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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: 556 of 855
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TATA MOTORS Ltd.
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B223D - 12: Rear Wiper Mode Switch - Circuit short to Battery or Open Circuit
Overview:
ISO Code
B223D - 12
Customer Symptom
Rear wiper always OFF
Fault Effects (On Vehicle)
Rear wiper always OFF
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 mode switch 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. Cockpit harness Short to battery or open circuit
3. 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 if
user put the combi switch to rear wiper position, rear wiper will turn ON.
Preliminary Checks:
Check Battery Voltage (12.5 V & above)
Check ECU pins for oxidation, bending & damage.
Trouble Shooting:-