You will need a scan tool with the proper software for the parking brake system to retract the calipers, adjust and perform diagnostics. There are no shortcuts.
The system reacts precisely to other cars, which it recognizes using a camera, and always illuminates the road brightly.
A 2011 Toyota Camry equipped with a U660E transmission has come into the shop in default with a trouble code U0101 “Lost Communication With TCM” set.
Mike Greer’s advice: Don’t turn away an all-wheel Mini Cooper clutch replacement job just because it seems too complicated.
Upcoming Webinar
Real-World Air Suspension Diagnostics: From Fault to Repair 
Air Date: November 12, 2026
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- Andrew Markel, Director of Technical Content, Babcox Media
Sponsored By: Arnott
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