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4F-39 Electronic Stability Program: DTC U1126: Lost Communication with Steering Angle Sensor (Reception Error) S6JB0B4604043 Wiring Diagram DTC Detecting Condition and Trouble Area DTC Troubleshooting 9 DTC check for ESP ® 1) Connect connectors of disconnected control modules communicating by means of CAN. 2) Disconnect each connector. • ECM 3) Check DTC for ESP ®. Is DTC U1101 detected? Check ESP ® control module power and ® hydraulic unit / control Check applicable Step Action Yes No DTC Detecting Condition Trouble Area Steering angle sensor message data is missing from CAN • CAN communication circuit ® control module Step Action Yes No 1 Was “Electronic Stability Program Check” performed? Go to Step 2. Go to “Electronic 2 DTC check for ESP ® 1) Check DTC for ESP ®. Is DTC U1126 and DTC U1073 detected together? Go to “DTC U1073: Go to Step 3. 3 Check each control module connectors communicating by means of CAN. 2) Check DTC for ESP ®. Is DTC U1126 detected? Go to Step 4. Check for intermittent 4 CAN communication circuit check ® control module and steering angle sensor communicating by means of CAN. Is each CAN communication circuit between ESP ® control module and steering angle sensor opened, shorted or high Repair or replace the Go to Step 5. |