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Service bulletins for the 2004 Toyota PRIUS

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

226 on file from NHTSA, as of 2026-10-19.

About P0A7F on the 2004 Toyota PRIUS: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: P0A7F are shown. Show all

Bulletins, newest first
T-SB-0074-202020-09-14. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN; EQUIPMENT; ELECTRICAL SYSTEM. TSB: Some 2003 ? 2020 model year Prius, Prius C, Prius V; 2006 ? 2019 model year Highlander Hybrid Vehicle; 2007 ? 2020 Camry Hybrid Vehicle; 2013 ? 2020 model year Avalon Hybrid Vehicle; 2016 ? 2020 model year Mirai and RAV4 Hybrid Vehicle; and 2020 model year Corolla Hybrid Vehicles may exhibit a MIL ON condition with Diagnostic Trouble Codes (DTCs) P0A80/P1AC000 and/or P0A7F/P1A8000 stored due to dust or debris buildup in the HV battery cooling fan and/or HV cooling filter. Follow the procedure in this bulletin to address this condition.
T-SB-0074-202020-09-14. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. TSB: Some 2003 ? 2020 model year Prius, Prius C, Prius V; 2006 ? 2019 model year Highlander Hybrid Vehicle; 2007 ? 2020 Camry Hybrid Vehicle; 2013 ? 2020 model year Avalon Hybrid Vehicle; 2016 ? 2020 model year Mirai and RAV4 Hybrid Vehicle; and 2020 model year Corolla Hybrid Vehicles may exhibit a MIL ON condition with Diagnostic Trouble Codes (DTCs) P0A80/P1AC000 and/or P0A7F/P1A8000 stored due to dust or debris buildup in the HV battery cooling fan and/or HV cooling filter. Follow the procedure in this bulletin to address this condition.
T-SB-0153-13_Rev2019-12-16. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. TSB: REVISION NOTICE November 13, 2019 Rev2: ? The Warranty Information section has been updated. July 02, 2019 Rev1: ? The Applicable Warranty section has been updated. Any previous printed versions of this bulletin should be discarded. Some 2004 ? 2009 model year Prius vehicles may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P0A80 or P0A7F stored due to dust or debris buildup in the HV battery cooling fan. Follow the Repair Procedure in this bulletin to address this condition.
T-SB-0153-13-Rev2019-09-03. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. TSB: REVISION NOTICE July 02, 2019 Rev1: ? The Applicable Warranty section has been updated. Any previous printed versions of this bulletin should be discarded. Some 2004 ? 2009 model year Prius vehicles may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P0A80 or P0A7F stored due to dust or debris buildup in the HV battery cooling fan. Follow the Repair Procedure in this bulletin to address this condition.
T-SB-0153-132018-04-02. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. Some 2004 ? 2009 model year Prius vehicles may exhibit a MIL ?ON? condition with Diagnostic Trouble Code (DTC) P0A80 or P0A7F stored due to dust or debris build-up in the HV Battery Cooling Fan. Use the following repair procedure to address this condition.
TSB-0166-092009-09-23. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. TOYOTA: SOME VEHICLES MAY EXHIBIT A M.I.L. ON CONDITION WITH ONE OF MORE OF THE FOLLOWING DIAGNOSTIC TROUBLE CODES (DTCS): P0AC0; P0A1F; P0A7F; P0AFA (HYBRID BATTERY PACK/SYSTEM). IMPROVEMENTS HAVE BEEN MADE TO THE HV ECU AND BATTERY ECU HARDWARE TO CORRECT THESE CONDITIONS. *PE

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.