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Nexon Gasoline – EMS ECU Bosch
DTC Troubleshooting Manual
Version: 0.1
Date: 26-08-2017
Prepared By: Sunu S Babu/Yogesh Jadhav
Checked By: Yeshwant Jadhav
Approved By: Satish Kumar
Document Part No: 2921 02 224 A1736
Page: 1152 of 1203
Copyright ©
TATA MOTORS Ltd.
This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author.
U0121-08_Loss of communication with Antilock Braking System- ABS DLC Failure
Overview:
ISO Code
U0121-08
Customer Symptom
ABS Drag Torque control functionality will not work.
Fault Effects (On Vehicle)
ABS Drag Torque control functionality will not work
Lamp Status (If Any)
None.
Fault Detection Condition
ABS CAN messages received with wrong DLC value
Normal Operating Condition
ABS/ ESP Control Module communicate properly with TML
diagnostic Tool.
Probable Trouble Area
ABS ECU
Healing Condition
Replace ABS ECU.