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X2 Eagle
ABS DTC Troubleshooting Data
Version: 1.0
Date: 03-Dec-15
Author: ERC, Chassis E&E CoC
Page: 123 of 154
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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.
C1026 - 4A:- Rear Axle Wheel Speed Sensors swapped - Incorrect Component Installed
Overview:
ISO Code
C1026 - 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
Rear Axle Wheel Speed Sensors swapped
Normal Operating Condition
All Wheel Speed Sensors are connected correctly to ABS
ECU
Probable Trouble Area
Rear 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