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

Vehicle Platform: Zest, Bolt, Tiago, Tigor, Osprey, Q501, X451, Q502 ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 3.1 Date: 30-11-2019 Author: BCM COC Page: 10 of 1106 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. B1618 - 15: Infotainment Removal Signal - Circuit short to Battery or Open Circuit ............................................. 477 B1619 - 23: Internal Lock Switch - signal stuck low .................................................................................................... 481 B161A - 23: Internal Unlock Switch - signal stuck low ............................................................................................... 485 B161E - 23: Mechanical Key Reset Signal - signal stuck low ................................................................................... 489 B161F – 23: Mechanical Key Set Signal - signal stuck low ....................................................................................... 493 B163F – 23: Tailgate Unlock Switch - signal stuck low .............................................................................................. 497 Power Mode (OMM) DTCs ............................................................................................................................................. 501 U100F - 11: Ignition Power mode Input - Circuit Short to Ground ............................................................................ 501 U100F - 12: Ignition Power mode Input - Circuit Short to Battery ............................................................................ 505 U1000 - 11: Accessory Power mode Input - Circuit Short to Ground ...................................................................... 508 U1000 - 12: Accessory Power mode Input - Circuit Short to Battery ....................................................................... 512 U1010 - 11: Key In Signal - Circuit Short to Ground ................................................................................................... 515 U1010 - 12: Key In Signal - Circuit Short to Battery ................................................................................................... 519 U100E - 11: Crank Power mode Input - Circuit Short to Ground .............................................................................. 522 U100E - 12: Crank Power mode Input - Circuit Short to Battery .............................................................................. 526 U100E - 23: Crank Power mode Input – switch stuck low ......................................................................................... 529 B1F00 – 11: Accessory Delay Signal – Circuit Short to Ground ............................................................................... 533 U1013 – 11: Wake-Up Signal – Circuit Short to Ground ............................................................................................ 537 U1013 – 12: Wake-Up Signal – Circuit Short to Battery ............................................................................................ 541 U1014 – 09: Ignition Switch Failure ............................................................................................................................... 542 Interior Lamps DTCs ........................................................................................................................................................ 543 B1F04 – 11: Front Courtesy Light – Circuit Short to Ground .................................................................................... 543 B1F06 – 11: Ignition Keyhole Illumination Signal – Circuit Short to Ground ........................................................... 547 B1F09 – 11: Interior Lamp Deactivation Signal – Circuit Short to Ground .............................................................. 551 B1F11 – 11: Ambient Door Pocket Lights – Circuit Short to Ground ....................................................................... 555 B1F11 – 15: Ambient Door Pocket Lights – circuit short to battery or open ........................................................... 559 B1F12 – 11: Ambient Roof Lights – Circuit Short to Ground ..................................................................................... 563 B1F12 – 15: Ambient Roof Lights – circuit short to battery or open ......................................................................... 567 B1F13 – 11: Ambient Spot Lights – Circuit Short to Ground ..................................................................................... 571