rich Bank 1 Sensor 1. ● P015D-00 - O2 Sensor Delayed Response - Lean To Rich Bank 2 Sensor 1. ● P2AF6-00 - Starter Relay 3 Stuck Off. ● P0E7C-00 - Coolant Bypass Valve \"B\" Control Circuit Low. ● P0E7D-00 - Coolant Bypass Valve \"B\" Control Circuit High. ● P0E7E-00 - Coolant Bypass Valve \"B\" Control Circuit Range/Performance. ● P0E7F-00 - Coolant Bypass Valve \"B\" Control Circuit Stuck/Open. ● U063C-00 - Lost Communication With Coolant Bypass Valve Actuator \"B\". ● P0100-00 - Mass Or Volume Air Flow Sensor \"A\" Circuit. ● P0101-00 - Mass Or Volume Air Flow Sensor \"A\" Circuit Range/Performance. ● P0461-00 - Fuel Level Sensor \"A\" Circuit Range/performance. ● P0073-00 - Ambient Air Temperature Sensor Circuit \"A\" High. ● P0072-00 - Ambient Air Temperature Sensor Circuit \"A\" Low. ● P062B-00 - Internal Control Module Fuel Injector Control Performance. ● B1810-00 - Driver Door Shorted Low. ● B25C7-00 - Redundant Driver Door Shorted Low.** ● U0673-00 - Lost Communication With Ion Sense Module (in active or stored status). ● P00C6-00 - Fuel Rail Pressure Too Low - Engine Cranking (in active or stored status). ● P2C90-00 - Crankcase Ventilation System - Hose \"A\" Disconnected (in active or stored status). This bulletin involves inspecting and possibly reprogramming the PCM with the latest available software.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11038540-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11038540-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11038540"},{"nhtsa_id":11038539,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-10-16","date":"2026-10-10","document_id":"18-082-26","mfr_campaign":null,"component":"ENGINE","summary":"Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **P2237-00 - O2 Sensor Positive Current Control Circuit/Open Bank 1 Sensor 1. ● P2240-00 - O2 Sensor Positive Current Control Circuit/Open Bank 2 Sensor 1. ● P2251-00 - O2 Sensor Negative Current Control Circuit/Open Bank 1 Sensor 1. ● P2254-00 - O2 Sensor Negative Current Control Circuit/Open Bank 2 Sensor 1. ● P2243-00 - O2 Sensor Reference Voltage Circuit/Open Bank 1 Sensor 1. ● P2247-00 - O2 Sensor Reference Voltage Circuit/Open Bank 2 Sensor 1. ● P015B-00 - O2 Sensor Delayed Response - Lean To Rich Bank 1 Sensor 1. ● P015D-00 - O2 Sensor Delayed Response - Lean To Rich Bank 2 Sensor 1. ● P2AF6-00 - Starter Relay 3 Stuck Off. ● P0E7C-00 - Coolant Bypass Valve \"B\" Control Circuit Low. ● P0E7D-00 - Coolant Bypass Valve \"B\" Control Circuit High. ● P0E7E-00 - Coolant Bypass Valve \"B\" Control Circuit Range/Performance. ● P0E7F-00 - Coolant Bypass Valve \"B\" Control Circuit Stuck/Open. ● U063C-00 - Lost Communication With Coolant Bypass Valve Actuator \"B\". ● P0100-00 - Mass Or Volume Air Flow Sensor \"A\" Circuit. ● P0101-00 - Mass Or Volume Air Flow Sensor \"A\" Circuit Range/Performance. ● P0461-00 - Fuel Level Sensor \"A\" Circuit Range/performance. ● P0073-00 - Ambient Air Temperature Sensor Circuit \"A\" High. ● P0072-00 - Ambient Air Temperature Sensor Circuit \"A\" Low. ● P062B-00 - Internal Control Module Fuel Injector Control Performance. ● B1810-00 - Driver Door Shorted Low. ● B25C7-00 - Redundant Driver Door Shorted Low.** ● U0673-00 - Lost Communication With Ion Sense Module (in active or stored status). ● P00C6-00 - Fuel Rail Pressure Too Low - Engine Cranking (in active or stored status). ● P2C90-00 - Crankcase Ventilation System - Hose \"A\" Disconnected (in active or stored status). This bulletin involves inspecting and possibly reprogramming the PCM with the latest available software.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11038539-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11038539-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11038539"},{"nhtsa_id":11038503,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-10-16","date":"2026-10-10","document_id":"18-083-26","mfr_campaign":null,"component":"ENGINE","summary":"Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **P2237-00 - O2 Sensor Positive Current Control Circuit/Open Bank 1 Sensor 1. ● P2240-00 - O2 Sensor Positive Current Control Circuit/Open Bank 2 Sensor 1. ● P2251-00 - O2 Sensor Negative Current Control Circuit/Open Bank 1 Sensor 1. ● P2254-00 - O2 