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Q5/X451 FATC
DTC Troubleshooting Data
Version: 1.0
Date: 16-Oct-2018
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.
Author: ERC
Page: 152 of 202
Trouble Shooting:-
Is continuity
Present?
A
Yes
Disconnect FATC ECU power supply
connector. Check pin C2-14 continuity with battery
pin 16 &15 .
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)
. Record the DTC & Clear
4
5. Turn Ignition OFF & ON
6. Verify If
B1F48 -
11
12
is present
Replace wiring harness
)
Vehicle side
(