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: 957 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. U1614 – 62 : Odometer Storage Fault – Signal Compare Failure Overview: ISO Code (DTC Code) U1614 - 62 Customer Symptom No effect. Fault Effects (On Vehicle) Odometer value back-up is not updated Lamp Status (If Any) No effect. Fault Detection Condition Odometer value is not updated. Odometer values stored in 3 consecutive CAN signals from IPC are compared. If the values are not equal, DTC is logged. Normal Operating Condition Odometer Value should be updated over IPC and as well as backup value in BCM. Odometer values stored in 3 consecutive CAN signals from IPC are compared. Probable Trouble Area 1. BCM connector Fault. 2. Harness wires shorted. 3. BCM ECU fault. 4. CAN communication between BCM and IPC. 5. IPC Fault. Healing Condition 1. Ignition OFF  ON. 2. Clear DTC Command. Component Details: BCM connector & IPC connector. Preliminary Checks: 1. Check Battery Voltage (9V-16V) 2. Check ECU pins for oxidation, bending & damage.