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: 181 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. B1641 – 11:- ClutchSwitch90PercPress Switch– Short to Ground Overview:- ISO Code (DTC Code) B1641 - 11 Customer Symptom 1. Passive vehicle starting will not work only clamp state will change from OFF/ACC/IGN in manual transmission. 2. For Osprey clutchSwitch10Perc and clutchswitch90Perc both are present and if anyone signal is healthy clutch will function normally. Fault Effects (On Vehicle) 1. Passive vehicle starting will work without clutch press in manual transmission. 2. Passive vehicle starting will not work only clamp state will change from OFF/ACC/IGN in manual transmission. Lamp Status (If Any) N.A. Fault Detection Condition 1. Permanent short circuit to ground of ClutchSwitch90PrecPress signal of clutch sensor. 2. Wire cut & shorting to ground of Connector-2 / Pin-3 signal. 3. Bending of pins-3 of connector-2 and shorting to each adjacent pin. Normal Operating Condition 1. Vehicle battery voltage shall be normal. 2. Clutch pedal shall not be pressed continuously for more than 3 min. 3. Valid paired UID should be present inside the vehicle, clutch pressed and SSB should be pressed. Probable Trouble Area 1. Permanent short circuit to ground of ClutchSwitch90PrecPress signal of clutch sensor. 2. Wire cut & shorting to ground of Connector-2 / Pin-3 signal with vehicle body. 3. Bending of pins-3 of connector-2 and shorting to ground pin. Healing Condition 1. After fixing short to ground fault on ClutchSwitch90PrecPress signal of clutch sensor, passive vehicle start should work normally. Table 39 :- B1641-11 overview details Component Details:- 1. Clutch sensor 2. PEPS ECU