Vehicle Platform: OSPREY ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 1.4 Date: 15 May 2018 Author: Body CoC Page: 812 of 855 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. U1019 – 62: Passive Start Power mode– Signal Compare Failure Overview: ISO Code U1019 – 62 Customer Symptom N.A. Fault Effects (On Vehicle) N.A. Lamp Status (If Any) N.A. Fault Detection Condition This fault gets logged by BCM When Mismatch between the CAN input signal (PEPSPowerModState) status received from the PEPS ECU and the hardware input pins (IgnKeyStateACC, IgnKeyStateIGN, IgnKeyStateCRANK) status of BCM. Normal Operating Condition If the Passive Start Stop switch is pressed then BCM power mode changes as per user input. Probable Trouble Area 1. BCM connector Fault 2. Hardware input pins (IgnKeyStateACC, IgnKeyStateIGN, IgnKeyStateCRANK) status of BCM short to ground. 3. Passive start stop switch damaged or stuck. 4. BCM ECU fault Healing Condition 1. Ignition OFF ON 2. Clear DTC Command Component Details: Passive start stop switch is used to change the power mode of vehicle. If Passive Start Stop switch is pressed then vehicle power mode changes with respect to its previous power mode. Preliminary Checks: 3. Check Battery Voltage (12.5 V & above) 4. Check ECU pins for oxidation, bending & damage.
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