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Vehicle Platform: F4 (Bolt) / F5 ( Zest) / TIAGO / TIGOR / EAGLE/OSPREY
ECU Name: Hella Body Control Module (BCM)
ECU Replacement Procedure
Version: 1.6
Date: 23-Feb-17
Author: BCM CoC
Page:
3
of
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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.
14.
Learn the RKE (remote key) as per below mentioned procedure
(
NOTE:
This step is NA to vehicle trims where PEPS is present
).
a.
Unlock the vehicle and open the driver door.
b.
Turn ON->OFF->ON Ignition 6 times within 6 seconds and observe flasher feedback. Two
flashes of Left - Right indicator Lamps and Telltale outputs that indicates BCM entered into
Remote key learn mode.
c.
During 10 seconds time period, press both Lock and Unlock buttons of Remote Key
simultaneously.
d.
BCM shall flash Left - Right indicator lamp and Telltale twice. In parallel, doors get locked and
unlocked.
e.
Learn next Remote Key as per steps c and d, if required.
Note: Maximum four keys can be learned.
f.
On exiting learning mode, BCM shall give single long flash.
15.
Update BCM ECU VIN with following procedure
a.
Turn the IGN ON again and Unlock security to BCM ECU with the help of diagnostic tool.
b.
Read VIN from BCM ECU (22 F1 90)
c.
Write correct VIN in BCM ECU (2E F1 90 XX XX . . . . . )
d.
Read VIN from BCM ECU (22 F1 90) and verify.
16.
Configure the BCM ECU (parameterization of BCM ECU) with following steps
a.
Turn the IGN ON again and Unlock security to BCM ECU.
b.
Perform the parameterization as per vehicle variant with the help of diagnostic tool
.
c.
Power Latch - Ignition->OFF->ON transition. (Make sure is key is taken out).
d.
Read and confirm configuration data from BCM against server.
17.
Read the DTCs and clear all the DTCs from BCM ECU with the help of diagnostic tool.