Hybrid System - MIL ON/Multiple DTC's Set
ENGINEEG025-05
REVISED
Title:
M.I.L. "ON DTC P0A60, P0A63, P0A72,
P0A78, OR P0A7A
May 24, 2005
TSB REVISION NOTE:
^ May 30, 2007: The note in the Introduction has been expanded to include DTC P0A94, information code 588, and a reference to TSB No. EG058-06. The Applicable Warranty section in Warranty Information has been updated.
^ February 22, 2007: A note has been added to the Introduction, and the Op Code for "Connection of Toyota Diagnostic Tester" has been updated in the Warranty Information table.
Previous versions of this TSB should be discarded.
Introduction
Some customers with 2004 or 2005 model year Prius vehicles may experience a M.I.L. "ON" condition with DTC P0A60, P0A63, P0A72, P0A78, or P0A7A (Drive Motor 'A' or Generator Phase W Malfunction). The inverter/converter assembly has been improved to address this condition.
NOTE:
^ Do NOT apply this TSB if DTC P3009 or P0AA6 is present. For DTC P3009 or P0AA6 refer to TSB No. EG017-05, "M.I.L. 'ON' DTC POAA6 OR P3009, Information Codes 526 & 614", or EG045-06, "M.I.L. 'ON' DTC POAA6 or P3009, Information Codes 526 & 613".
^ Do NOT apply this TSB if DTC P0A94 with information code 588 is present. Refer to TSB No. EG058-06, "Master, Hybrid, & M.I.L. 'ON' DTC P0A94, Information Code 588 & DTC P0A78 Information Code 279 or 306".
Applicable Vehicles
^ 2004 model year Prius vehicles.
^ 2005 model year Prius vehicles produced BEFORE the Production Change Effective VINs in this TSB.
Warranty Information
Applicable Warranty*:
This repair is covered under the Toyota Hybrid Vehicle System Component 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 vehicles sold, registered, and operated in California, Connecticut**, Maine, Massachusetts, New Hampshire**, New Jersey**, Rhode Island**, and Vermont, this repair is covered under the California Emission Warranty, which is in effect for 180 months or 150,000 miles, whichever occurs first, from the vehicle's in-service date.
* Warranty application is limited to correction of a problem based upon a customer's specific complaint. Vehicles starting with 2005 model year.
Production Change Information
Parts Information
Required SSTs
Repair Procedure
Remove and replace the inverter/converter assembly.
Refer to the Technical Information System (TIS): 2004 or 2005 model year Prius Repair Manual, Hybrid Control System: W/converter Inverter Assy: Replacement.