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{Osprey CCM}
DTC Troubleshooting Data
Version: 2.0
Date: 28-Jul-17
Author: ERC
Page: 8 of 244
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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.
After rectification, Press AC button from Control Panel and ensure the following points by referring AC parameters using
TML diagnostic tool before handing over to customer.
a) Physical check of AC OFF when requested.
b)Read ECU parameters,
Air Conditioning Compressor Request Output
which should be OFF
Circuit Schematic Diagram:-
“Refer the circuit schematics from the tool”
Component Location & Image:-
AC compressor is located at Bonnet.
Connector Location: -
NA
Connector View & Information: -
NA
Inspection Method: -
If there is continuity between the AC request and Battery line, correct the wiring harness (wiring
harness short to battery)