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ESCL ECU Replacement Procedure
Title: ESCL Part Replacement Procedure
Spec Num 2921 XX XXX A XXXXTBD
Date:
22-Sep-15
Version:
1.0
Page: 7 of 9
Prepared:
Saichaitanya
Checked:
Nagnath Dhale
Approved:
Dinesh DG
This specification is the exclusive property of Tata Motors Limited. Without their consent it may not be reproduced or given to third
parties
.
The above specifications are subject to change and therefore suppliers are requested to refer the latest one.
CONTROLLED COPY FOR RESTRICTED CIRCULATION
© TATA MOTORS LTD.
2.2.
ECU replacement procedure
PREQUISITE
:
+=/@+B 7<=;>6/7= 5><=/; <2+55 ,/ 0>7-=387+5
)/23-5/ -87031>;+=387 .+=+ <2+55 ,/ +?+35+,5/ 87 =2/ </;?/;
"/@ & ( <2+55 ,/ +?+35+,5/ 08; ;/95+-/6/7=
0 =2/ & ( 3< ></. 08; ;/95+-/6/7= 0;86 +78=2/; ?/23-5/
& ,/=@//7 <+6/ ) < =;36 5/?/5< <2+55 ,/ ;/95+-/.
2)
7 -+</ & 7//. =8 ,/ /A-2+71/. ,/=@//7 .300/;/7= ) < =;36 5/?/5< =2/7 08558@ =2/ ,/58@ 13?/7
;/95+-/6/7= 9;8-/.>;/
PROCEDURE:
3<-877/-= =2/ ,+==/;B
8-+=/ =2/ & ( %/0/; 31>;/ 08; 58-+=387 80 =2/ &
%/68?/ & ( -877/-=8; %/0/; 31>;/ 08; & -877/-=8;
4)
%/68?/ =2/ 85. & ( 0;86 ,;+-4/=
.
3A =2/ 7/@ & ( 87 ,;+-4/=
877/-= & ( -877/-=8; 37=8 =2/3; ;/<9/-=3?/ <8-4/=<
7<>;/ =2+= & -877/-=8; 3< 03==/. =312=5B +7. 9;89/;5B
877/-= =2/ ,+==/;B
877/-= =2/ .3+178<=3- =885 =8 # -877/-=8;
'>;7 #" =2/ " ,B 9;/<<371 =2/ <=+;= <=89 <@3=-2
%/+. =2/ 08558@371 ( $+;= 7>6,/;< +7. -869+;/ @3=2 =2/ </;?/;
+ )/23-5/ !+7>0+-=>;/; &9+;/ $+;= ">6,/;
, ( 9953-+=387 &80=@+;/ ">6,/;
7=/; 37=8 C A=/7./.D 3+178<=3- </<<387 +7. >758-4 </->;3=B =8 & ( '23< 3< +7 /<</7=3+5 <=/9
@3=28>= >758-4371 =2/ </->;3=B +--/<< 0>;=2/; <=/9< @355 78= ,/ /A/->=/.