Vehicle Platform & ECU Name DTC Troubleshooting Data Ver: 1.0 Date: 30/11/2019 Author: ERC Page 534 of 610 Copyright by TATA MOTORS Ltd. This document must not be used in any way, such as copying and redistributing to third parties, without our consent P05D0-00: Sport and ECO mode inputs simultaneously available: Drive Mode Switch Electrical failure Overview: Description as per ISO Standard Sport and ECO Switch inputs simultaneously available: Drive Mode Switch Electrical failure Customer Symptom Engine will run in default normal / City mode Fault Effects (On Vehicle) Engine will run in default normal / City mode Lamp Status (If Any) Fault Detection Condition This fault gets logged when the Sports mode switch and economy mode switch inputs are available to EMS ECU simultaneously. Normal Operating Condition Sports Mode and Economy mode functions as per design intention. Probable Trouble Area Wiring harness connections, Sports mode switch, Eco mode switch, EMS ecu. Healing Condition After 3 drive cycles of fault rectification. Component Details: Sports / Economy mode switch is a Normally Open - latchable rotary Switch. Whose electrical contacts will be closed when the rotary Switch is rotated to specific positions (2 No.s) Preliminary Checks: Check whether the customer voice / view about the issue is matching with the fault effects mentioned above. If yes, go ahead with next steps. If not, check for other DTC’s presence. Check whether similar complaints are earlier reported. If yes, perform the preliminary checks with respect to earlier issue closure. Check whether the contacts of the Drive mode switch are stuck closed. Check for damage of Drive mode switch connector / EMS ECU connector. Check for damage of Drive Mode switch pins / EMS ECU pins. .
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