X2 Eagle ABS DTC Troubleshooting Data Version: 1.0 Date: 03-Dec-15 Author: ERC, Chassis E&E CoC Page: 120 of 154 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. C1025 - 4A:- Front Axle Wheel Speed Sensors swapped - Incorrect Component Installed Overview: ISO Code C1025 - 4A Customer Symptom Warning Light Displayed Fault Effects (On Vehicle) EBD – Available, ABS – Not available Lamp Status (If Any) ABS – ON, EBD – OFF Fault Detection Condition Front Axle Wheel Speed Sensors swapped Normal Operating Condition All Wheel Speed Sensors are connected correctly to ABS ECU Probable Trouble Area Front Wheel Speed Sensors connections. Healing Condition All Wheel Speed Sensors are connected correctly to ABS ECU Component Details: Wheel Speed Sensor: A wheel speed sensor is part of the Anti-lock Brake System (ABS). It is located on the tires. The job of the wheel speed sensor is to constantly monitor and report the rotational speed of each tire to the ABS control module. Preliminary Checks: Not Applicable
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