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Old 11-23-2017, 01:14 PM   #1
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Drives: yaris sedan (vios)
Join Date: Nov 2017
Location: indonesia
Posts: 1
How to fix DTC u0129 and B2321

I have yaris sedan 07 (vios) with immobiliser key, and usually after run, then stop, and turn off car, i am try lock with remote, but can't locked.

also power steering, AC, foglamp, power windows , turn signal not working, but i can start the engine , working and i my car can run. then, i am scan it,and error DTC u0129 and b2321
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Old 11-23-2017, 06:38 PM   #2
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Drives: Yaris 06 - 5dr hatchback
Join Date: Aug 2015
Location: Birmingham, UK
Posts: 229
I'm not entirely sure about your other problem mate. I had a cheap OBD2 scan tool which would trigger a U0129 code when i plugged it in but when it wasn't plugged in the brake light wouldn't be on and the ABS certainly used to work as normal.
- Yaris 2006, 1.0, 5 door hatchback "Betty" - 150,000 miles
UK to Nordkapp in a Yaris
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