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ABS - DTC Troubleshooting Data
(Bolt, Zest, Tiago, Pelican, Nexon & Tigor)
Version: 1.4
Date: 21 April 2017
Author: ERC - Chassis E&E
Page 76 of 166
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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.
C131E-01 - Wheel Speed Sensor- General Electrical Failure
Overview
ISO Code
C131E-01
Customer Symptom
Warning Light Displayed
Fault Effects (On Vehicle)
x
ABS is not available.
x
EBD may be available in cases where only 2 WSS
failures occur at the same time
Lamp Status (If Any)
Warning Light Displayed
Fault Detection Condition
Failure is logged when it is not possible to determine the
faulty wheel exactly, due to the reason that the fastest &
slowest wheel is not constant.
Normal Operating Condition
ABS is functional between 10 to 16V
Probable Trouble Area
The following fault conditions on more than one WSS
x
Open/short circuit in WSS line
x
WSS dislodging from bracket
x
Tooth wheel missing
x
Tire/Rim size
x
Input amplifier in ECU faulty
Healing Condition
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
x
Examine WSS layout for shorts / interruptions. Correct any WSS assembly issues.
x
Check WSS dislodging from bracket.
x
Check for any missing Tooth wheel.