TML Gen3 IVI DTC Troubleshooting guide Version: 0.4 Draft Date: 04-Aug-23 Author: Hemant Mitra Page: 523 of 584 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. U100F - 06:- Ignition Power mode Input Algorithm Based Failures Overview:- ISO Code U100F - 06 Customer Symptom N/A Fault Effects (On Vehicle) N/A Lamp Status (If Any) N/A Fault Detection Condition When Hardware input for Ignition is given and a contradictory active status through CAN is received Normal Operating Condition IC shall work properly without any malfunction. Probable Trouble Area Related wiring Harness, connector or terminals damaged IPC connector wired wrong, Harness wire shorted. Healing Condition Clearing the Fault. Ignition On/Off Component Details:- N/A Preliminary Checks:- 1. Check Battery Voltage is normal in the range (9v - 16v) 2. Check Ignition switch & i/p lines for Pinch/Cut. 3. Check ECU & Ignition signal pin for oxidation, bending & damage. 4. Check Ignition signal at Connector A, Pin no.11 of the ECU connector.
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