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Old 11-19-2009, 10:04 AM   #54 (permalink)
bwilson4web
Engineering first
 
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Join Date: Mar 2009
Location: Huntsville, AL
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03 Prius - '03 Prius
90 day: 52.67 mpg (US)

10 Prius - '010 Prius III
90 day: 53.31 mpg (US)
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When you get the old tranny out, take a close look at the 'torque limiter.' The torque limiter is a clutch plate bolt mounted to the fly-wheel. I've seen one report of a torque limiter slipping and you'll have time to inspect it.

On the cracked connectors, the inside of the transaxle should be 'air tight.' Shroud areas should be no problem but if it looks like it might have a compromised air seal, you might consider a JB Weld patch.

I've been programming the Graham scanner and currently:
  • 7 - MG1 and MG2 temps, to make sure the stators are OK (transaxle)
  • 1 - engine coolant and rpm, normal power (engine)
  • 2 - min battery module voltage and position (1-19) (traction battery)
  • 3 - max battery temp and max battery module voltage (traction battery)
  • 4 - Oxygen 1 value and Oxygen 2 value (catalytic converter)
  • 5 - MG1 Nm and rpm (transaxle generator)
  • 6 - Accel 1 and Accel 2 (accelerator input values)
These are 14 of the ~50 values that can be monitored. We can change them later but these are what I believe will be the diagnostic values that will be most useful. You'll always have the ability to read and clear diagnostic codes from the hybrid vehicle, engine and battery electronic control modules (ECUs.)

There is another BC resident who posted at PriusChat getting some codes. Do you' all know each other? Once you're rolling again, he might need a hand.

Bob Wilson
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Last edited by bwilson4web; 11-19-2009 at 01:57 PM..
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