{Osprey CCM} DTC Troubleshooting Data Version: 2.0 Date: 28-Jul-17 Author: ERC Page: 234 of 244 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. U0422 - 81:- Invalid Data Received From Body Control Module Overview: ISO Code U0422-81 Customer Symptom Rear defogger may not function Fault Effects (On Vehicle) Rear defogger may be switched off Lamp Status (If Any) N.A Fault Detection Condition Relevant functional DTCs present in BCM Normal Operating Condition BCM ECU sends correct data in normal condition. Probable Trouble Area Incorrect data received from BCM. Healing Condition After rectifying relevant functional failures in the BCM ECU
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