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Q501 4 Cylinder MT Application
DTC Troubleshooting Data
Version: 0.1
Date: 21-Sep-2018
Prepared By: Mithi Prasad, Sarang Kulkarni, Manish Gupta
Checked By: Yogesh Jadhav
Approved By: Satish Kumar P
Page: 928 of 1052
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.
connections as per
the circuit
schematic
3
Are there any pins damaged at EMS ECU Connector or
Brake pedal switch connector?
Replace the
connector or wiring
harness
Go to step 4
4
Are there any pins backed out from the EMS ECU
Connector or Brake pedal switch connector?
Rectify/Replace
Connectors
Go to Step 5
5
Brake Pedal moving freely
Go to next step
Perform necessary
mechanical repairs
6
Check whether the Main Brake Switch / Redundant brake
switch contacts are stuck closed
Rectify / Replace
Go to next step
7
Fault Persists?
Call Hot line.
Follow the steps
again for
reconfirmation
DTC’s confirmation:
After rectification, Test Drive the vehicle for 2 KM and ensure that no DTC’s are logged in ECM.