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Home >> Toyota >> 2012 >> Highlander Limited, AWD >> Repair and Diagnosis >> Electrical >> Gauges >> Meter / Gauge System (Diagnostic Codes & Symptom Tests) (Except Hybrid) >> 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 communicates with the skid control ECU via the CAN communication system (CAN No. 1 Bus).

DTC No. DTC Detection Condition Trouble Area
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 skid control ECU continues for 3 seconds or more (No communication with ECM and skid control ECU continues for 60 seconds or more)
  • Skid control ECU
  • CAN communication system