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PSCM
DTC Troubleshooting Guide for Nexon
Version: 1.1
Date: 21/06/2017
Author: E&E Chassis - ERC
Page: 147 of 156
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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.
U1609 - 81: Invalid Data Received from Antilock Breaking System/Electronic Stability Program (ABS/ESP) control
module- Invalid serial data received
Overview:
ISO Code
U1609-81
Customer Symptom
No warning lamp, No heavy steering
Fault Effects (On Vehicle)
Default assistance
Lamp Status (If Any)
Warning lamp OFF
Fault Detection Condition
Incorrect data received from ABS
Normal Operating Condition
ABS ECU sends correct data in normal condition.
Probable Trouble Area
ABS ECU
Healing Condition
After rectifying relevant functional failures in the ABS
Component Details:
NA
Preliminary Checks:
NA
Note –
1.
If warning lamp is OFF and no heavy steering is observed, then ignore this DTC U1609-81.
2.
If warning lamp is OFF and heavy steering is observed, then check for other DTCs logged
along with this DTC U1609-81.