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: 13 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. B2258- 14: Wiper On/Off Relay Short to Ground/ Open ................................................................................................... 734 1. BCM connector Fault. ...................................................................................................................................... 734 2. Front harness Short to Ground. ..................................................................................................................... 734 3. Relay fault. ......................................................................................................................................................... 734 B2258- 12: Wiper On/Off Relay Short to BATT................................................................................................................ 737 1. BCM connector Fault. ...................................................................................................................................... 737 2. Front harness Short to Ground. ..................................................................................................................... 737 3. Relay fault. ......................................................................................................................................................... 737 B2256- 14: Wiper High/Low Relay Short to Ground/ Open .............................................................................................. 740 1. BCM connector Fault. ...................................................................................................................................... 740 2. Front harness Short to Ground. ..................................................................................................................... 740 3. Relay fault. ......................................................................................................................................................... 740 B2256- 12: Wiper High/Low Relay Short to BATT ........................................................................................................... 743 1. BCM connector Fault. ...................................................................................................................................... 743 2. Front harness Short to Ground. ..................................................................................................................... 743 3. Relay fault. ......................................................................................................................................................... 743 B2240- 14: Rear Wiper Relay Short to Ground/ Open ....................................................................................................... 746 1. BCM connector Fault. ...................................................................................................................................... 746 2. Rear harness Short to Ground. ...................................................................................................................... 746 3. Relay fault. ......................................................................................................................................................... 746 B2240- 12: Rear Wiper Relay Short to BATT.................................................................................................................... 749 1. BCM connector Fault. ...................................................................................................................................... 749 2. Rear harness Short to Ground. ...................................................................................................................... 749 3. Relay fault. ......................................................................................................................................................... 749 B2215 – 14 : Front Wiper Variable Speed Switch GND/ Open ......................................................................................... 752 1. Combi Switch damaged .................................................................................................................................. 752 2. Wiring harness short to GND/ OPEN ............................................................................................................ 752 3. BCM fault ........................................................................................................................................................... 752 4. BCM connector fault ........................................................................................................................................ 752
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