NEXON DIAGNOSTIC MANUAL

/ŵŵŽďŝůŝǌĞƌ ʹ d dƌŽƵďůĞƐŚŽŽƚŝŶŐ ĂƚĂ

sĞƌƐŝŽŶ͗ ϭ͘

ĂƚĞ͗

03-June-2014

Prepared Author

6DUDQJ . 0LWKLSDWL 3

Review & approved by

: R A Rode (ERC-E&E)

Page: 61 of 67

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.

U1614 - 81:- Odometer storage fault invalid serial data received

Overview:

ISO Code

U1614 -81

Customer Symptom

No Impact

Fault Effects (On Vehicle)

No effect

Lamp Status (If Any)

None

Fault Detection Condition

VICM monitors odo value after ignition OFF

Normal Operating Condition

No fault in immobilizer

Probable Trouble Area

Instrument cluster faulty

Healing Condition

N/A

Component Details:

,PPRELOL]HU V\VWHP LV GHVLJQHG WR SUHYHQW YHKLFOH WKHIW E\ HOHFWURQLFDOO\ GLVDEOLQJ WKH HQJLQH VWDUWLQJ V\VWHP

7KH HQJLQH FDQ EH VWDUWHG RQO\ ZLWK YHKLFOH¶V RULJLQDO LPPRELOL]HU LJQLWLRQ NH\ ZKLFK KDV DQ HOHFWURQLF

LGHQWLILFDWLRQ SURJUDPPHG FRGH ,PPRELOL]HU XQLW LV DQ DGG RQ SDUW RQ WKH LJQLWLRQ VZLWFK ILWWHG RQ WKH VWHHULQJ

FROXPQ 7KH HQJLQH FDQ EH VWDUWHG RQO\ ZLWK WKH YHKLFOH¶V RULJLQDO LPPRELOL]HU LJQLWLRQ NH\ 7KH HOHFWURQLF NH\

FRPPXQLFDWHV WKH LGHQWLILFDWLRQ FRGH WR ,&8 ZKHQ WKH NH\ LV WXUQHG WR WKH ,JQLWLRQ 21 SRVLWLRQ

Preliminary Checks:

Trouble Shooting:

Step Checks

IF YES

IF NO

Check instrument cluter supply connection.

Rectify fault

Go to next step

Replace instrument cluster

DTC’s confirmation:-

After rectification, ensure the following points before handing over the system to the customer

1) Battery Voltage is between 9 to 16V.

2) Replacement of ECU.

3) Drive the vehicle on road and check the assistance.

Circuit Schematic Diagram:-