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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: 345 of 855
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TATA MOTORS Ltd.
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B2254 – 11: Turn Right Indicator Switch Circuit – circuit short to ground
Overview:
ISO Code
B2254 - 11
Customer Symptom
Turn right indication always on
Fault Effects (On Vehicle)
1. Turn right indication always on
2. Battery Drain
Lamp Status (If Any)
Always ON
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 turn right indicator switch then this DTC
code 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. Turn right indicator switch input short to ground
from cockpit wiring harness
3. Turn indicator 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:
Turn right indicator switch is part of combi switch. If the IGN is ON and turn right indication is given by
user then turn right indicator lamps will flash with predefined frequency.
Preliminary Checks:
1. Check Battery Voltage (12.5 V & above)
2. Check ECU pins for oxidation, bending & damage.
Trouble Shooting:-