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Ok, so it sounds like replacing the batteries or replacing the sensors will be the next step. I will let you know what I find. Thank you!
TPMS light on. Reading TPMS using Techstream, 2 TPMS sensors reporting in correctly, 2 are showing no pressure, yet all four show battery...
The battery part number is BR2450A/HAN (I believe this is just a CR-2450 with tiny bus bars spot-welded to it, if you have the ability to spot...
Is this on new purchases only or does used also count?
Ok, the issue was originally that KEY A was missing an RFID chip, and then the 4D67/ID67 RFID chip that I purchased from eBay is either...
Once I successfully exited Automatic Key Code Registration Mode, KEY B is FULLY FUNCTIONAL! KEY B works to start car in slot AND works to start...
Some progress! Used this to exist Automatic Key Registration Mode: (1) Turn the power switch from ON (IG) and OFF 5 times within 10 seconds using...
Thought I would post some Techstream images to make it clear what I am seeing and to help others: [ATTACH] [ATTACH] [ATTACH] [ATTACH] [ATTACH]...
From reading the Service Manual section EI - Engine Immobilizer, the Security Indicator Light staying on when KEY B is removed indicates the...
System Diagram from Repair Manual: [ATTACH]
2006 Prius Before: Had a single SKS key with no RFID chip, I will call this KEY A. This key would start the car as long as it was NOT inserted...
I reflowed the solder on all pins of the aux connector and bridged the contacts as shown in this post, above, 06' Toyota Prius AUX button not...