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PSCM
DTC Troubleshooting Guide for Nexon
Version: 1.1
Date: 21/06/2017
Author: E&E Chassis - ERC
Page: 84 of 156
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.
C1317 - 62: Steering angle plausibility failure with respect to wheel speed - Signal compare failure
Overview:
ISO Code
C1317-62
Customer Symptom
Vehicle pulling
Fault Effects (On Vehicle)
Comfort function active return is not available
End stop function is also disabled
Lamp Status (If Any)
Warning lamp OFF
Fault Detection Condition
Wheel speed data does not match vehicle speed data
Normal Operating Condition
PSCM should provide assist if steering wheel is steered after
engine is cranked. Normal operating range:
ECU will awake from 6V to 16V.
Full assistance is b/w 10 to 16 volts.
Reduced assistance is b/w 8.7 to 10 V
Probable Trouble Area
Steering angle sensor not calibrated
Faulty vehicle or wheel speed sensor
Healing Condition
NA
Component Details:
NA
Preliminary Checks:
NA