Vehicle Platform & ECU Name DTC Troubleshooting Data Ver: 1.0 Date: 30/11/2019 Author: ERC Page 332 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 P014D-00- O2 Sensor Slow Response - Lean to Rich Bank 1 Sensor 1 Overview: Code Cause Effect on Vehicle Fault Code: P014D-00 1. Defective O2 sensor(s) 2. Burnt, broken, or disconnected wiring and/or connectors 3. Defective catalytic converter 4. Engine exhaust leaks 1. Lowered fuel efficiency 2. A general lack engine performance 3. Other related diagnostic trouble codes may also be stored 4. Check engine soon lamp illumination Trouble Shooting Steps: Sr. No. Steps Specifications Step 1 Check for Defective O2 sensor(s) Functionality Step 2 Check for any burnt, broken, or disconnected wiring and/or connectors Functionality Step 3 Check for Defective catalytic converter Functionality Step 4 Check for any Engine exhaust related leaks Functionality Step 5 Check ECU Functionality Circuit Schematic Diagram:
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