Vehicle Platform: Zest, Bolt, Tiago, Tigor, Osprey, Q501, X451, Q502 ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 3.8 Date: 17-10-2022 Author: BCM COC Page: 11 of 1202 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. B1F15 - 23: Ambient Light Switch - signal stuck low .................................................................................................. 584 U133E-08 Lost Communication With Mood Light Sensor-Bus Signal / Message Failure .................................. 588 Mirror Fold or Unfold (ORVM) DTCs ............................................................................................................................. 591 B2203 – 11: Combined External Mirror Folding Signal – Circuit Short to Ground ................................................. 591 B2232 – 23: Mirror Fold/Unfold Switch – Signal Stuck Low ...................................................................................... 595 Rain Light Sensor (RLS) ................................................................................................................................................. 599 B2265 – 54 : Rain Sensor Calibration error ................................................................................................................. 599 B2264 – 17 : RLS Over Voltage error ........................................................................................................................... 603 B2262 – 49 : Light Sensor Hardware Failure ............................................................................................................... 607 B2263 – 49 : Rain Sensor Hardware Failure ............................................................................................................... 611 U133D-08 Lost Communication with Humidity Sensor Bus signal/Message failure............................................. 615 Rear Defogger DTCs ....................................................................................................................................................... 618 B221E - 11: Heated Rear Windscreen Relay - circuit short to ground .................................................................... 618 B221E - 15: Heated Rear Windscreen Relay - circuit short to battery or open ...................................................... 623 B2238- 11: Rear Defogger switch circuit short to GND/ Open .................................................................................. 628 B2238- 12: Rear Defogger switch circuit short to BATT ............................................................................................ 631 B2238- 23: Rear Defogger switch circuit short to GND .............................................................................................. 634 User Customization Settings (UCS) DTCs ................................................................................................................... 637 U1613 – 64 : System Customization Data - signal plausibility failure ...................................................................... 637 Wiper & Washer (WW) DTCs ......................................................................................................................................... 642 B220C - 11: Front Washer Switch - Circuit Short to Ground ..................................................................................... 642 B220C - 12: Front Washer Switch - Circuit short to Battery ...................................................................................... 646 B220C – 23: Front Washer Switch – Signal Stuck Low ............................................................................................. 649 B223B - 11: Rear Washer Switch - Circuit Short to Ground ...................................................................................... 653 B223B - 12: Rear Washer Switch - Circuit short to Battery ....................................................................................... 657 B223B – 23: Rear Washer Switch – Signal Stuck Low .............................................................................................. 660 B2212 - 11: Front Wiper Low Speed Switch - Circuit Short to Ground .................................................................... 664 B2212 - 12: Front Wiper Low speed Switch - Circuit short to Battery ...................................................................... 668 B220E - 11: Front Wiper High Speed Switch - Circuit Short to Ground .................................................................. 672
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