Vehicle Platform: NEXON, X4, Q5, TIGOR_MCE ECU Name: PEPS DTC Troubleshooting Data Version: 1.8 Date: 28 Feb 2023 Author: Rajasekhara Reddy Page: 331 of 407 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. DTC’s confirmation:- After rectification, ensure the following points by using TML diagnostic tool before handing over to customer. a) DTC U1657 – 06 is not logged at OFF/ACC/IGNON/CRANK/Run. Circuit Schematic Diagram:- NA Component Location & Image:- N.A Connector Location:- N.A Connector View & Information:- N.A Inspection Method:- NA B1658 - 14:- HFA trigger signal Fault – Circuit short to ground or open Overview:- ISO Code (DTC Code) U1658 – 14 Customer Symptom Customer will not be able to open or close the vehicle trunk by swapping leg near bumper area. Fault Effects (On Vehicle) NA Lamp Status (If Any) NA Fault Detection Condition As per standard FDC increment strategy as specified in ISO 14229-1
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