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OSPREY- Application
DTC Troubleshooting Data
Version: 4.0
Date: 10-02-2017
Prepared by: Mithipati Prasad
Checked by: G S Raju / Senthilnathan S
Page: 333 of 654
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.
Air Gap Requirement:
Trouble Shooting:
Step Checks
IF YES
IF NO
1.
Is the Clutch sensor mounting proper?
Go to step 2
Correct the
mounting as per
the clutch sensor
drawing
2.
Is there continuity exists between 90% clutch sensor pin 3
and EMS ECU pin 17 && 40% clutch sensor pin 2 and EMS
ecu pin 50.
Go to step 3
Rectify the wiring
harness
connections as per
the schematic
3. Check whether clutch sensor is receiving power supply at
its pin 1 and ground at its pin 4.
Go to step 4
Rectify the wiring
harness
connections as per
the schematic
4.
Check whether EMS ECU pins 17 / 50 shorted to battery
supply / Ground
Go to step 5
Rectify the wiring
harness
connections as per
the schematic
5
Are there any pins damaged at EMS ECU Connector
Replace the
connector or wiring
harness
Go to step 6
6
Are there any pins backed out from the EMS ECU
Connector
Rectify/Replace
Connectors
Go to Step 7
7
Is clutch switch connector damaged or pins got backed out Rectify/Replace
Connectors
Go to step 8
8
If fault still persists,
then replace clutch
switches and if fault
still persists then
Call Hot Line.
Follow the above
procedure again for
reconfirmation