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: 147 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. B1319 – 11:- Co-Driver Door Handle Switch – Short to Ground Note : This DTC may get logged in case of co-driver switch is not applicable in vehicle. So, please ignore this DTC code if co-driver switch is not applicable in vehicle. Overview:- ISO Code (DTC Code) B1319 - 11 Customer Symptom Passive vehicle locking or unlocking from co-driver door side does not work. Fault Effects (On Vehicle) Passive vehicle locking or unlocking from co-driver door side does not work. Lamp Status (If Any) N.A. Fault Detection Condition 1. Permanent short circuit of co-driver door handle switch. 2. Wire cut & shorting of Connector-1 / Pin-14 signal with vehicle body or together. 3. Bending of pins-14 of connector-1 and shorting to each adjacent pins. Normal Operating Condition 1. Vehicle battery voltage shall be normal. 2. Co-driver door handle switch shall not be pressed continuously for more than 20 secs. 3. All door should be closed and vehicle should be in unlock condition. 4. Valid paired UID should be present in co-driver door side and driver DHS should be pressed. Probable Trouble Area 1. Permanent short circuit of co-driver door handle switch. 2. Wire cut & shorting of Connector-1 / Pin-14 signal with vehicle body or together. 3. Bending of pins-14 of connector-1 and shorting to each adjacent pins. Healing Condition 1. After fixing short to ground fault on driver door handle switch, passive vehicle locking should be performed from co-driver DHS or trunk DHS. 2. This is need for co-driver door handle switch to restore normal functioning. 3. Finally check passive vehicle locking/unlocking from co- driver DHS. Table 34:- B1319-11 overview details Component Details:- 1. Driver door handle switch 2. Driver door handle switch assembly pick-tail. 3. PEPS ECU Preliminary Checks:-