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: 73 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. B101B - 23:- Analog Engine Start/Stop Button Signal-2 - signal stuck low Overview:- ISO Code (DTC Code) B101B – 23 Customer Symptom Engine Start/Stop Button not functional. Fault Effects (On Vehicle) Engine Start/Stop Button not functional / Could not start vehicle. Lamp Status (If Any) NA Fault Detection Condition If Engine Start/Stop Button is detected pressed for more than 60sec then this DTC is logged. Normal Operating Condition Vehicle starts successfully when Engine Start/Stop Button is pressed. Probable Trouble Area 1. Cable connection damaged 2. Engine Start/Stop Button fault Healing Condition IGN ON  OFF Table 15 :- B101B- 23 overview details Component Details:- 1. Engine Start/Stop Button. 2. PEPS ECU. Preliminary Checks:- 1. Check Battery Voltage (9V-16V) 2. Check ECU pins for oxidation, bending & damage.