HARRIER BOOK 2

Vehicle Platform: NEXON

ECU Name: ESCL

DTC Troubleshooting Data

Version: 1.4

Date: 09 Jan 2018

Author: Hitesh Kaneria

Page: 44 of 88

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.

Troubleshooting:

Voltage

fluctuates

between 0V and

Yes

Disconnect ESCLECU power

supply

connector. Check voltage b/w pin 1 & 6.

)

Refer Connector View & Information

(

Is DTC

Present?

Yes

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(

Power 1)

using diagnostic tool

Range: 9 to 16 V.

7. Verify If

U1008 – 17

is present

Replace wiring harness

)

Vehicle side

(

Check resistance of Under bonnet fuse

box (60 Amp).

Is it infinity

/Showing No

value (fuse is

blown)?

Yes

Replace the respective

fuse