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RX450h dead

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Old Dec 2, 2019 | 03:42 AM
  #1  
fastberg's Avatar
fastberg
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Angry RX450h dead

My RX450h 2011, is dead, and it seems for no reason...
The only thing that works, it is the Key. It opens and closes the doors.
Dashboard is dead, it cames out only the "open doors" light when I open the doors, and for the rest, nothing, is dead.
Checked the battery, ok, changed the Key battery, ok, checked the fuses, ok, but my RX450h is dead..
What could it be ?

Thx
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Old Dec 3, 2019 | 05:24 AM
  #2  
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Dashboard is dead? Does that mean you can't even get it into accessory mode (pressing start button without foot on brake)? That sounds like a 12V battery fail, but if as you say its ok then I'm thinking a wiring or computer issue. It it happened to me, I'd try disconnecting 12V battery, making sure terminals nice a clean, as a first - hope for the best - step.
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Old Dec 3, 2019 | 09:51 AM
  #3  
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Check for RODENTS!!

My RX450h wires were chewed up by rodents a few days ago. Got it fixed by the Lexus dealership. Cost me some three Franklin's!!!



Originally Posted by fastberg
My RX450h 2011, is dead, and it seems for no reason...
The only thing that works, it is the Key. It opens and closes the doors.
Dashboard is dead, it cames out only the "open doors" light when I open the doors, and for the rest, nothing, is dead.
Checked the battery, ok, changed the Key battery, ok, checked the fuses, ok, but my RX450h is dead..
What could it be ?

Thx
Reply
Old Nov 20, 2020 | 11:09 PM
  #4  
05RollaXRS's Avatar
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I would say battery is dead. Need to replace the battery. My RCF is the same way. It is dead as hell after a few days. I jump start it using my portable jump starter. Will have to replace it next spring.
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