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Vehicle Platform: OSPREY / AMP
ECU Name: ESCL
DTC Troubleshooting Data
Version: 1.0
Date: 27 Dec 2016
Author: Hitesh Kaneria
Page: 15 of 59
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TATA MOTORS Ltd.
Thisdocument must not be used in any way, such as copying and redistributing to third parties, without the consent of author.
Troubleshooting:
A
No
Voltage
fluctuates
betw een 0V and
V?
14
Yes
Disconnect ESCL ECU pow er supply
connector . Check voltage b/w pin 1 & 6.
)
Refer Connector View & Information
(
No
Is DTC
Present?
Yes
No
Stop
1. Connect the TML Diagnostic
Tool.
.
2.
Turn the Ignition ON
3
. Check the status of DTC’s (Memorized/Current
)
4. Record the DTC & Clear
5. Turn Ignition OFF & ON
.
6.
Read ECU parameters
Control Module Input
7007(
Pow er 1)
using diagnostic tool
Range: 9 to 16 V.
7. Verify If
U1008
–
17
is present
Replace w iring harness
)
Vehicle side
(
Check resistance of Under bonnet fuse
box (60 Amp).
Is it infinity
/Show ing No
value (fuse is
blow n)?
Yes
Replace the respective
fuse