Vehicle Platform: OSPREY ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 1.4 Date: 15 May 2018 Author: Body CoC Page: 806 of 855 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. B1326- 11: Express down output circuit short to GND/ Open Overview: ISO Code (DTC Code) B1326- 11 Customer Symptom Window Up/Down will not operate Fault Effects (On Vehicle) Window Up/Down will not operate Lamp Status (If Any) N.A. Fault Detection Condition DTC logged when Express down function is requested and Express down output circuit short to GND. Normal Operating Condition No DTC logged during Express down operation. Probable Trouble Area 1. Switch stuck low 2. Wiring harness short to GND 3. BCM fault 4. BCM connector fault Healing Condition 1. Ignition OFF ON 2 Clear DTC Command Component Details: If Down Switch is pressed then BCM shall provide the pulse to start the window down movement. Preliminary Checks: 1. Check Battery Voltage (9V-16V) 2. Check ECU pins for oxidation, bending & damage.
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