Vehicle Platform: Zest, Bolt, Tiago, Tigor, Osprey, Q501, X451, Q502 ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 3.5 Date: 26-02-2020 Author: BCM COC Page: 13 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. 2. Front harness Short to Ground. ..................................................................................................................... 727 3. Relay fault. ......................................................................................................................................................... 727 B2258- 12: Wiper On/Off Relay Short to BATT................................................................................................................ 730 1. BCM connector Fault. ...................................................................................................................................... 730 2. Front harness Short to Ground. ..................................................................................................................... 730 3. Relay fault. ......................................................................................................................................................... 730 B2256- 14: Wiper High/Low Relay Short to Ground/ Open .............................................................................................. 733 1. BCM connector Fault. ...................................................................................................................................... 733 2. Front harness Short to Ground. ..................................................................................................................... 733 3. Relay fault. ......................................................................................................................................................... 733 B2256- 12: Wiper High/Low Relay Short to BATT ........................................................................................................... 736 1. BCM connector Fault. ...................................................................................................................................... 736 2. Front harness Short to Ground. ..................................................................................................................... 736 3. Relay fault. ......................................................................................................................................................... 736 B2240- 14: Rear Wiper Relay Short to Ground/ Open ....................................................................................................... 739 1. BCM connector Fault. ...................................................................................................................................... 739 2. Rear harness Short to Ground. ...................................................................................................................... 739 3. Relay fault. ......................................................................................................................................................... 739 B2240- 12: Rear Wiper Relay Short to BATT.................................................................................................................... 742 1. BCM connector Fault. ...................................................................................................................................... 742 2. Rear harness Short to Ground. ...................................................................................................................... 742 3. Relay fault. ......................................................................................................................................................... 742 B2215 – 14 : Front Wiper Variable Speed Switch GND/ Open ......................................................................................... 745 1. Combi Switch damaged .................................................................................................................................. 745 2. Wiring harness short to GND/ OPEN ............................................................................................................ 745 3. BCM fault ........................................................................................................................................................... 745 4. BCM connector fault ........................................................................................................................................ 745 B2215 – 1C : Front Wiper Variable Speed Switch voltage out of range .................................................................. 748 1. Combi Switch damaged .................................................................................................................................. 748
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