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Vehicle Platform: Tiago,Tigor & Osprey
ECU Name: Hella Body Control Module (BCM)
DTC Troubleshooting Data
Version: 2.0
Date: 22-10-2018
Author: Parag K
Page: 562 of 737
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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.
B223D - 11: Rear Wiper Mode Switch - Circuit Short to Ground
Overview:
ISO Code (DTC Code)
B223D - 11
Customer Symptom
Rear wiper always ON
Fault Effects (On Vehicle)
Rear wiper always ON
Lamp Status (If Any)
NA
Fault Detection Condition
This fault will be logged after the input switch test routine
execution. User has to operate the switch manually during
routine. If short to ground fault is detected for rear wiper mode
switch then this DTC code will be returned with the Routine
results.
Normal Operating Condition
There should not be any fault returned by routine
Probable Trouble Area
1. BCM connector Fault
2. Cockpit wiring harness short to ground.
3. Rear wiper mode switch damaged
4. Combi switch connector fault.
5. BCM ECU fault
Healing Condition
1. Ignition OFF
ON
2. Clear DTC Command
Component Details:
Rear wiper Mode switch is part of combination stalk switch and interfaced to the BCM. If the IGN is on and if user
put the combi switch to rear wiper position, rear wiper will turn ON.
Preliminary Checks:
1. Check Battery Voltage (9V-16V)
2. Check ECU pins for oxidation, bending & damage.
Trouble Shooting:-