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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: 792 of 855
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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.
Trouble Shooting:-
B161A – 23: InternalUnlock switch – Signal Stuck Low
START
Connect Diagnostic tooland check for DTCs
Is DTC B161A-23
present?
STOP
NO
Check DTC present is Permanent or Historic
Is History?
1. Press the Internal Unlock switch and release it.
2. Clear DTC
Is DTC B161A-
23 present?
YES
NO
YES
NO
Disconnect vehicle battery connection.
(Pleasefollow the safety guidelines)
Check BCM and InternalUnlock switch connectors
for terminal back out.
Are connectors loose?
Reconnect connectors firmly
YES
1.Remove BCM side wiring harness Connector.
2.Perform visual check of connectors for pins bent or damaged etc.
NO
YES
A
B
C
C