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Home >> Toyota >> 2017 >> Prius C Two >> Repair and Diagnosis (Single Page) >> Steering >> Power Steering >> Power Steering System - Diagnostic Codes & Circuit Tests >> Power Steering System >> DTC U0129/93: Lost Communication with Brake System Control Module; DTC U0293/92: Lost Communication with Hybrid Control Module [11/2015 - ] >> Description
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DTC U0129/93: Lost Communication with Brake System Control Module; DTC U0293/92: Lost Communication with Hybrid Control Module [11/2015 - ]: Description

The power steering ECU assembly receives signals from the brake booster with master cylinder assembly and the hybrid vehicle control ECU via the CAN communication system.

DTC No. DTC Detection Condition Trouble Area
U0129/93 Lost communication with brake booster with master cylinder assembly
  • CAN communication system
  • Brake booster with master cylinder assembly
U0293/92 Lost communication with hybrid vehicle control ECU
  • CAN communication system
  • Hybrid vehicle control ECU
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