{Osprey CCM} DTC Troubleshooting Data Version: 2.0 Date: 28-Jul-17 Author: ERC Page: 214 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. U130B-08:- Lost communication with Head Unit- HU Message Time Out Failure Overview: ISO Code U130B-08 Customer Symptom Reduced climate control functionality and performance. Fault Effects (On Vehicle) Reduced climate control functionality and performance. Lamp Status (If Any) N.A Fault Detection Condition HU connector is not connected properly or disconnected from its location CAN Stub wire from HU connector side is disconnected HU ECU is not powered up Normal Operating Condition HU ECU communicates properly with TML diagnostic Tool. Probable Trouble Area Disconnection of the HU connector Healing Condition To fix the HU connector correctly and Fix the wiring harness issues from HU side.
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