check the codes with the TSBs
Strangely, the Prius doesn't always store its error codes, but it usually does...
Make sure that the tech does check for any errant codes that's been stored. that should point him to the right area.
The no-start situation that you describe has 2 TSBs on it that I know of, depending on the stored codes...
Start here: http://www.nhtsa.gov/cars/problems/tsb/ ... ic=Vehicle and look up your 2001 (may also be under the 2002s). (They're also in the Files area of http://autos.groups.yahoo.com/group/toyota-prius-sat1/ )
TSB EG009-01 (NHTSA sb623128 and sb622306) - P3155 and maybe P3000, no start after cold soak in freezing temps, replace HV ECU.
TSB EG006-02 (NHTSA sb630845) - "Engine Misfire" P0300/01/02/03/04 - may need valve clearance adjustment, replace fuel injector assembly/spark plugs, and replace Engine ECM
TSB EG012-02 (NHTSA 633999 and 635855) - P3191/P3190 and P3101 - low engine power output - may replace Fuel Tank Assembly, Circuit Opening relay, and Engine Control Computer (Engine ECM) (sounds like your tech has tried this one already...
don't know much about these: TSB EG015-02 (NHTSA 634009) or TSB EG018-02 (NHTSA 635861), as they haven't been released as PDFs yet...
Strangely, the Prius doesn't always store its error codes, but it usually does...
Make sure that the tech does check for any errant codes that's been stored. that should point him to the right area.
The no-start situation that you describe has 2 TSBs on it that I know of, depending on the stored codes...
Start here: http://www.nhtsa.gov/cars/problems/tsb/ ... ic=Vehicle and look up your 2001 (may also be under the 2002s). (They're also in the Files area of http://autos.groups.yahoo.com/group/toyota-prius-sat1/ )
TSB EG009-01 (NHTSA sb623128 and sb622306) - P3155 and maybe P3000, no start after cold soak in freezing temps, replace HV ECU.
TSB EG006-02 (NHTSA sb630845) - "Engine Misfire" P0300/01/02/03/04 - may need valve clearance adjustment, replace fuel injector assembly/spark plugs, and replace Engine ECM
TSB EG012-02 (NHTSA 633999 and 635855) - P3191/P3190 and P3101 - low engine power output - may replace Fuel Tank Assembly, Circuit Opening relay, and Engine Control Computer (Engine ECM) (sounds like your tech has tried this one already...
don't know much about these: TSB EG015-02 (NHTSA 634009) or TSB EG018-02 (NHTSA 635861), as they haven't been released as PDFs yet...