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Vehicle Platform: OSPREY
ECU Name: Hella Body Control Module (BCM) DTC
Troubleshooting Data
Version: 1.4
Date: 15 May 2018
Author: Body CoC
Page: 572 of 855
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TATA MOTORS Ltd.
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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:
Check Battery Voltage (12.5 V & above)
Check ECU pins for oxidation, bending & damage.
Trouble Shooting:-