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Vehicle Platform: Tiago,Tigor & Osprey
ECU Name: Hella Body Control Module (BCM)
DTC Troubleshooting Data
Version: 2.0
Date: 22-10-2018
Author: Parag K
Page: 688 of 737
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.
START
Connect Diagnostic tool and check for DTCs
Is DTC
B1922-12
present?
STOP
NO
Check DTC present is Permanent or Historic
Is History?
1. Clear the DTC from memory
2. Turn the IGN to OFF
3. Start the IGN
Is DTC
B1922-12
present?
YES
NO
YES
YES
NO
Disconnect vehicle battery connection.
(Please follow the safety guidelines)
Check LIN connection between BCM
LIN 1(Connector1-Pin 35) and RH sensor
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.
Is connector
faulty?
Correct connector
fault
(Terminals Bend)
YES
NO
NO
A
B
B1922-12: Proximity Sensor Rear RH Input - Circuit Short TO Battery