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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: 587 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.
B223E - 12: Rear Wiper Park Position Signal - Circuit short to Battery or Open Circuit
Overview:
ISO Code
B223E - 12
Customer Symptom
Rear wash/wipe may not function correctly
Fault Effects (On Vehicle)
Rear wash/wipe may not function correctly
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 battery or open circuit fault is detected for
Rear wiper park position signal then this DTC 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. Rear wiring harness Short to battery or open
circuit
3. BCM ECU fault
Healing Condition
1. Ignition OFF
ON
2. Clear DTC Command
Component Details:
Rear wiper Park Position Signal part of rear wiper motor and interfaced to the BCM as a feedback input. If the
IGN is on and if user put the combi switch to rear wiper on position, rear wiper park position signal gives a
feedback to BCM about the in park and out of park of the rear wiper.
Preliminary Checks:
1.
Check Battery Voltage (12.5 V & above)
2.
Check ECU pins for oxidation, bending & damage.
Trouble Shooting:-