Sensor Negative Current Control Circuit/Open Bank 2 Sensor 1. ● P2243-00 - O2 Sensor Reference Voltage Circuit/Open Bank 1 Sensor 1. ● P2247-00 - O2 Sensor Reference Voltage Circuit/Open Bank 2 Sensor 1. ● P015B-00 - O2 Sensor Delayed Response - Lean To Rich Bank 1 Sensor 1. ● P015D-00 - O2 Sensor Delayed Response - Lean To Rich Bank 2 Sensor 1. ● P2AF6-00 - Starter Relay 3 Stuck Off. ● P0E7C-00 - Coolant Bypass Valve \"B\" Control Circuit Low. ● P0E7D-00 - Coolant Bypass Valve \"B\" Control Circuit High. ● P0E7E-00 - Coolant Bypass Valve \"B\" Control Circuit Range/Performance. ● P0E7F-00 - Coolant Bypass Valve \"B\" Control Circuit Stuck/Open. ● U063C-00 - Lost Communication With Coolant Bypass Valve Actuator \"B\". ● P0100-00 - Mass Or Volume Air Flow Sensor \"A\" Circuit. ● P0101-00 - Mass Or Volume Air Flow Sensor \"A\" Circuit Range/Performance. ● P0461-00 - Fuel Level Sensor \"A\" Circuit Range/performance. ● P0073-00 - Ambient Air Temperature Sensor Circuit \"A\" High. ● P0072-00 - Ambient Air Temperature Sensor Circuit \"A\" Low. ● P062B-00 - Internal Control Module Fuel Injector Control Performance. ● B1810-00 - Driver Door Shorted Low. ● B25C7-00 - Redundant Driver Door Shorted Low.** ● U0673-00 - Lost Communication With Ion Sense Module (in active or stored status). ● P00C6-00 - Fuel Rail Pressure Too Low - Engine Cranking (in active or stored status). ● P2C90-00 - Crankcase Ventilation System - Hose \"A\" Disconnected (in active or stored status). This bulletin involves inspecting and possibly reprogramming the PCM with the latest available software.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11038503-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11038503-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11038503"},{"nhtsa_id":11038502,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-10-16","date":"2026-10-10","document_id":"18-082-26","mfr_campaign":null,"component":"ENGINE","summary":"Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **P2237-00 - O2 Sensor Positive Current Control Circuit/Open Bank 1 Sensor 1. ● P2240-00 - O2 Sensor Positive Current Control Circuit/Open Bank 2 Sensor 1. ● P2251-00 - O2 Sensor Negative Current Control Circuit/Open Bank 1 Sensor 1. ● P2254-00 - O2 Sensor Negative Current Control Circuit/Open Bank 2 Sensor 1. ● P2243-00 - O2 Sensor Reference Voltage Circuit/Open Bank 1 Sensor 1. ● P2247-00 - O2 Sensor Reference Voltage Circuit/Open Bank 2 Sensor 1. ● P015B-00 - O2 Sensor Delayed Response - Lean To Rich Bank 1 Sensor 1. ● P015D-00 - O2 Sensor Delayed Response - Lean To Rich Bank 2 Sensor 1. ● P2AF6-00 - Starter Relay 3 Stuck Off. ● P0E7C-00 - Coolant Bypass Valve \"B\" Control Circuit Low. ● P0E7D-00 - Coolant Bypass Valve \"B\" Control Circuit High. ● P0E7E-00 - Coolant Bypass Valve \"B\" Control Circuit Range/Performance. ● P0E7F-00 - Coolant Bypass Valve \"B\" Control Circuit Stuck/Open. ● U063C-00 - Lost Communication With Coolant Bypass Valve Actuator \"B\". ● P0100-00 - Mass Or Volume Air Flow Sensor \"A\" Circuit. ● P0101-00 - Mass Or Volume Air Flow Sensor \"A\" Circuit Range/Performance. ● P0461-00 - Fuel Level Sensor \"A\" Circuit Range/performance. ● P0073-00 - Ambient Air Temperature Sensor Circuit \"A\" High. ● P0072-00 - Ambient Air Temperature Sensor Circuit \"A\" Low. ● P062B-00 - Internal Control Module Fuel Injector Control Performance. ● B1810-00 - Driver Door Shorted Low. ● B25C7-00 - Redundant Driver Door Shorted Low.** ● U0673-00 - Lost Communication With Ion Sense Module (in active or stored status). ● P00C6-00 - Fuel Rail Pressure Too Low - Engine Cranking (in active or stored status). ● P2C90-00 - Crankcase Ventilation System - Hose \"A\" Disconnected (in active or stored status). This bulletin involves inspecting and possibly reprogramming the PCM with the latest available software.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11038502-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11038502-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11038502"}],"url":"https://open.wenmarpro.com/makes/jeep/wagoneer/2025/bulletins?code=P0100"},"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/jeep/wagoneer/2025/codes/P0100","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."]}