Vehicle Platform: OSPREY ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 1.4 Date: 15 May 2018 Author: Body CoC Page: 601 of 855 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. B223A- 15: Rear Washer Pump Short to Batt/ Open Overview: ISO Code (DTC Code) B223A- 15 Customer Symptom Rear Wash motor is always ON even though user not request through switch Fault Effects (On Vehicle) 1. Wash motor always ON can cause motor burning. Lamp Status (If Any) NA Fault Detection Condition This fault will be logged with IGN ON. Normal Operating Condition IGN ON and No DTC logged when rear wash operated Probable Trouble Area 1. BCM connector Fault. 2. Rear harness Short to Ground. 3. Motor fault. 4. ECU fault. Healing Condition 1. Switch request after fault removal 2. Clear DTC command- No DTC logged Component Details: BCM directly provides +12 V to Rear wash motor to switch ON the motor when switch is requested. Preliminary Checks: 1. Check Battery Voltage (9V-16V) 2. Check ECU pins for oxidation, bending & damage. Trouble Shooting:-
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