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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: 302 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.
B2252 – 62: Turn Indicator Switch – Signal Compare Failure
START
Connect Diagnostic tool and check for DTCs
Is DTC B2252 -62
present?
STOP
NO
Check DTC present is Permanent or Historic
Is History?
1. Press the rear fog lamp switch and release it.
2. Clear DTC
Is DTC B2252-
62 present?
YES
NO
YES
NO
YES
Check which Turn Indicator is continuously ON
Left Turn Indicator
continuously ON?
Disconnect vehicle battery connection.
(Please follow the safety guidelines)
Check BCM and combi switch connectors for terminal backout
Are connectors
loose?
Correct connector fault
(Terminals Bend)
1.Remove BCM Connector.
2.Perform visual check of connectors for pins bent
or damaged etc.
Is connector
faulty?
1. Put combi switch in OFF state.
2. Check continuity between BCM connector pin
[C1-19]
( Harness side) with Ground
[C1-34/C1-47]
Continuity
Found?
Reconnect connectors firmly
YES
NO
YES
YES
NO
NO
Correct BCM side wiring harness
( Short to Ground)
A
B
Left Turn Indicator
continuously ON?
YES
NO
YES
NO
Reconnect all connectors firmly
C