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: 602 of 737
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TATA MOTORS Ltd.
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B223E - 92: Rear Wiper Park Position Signal – Performance or Incorrect Operation
Overview:
ISO Code (DTC Code)
B223E - 92
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 when user operates the rear wiper
motor with rear wiper is in park for more than preconfigured
delay time due to failure in park input. If in-park fault is
detected for rear wiper park position signal for more than
defined delay then this DTC code will be returned with the
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 ground
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:
Check Battery Voltage (9V-16V)
Check ECU pins for oxidation, bending & damage.
Trouble Shooting:-




