Engine Controls - MIL ON/DTC's P0300 P0301 P0302 P0303 P0304
ENGINEEG006-02
REVISED
Title:
M.I.L. "ON," ENGINE MISFIRE
P0300/01/02/03/04
Models:
'01 Prius
March 1, 2002
TSB REVISION NOTICE:
^ June 18, 2007: The OFP section of the Warranty Information table has been updated.
The Applicable Warranty section has been updated.
^ March 2, 2007: The OPN (now titled OFP) of the Warranty Information table has been updated. The ECM part number of the Parts Information table has been updated. Required SSTs section has been added. A note has been added to the Parts Information table and before step 1 of the Repair Procedure.
Previous versions of this TSB should be discarded.
TSB UPDATE NOTICE
The information contained in this TSB supercedes TSB No. EG007-01.
TSB No. EG007-01 is now obsolete and should be discarded.
Introduction
Some 2001 model year Prius vehicles may exhibit a M.I.L. "ON" condition with Diagnostic Trouble Codes P0300, P0301, P0302, P0303, P0304 stored in the Engine ECU. Use the following procedure to diagnose and correct this condition.
Applicable Vehicles
^ 2001 model year Prius vehicles.
Warranty Information
This repair is covered under the Toyota Federal Emission Warranty. This warranty is in effect for 96 months or 80,000 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.
Parts Information
Required SSTs
Required Tools & Material
Repair Procedure
Use the procedure to isolate the cause for the misfire condition.
NOTE:
Confirm the misfire condition is NOT caused by fuel.