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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: 517 of 855
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TATA MOTORS Ltd.
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B223B - 11: Rear Washer Switch - Circuit Short to Ground
Overview:
ISO Code (DTC Code)
B223B - 11
Customer Symptom
Rear washer ON for washer act time.
Fault Effects (On Vehicle)
1.Rear washer On continuously
2. Rear wiper as washer functionality shall occur
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 wash 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 wiring harness short to ground
3. Front switch damaged or stuck
4. Combi switch connector fault.
5. BCM ECU fault
Healing Condition
1. Ignition OFF
ON
2. Clear DTC Command
Component Details:
Rear washer 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 Washer position, Rear washer pump will turn ON.
Preliminary Checks:
Check Battery Voltage (9V-16V)
Check ECU pins for oxidation, bending & damage.
Trouble Shooting:-