Vehicle Platform & ECU Name DTC Troubleshooting Data Ver: 1.0 Date: 30/11/2019 Author: ERC Page 253 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 P2100-11: Throttle Actuator "A" Control Motor Circuit/Open - Circuit Short To Ground Overview: ISO Code P2100-11 Customer Symptom(s) Engine noisy, Power loss, smoky exhaust Fault Effect(s) (On Vehicle) 1. Reduce torque active 2. Disables Speed pilot control routine service (SPCS) 3. Disables intake throttle body Lamp Status MI Lamp OFF & CE Lamp OFF Fault Detection Condition(s) This DTC gets logged if the Throttle actuator H bridge drive pins of EMS ECU are short circuit to ground Normal Operating Condition(s) Diagnostic tool display the Throttle actuator demand and Feedback & No DTCs Probable Trouble Area(s) Throttle actuator, Wiring harness & EMS ECU Healing Condition(s) Rectify the DTCs, Clear the DTCs using diagnostic tool, Ignition ON/OFF Component Details: Air Intake Throttle is used to regulate intake air flow into the engine to eliminate engine key off shake. It is mounted on the intake manifold entry. Trouble Shooting: Step Checks Specification 1 Check if the wiring harness connector is properly connected to the Throttle & no damage or pin back out? Physical check 2 Check if there is any oxidation, rust, mud, dirt, foreign particle accumulation on the connector? Physical check 3 Check if the wiring harness connector is properly connected to the EMS ECU, & no damage or pin back out? Physical check 7 Check if there is any physical damage of Throttle actuator or its connector? Physical check 8 Check if the problem still persists? Replace Throttle actuator/connector Circuit Schematic Diagram: From COC, E & E
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