Vehicle Platform: OSPREY ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 1.4 Date: 15 May 2018 Author: Body CoC Page: 821 of 855 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. U0420-81:- Invalid Data Received From Power Steering Control Module Overview: ISO Code U0420-81 Customer Symptom N.A. Fault Effects (On Vehicle) Steering based cornering lamp feature may not work. Lamp Status (If Any) N.A Fault Detection Condition Relevant functional DTCs present in BCM. Normal Operating Condition Power Steering Control Module sends correct data in normal condition. Probable Trouble Area Incorrect data received from Power Steering Control Module. Healing Condition After rectifying relevant functional failures in the Power Steering Control Module.
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