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Home >> Toyota >> 2012 >> RAV4 EV >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter / Gauge System (Diagnostic Codes & Symptom Tests) >> Meter / Gauge System >> DTC U0129: Lost Communication with Skid Control ECU >> Description

DTC U0129: Lost Communication with Skid Control ECU: Description

The combination meter assembly receives signal from brake actuator (skid control ECU) through the CAN communication system.

DTC Code DTC Detection Conditions Trouble Areas
U0129 When either of following conditions detected:
  1. 15 seconds have elapsed since engine started and IG voltage 10.5 V or more
  2. No communication with brake actuator (skid control ECU) continues for 3 seconds or more (No communication with ECM and skid control ECU continues for 60 seconds or more)
  • Brake actuator (Skid control ECU)
  • CAN communication system