TIAGO TIGOR BSVI - SERVICE MANUAL - DTC 24-12-2021

Vehicle Platform: NEXON, X4, Q5, TIGOR_MCE ECU Name: PEPS DTC Troubleshooting Data Version: 1.7 Date: 01 Aug 2019 Author: Rajasekhara Reddy Page: 8 of 389 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. Generic DTCs Diagnostic DTCs U3006 - 16:-Control Module Input Power "A" - circuit voltage below threshold Overview:- ISO Code U3006-16 Customer Symptom PEPS will probably not function or will function intermittently or partially Fault Effects (On Vehicle) Cannot determine scope without knowledge of power line applicability Lamp Status (If Any) None Fault Detection Condition If Battery(supply) voltage goes below 11.5V If Alternator is not charging the battery and alternator voltage is less than 13.5V or 0V. Normal Operating Condition Normal operating range:- ECU will be awake from 6V to 16 V. Full assistance is b/w 11.5 to 16 volts. Reduced assistance is b/w 9 to 11.5 V Probable Trouble Area Low battery Healing Condition N/A Table 1:- U3006-16 overview details Component Details:- N/A Preliminary Checks:- 1. Voltage at the battery terminals should be greater than 11.5V. 2. PEPS power supply connector should have greater than 11.5V for full assistance. 3. Check battery cable and PEPS connector terminals for damage. 4. Check PEPS ECU for pin bend/damage. 5. Alternator output voltage should be between 13.5 V to 14.5 V in engine running condition.