|
|
Last Modified: 9-16-2014 6.6 C Doc ID: RM000001EFD03CX Model Year: 2015 Model: Tundra Prod Date Range: [08/2014 - ] Title: BRAKE CONTROL: TRAILER BRAKE CONTROL SYSTEM: U0101,U0129,U0155; Lost Communication with TCM; 2015 MY Tundra [08/2014 - ] DTC U0101 Lost Communication with TCM DTC U0129 Lost Communication with Brake System Control Module DTC U0155 Lost Communication with Instrument Panel Cluster (IPC) Control Module DESCRIPTION Trailer brake control ECU (Brake control with bracket relay) exchanges signals with the ECM, skid control ECU and combination meter via CAN communication. DTC CODE DTC DETECTION CONDITIONS TROUBLE AREA U0101 CAN signal from ECM is lost or malfunctioning for 5.1 seconds. CAN communication system ECM Trailer brake control ECU (Brake control with bracket relay) U0129 CAN signal from skid control ECU is lost or malfunctioning for 3 seconds. CAN communication system Skid control ECU Trailer brake control ECU (Brake control with bracket relay) U0155 CAN signal from combination meter is lost or malfunctioning for 3.3 seconds. CAN communication system Combination meter Trailer brake control ECU (Brake control with bracket relay) INSPECTION PROCEDURE PROCEDURE 1. RECONFIRM DTC (a) Clear the DTC(s)
. (b) Check for DTCs
. BRAKE CONTROL: TRAILER BRAKE CONTROL SYSTEM: U010... |