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Vehicle Platform: OSPREY
ECU Name: Hella Body Control Module (BCM) DTC
Troubleshooting Data
Version: 1.4
Date: 15 May 2018
Author: Body CoC
Page: 817 of 855
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TATA MOTORS Ltd.
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B1324 – 09: Window winding switch implausible – Component Failures
Overview:
ISO Code
B1324 – 09
Customer Symptom
Window movement (up/down) operations may fail.
Fault Effects (On Vehicle)
Window movement (up/down) operations may fail.
Lamp Status (If Any)
N.A.
Fault Detection Condition
BCM log this fault when Window winding switch fails. (
May be stuck / short to ground / short to Battery)
Normal Operating Condition
If switch is moved to position UP position, Window UP
movement shall start. If switch is moved todown
position, Window DOWN movement shall start.
Probable Trouble Area
4. BCM connector Fault
5. Switch damaged
6. BCM ECU faulty
Healing Condition
3. Ignition OFF
ON
4. Clear DTC Command
Component Details:
Window Winding Switch is located near Internal unlock switch of door, Used to move window up and
down.
Preliminary Checks:
1. Check Battery Voltage (12.5 V & above)
2. Check ECU pins for oxidation, bending & damage.