TIAGO TIGOR BSVI - SERVICE MANUAL - DTC 24-12-2021

TATA BSVI Gasoline Program – EMS ECU Bosch DTC Troubleshooting Service Manual Version: 1.2 Date: 18-12-2019 Prepared By: Sunita Mandlik Checked By: Yeshwant Jadhav Approved By: Satish Kumar Document Part No: 2921 02 xxx xxxx Page: 1278 of 1498 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. P2113-62: Throttle/Pedal Position Sensor “B” Minimum Stop Performance-Signal compare failure Overview: ISO Code P2113-62 Customer Symptom Fuel will be cut off Throttle Control will Not be active. Vehicle /Engine speed will be limited for safety concerns Fault Effects (On Vehicle) Throttle Control will Not be active Vehicle /Engine speed will be limited for safety concerns Lamp Status (If Any) MIL ON after 1 drive cycle Fault Detection Condition This fault gets logged when throttle actuator pin no. 251 & 252 gets short circuited to ground. Normal Operating Condition Throttle actuator functions as per design Probable Trouble Area Throttle Actuator Motor, wiring harness connections, EMS ECU. Healing Condition After 3 drive cycles Fault permanent deletion 1. Scan tool Service 14. 2. Stack Over Flow. 3. 40 warm up cycles. 4. ECU Flashing. 5. ECU Power-Fail Component Details: A DC motor drive is used to move the throttle valve over the complete movement range. The DC motor is directly controlled by the ECU of the Diesel engine. Throttle Valve H-bridge driver of EMS ECU provides bidirectional control with active recirculation and over current detection. Preliminary Checks: 1. Pls. check whether dust/mud/any particle is blocking throttle valve. 2. Pls. check whether the throttle valve is stuck closed 3. Pls. check for any throttle body related faults and rectify those faults by following their rectification procedure.