HARRIER BOOK 2

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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: 596 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.
Normal vehicle
setup
start
Connect Diagnostic tool and Read
DTC. Switch ON front wash and read
DTC.
Is DTC
B220B-15
NO
YES
Stop
Remove Vehicle Battery connections.
(Please follow safety guidelines)
1) Remove BCM connector and check for backout/ pins
bend/ damages.
Yes
Check continuity between
1) BCM connector B pin 7 and Connector A pin 9 in the harness
connector
2) BCM connector B pin 7 and Connector C pin 1/ 2 in the harness
connector
Yes
Correct the wiring
harness short and open
circuit.
Remove the Washer motor connector
and check for continuity from
connector B pin 7 to Wash motor conn
pin1.
Is continuity
observed
Yes
No
Correct the wiring
harness short/
open circuit.
Yes Replace themotor
Any fault
observed Correct the fault
No
Any continuity
observed
No
Is motor faulty
B220B-15 Front washer short to Batt or Open
Remove the Washer motor and check
the motor is working by providing
external supply and GND
Replac
e the
ECU