Vehicle Platform: NEXON ECU Name: ESCL DTC Troubleshooting Data Version: 1.4 Date: 09 Jan 2018 Author: Hitesh Kaneria Page: 3 of 88 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. Contents Change History........................................................................................................................................................................................... 2 Abbreviation .............................................................................................................................................................................................. 5 IVN DTCs .................................................................................................................................................................................................... 6 Preliminary Check ...................................................................................................................................................................................... 6 U0028-13:- Vehicle Communication Bus A-open circuit ....................................................................................................................... 7 U0028-88:- Vehicle Communication Bus A-Bus off ............................................................................................................................... 8 U0100-08:- Lost Communication With ECM/PCM "A" - Bus Signal / Message Failures ........................................................................ 9 U1309-08:- Lost Communication With Antilock Braking System/ Electronic Stability Program (ABS/ ESP) Control Module - Bus Signal / Message Failures .................................................................................................................................................................... 14 U1315-08:- Lost Communication With PEPS - Bus Signal / Message Failures ..................................................................................... 19 U0140-08:- Lost Communication With Body Control Module - Bus Signal / Message Failures .......................................................... 22 U0401-81:- Invalid Data Received From ECM/ PCM "A" - invalid serial data received ....................................................................... 26 U1609-81:- Invalid Data Received From Antilock Braking System/ Electronic Stability Program (ABS/ ESP) Control Module - invalid serial data received. ............................................................................................................................................................................ 29 U1617-81:- Invalid Data Received From PEPS - invalid serial data received. ...................................................................................... 32 U1609- 82:- Invalid Data Received From Antilock Braking System/ Electronic Stability Program (ABS/ ESP) Control Module - alive / sequence counter incorrect / not updated ......................................................................................................................................... 35 U1609 - 83:- Invalid Data Received From Antilock Braking System/ Electronic Stability Program (ABS/ ESP) Control Module - value of signal protection calculation incorrect ............................................................................................................................................ 37 Generic DTCs ............................................................................................................................................................................................ 39 U1008-16: Control Module Input Power 1 - circuit voltage below threshold ..................................................................................... 39 U1008-17: Control Module Input Power 1 - circuit voltage above threshold ..................................................................................... 43 B101D-42: Main Processor RAM Error - general memory failure ....................................................................................................... 47 B101E-42: Main Processor ROM Error - general memory failure........................................................................................................ 49 B101F–42: Main Processor EEPROM error - general memory failure ................................................................................................. 51 B1020-42: Co Processor RAM Error - general memory failure ............................................................................................................ 53 B1021-42: Co Processor ROM Error - general memory failure............................................................................................................ 55 Functional DTC ......................................................................................................................................................................................... 57 B1022–96: Steering lock unable to lock - component internal failure ................................................................................................ 57 B1023–12: ESCL motor driver high side circuit - short to battery ....................................................................................................... 59 B1024–11: ESCL motor driver low side circuit - Short to ground ........................................................................................................ 61 B1025–96: Implausible indication of Latch Position switch – component internal failure ................................................................. 63
RkJQdWJsaXNoZXIy MTIwNTUz