2004-2009 Toyota Prius MIL ON DTC P0A80 or P0A7F Due to Dust or Debris in the HV Battery Cooling 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 buildup in the HV battery cooling fan. Follow the Repair Procedure in bulletin T-SB-0153-13 Rev2 to address this condition.

The fix repair is to Clean HV Battery Cooling Fan, Replace HV Battery Assembly, and Install HV Battery Cooling Fan Intake Filter

This repair is covered under the Toyota Hybrid System Warranty. This warranty is in effect for 96 months or 100,000 miles, whichever occurs first, from the vehicle’s in-service date.

For California specification Prius vehicles sold, registered, and operated in California, Connecticut (starting with 2005 model year), Maine, Massachusetts, New Hampshire (2005 – 2009 model year), New Jersey (starting with 2005 model year), New York, Oregon (starting with 2008 model year), Rhode Island (starting with 2005 model year), and Vermont, this repair is covered under the California Emission Warranty, which is in effect for 120 months or 150,000 miles, whichever occurs first, from the vehicle’s in-service date.

Warranty application is limited to occurrence of the specified condition described in this bulletin