Vehicle Platform: OSPREY / AMP ECU Name: PEPS DTC Troubleshooting Data Version: 1.2 Date: 29 Mar 2017 Author: Rajasekhara Reddy Page: 129 of 369 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. B1645–54:- PEPS ECU – Missing Calibration Overview:- ISO Code (DTC Code) B1645-54 Customer Symptom NA Fault Effects (On Vehicle) Unintended behavior of passive entry & passive start i.e. engine would start even if UID is detected outside of the vehicle, passive entry won’t possible even if UID is within the wake-up range of respective door handle switch, engine won’t start even if UID is detected inside of the vehicle or passive entry is possible even if UID is outside the wake-up range of respective door handle switch. Lamp Status (If Any) NA Fault Detection Condition This DTC will get logged on ECU power ON if vehicle calibration is found missing inside the ECU. OR At IGN ON PEPS checks whether the vehicle calibration is done or not, if not done then PEPS logs this DTC. Normal Operating Condition 1. At power ON or IGN ON, no DTC is logged by ECU. 2. Passive entry & passive start works only if UID is detected within the specified / defined range of the vehicle (inside as well as outside of the vehicle). Probable Trouble Area PEPS ECU Healing Condition Ignition Transition:- IGN OFF IGN ON. On IGN ON during UID authentication no DTC is logged by PEPS. Table29:- B1645- 54 overview details Component Details:- 1. PEPS ECU Preliminary Checks:- 1. Assembly number of PEPS 2. Calibration number of PEPS
RkJQdWJsaXNoZXIy MTIwNTUz