DTC U0129 Lost Communication with Skid Control ECU: Description

WARNING: This page is about a different car, the 2008 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.

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

DTC DETECTION CONDITIONS

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