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. PSCM DTC Troubleshooting Guide for Mando EPAS Version: 1.1 Date: 14/01/2019 Author: E&E Chassis - ERC Page61 U0423-81: Rx IPC1 (0x197) Signal Invalid (VehSpdIC/VehSpdICStatus) about Non ABS ISO Code U0423-81 Customer Symptom No heavy steering Fault Effects (On Vehicle) Partial assistance at 80KPH Lamp Status (If Any) Warning lamp ON ; G/Driver ON ; Motor ON Fault Detection Condition Incorrect data received from IPC Normal Operating Condition IPC ECU sends correct signal data in normal condition. Probable Trouble Area IPC ECU Healing Condition After rectifying relevant functional failures in the IPC ECU Component Details: NA Preliminary Checks: NA Trouble Shooting:
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