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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: 224 of 855
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TATA MOTORS Ltd.
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B2229 – 11: Left Turn Indicator – Short to Ground
Overview:
ISO Code
B2229 - 11
Customer Symptom
Left Turn Indicator Lamps always OFF.
Fault Effects (On Vehicle)
One of left Turn Indicator Lamps always OFF.
Lamp Status (If Any)
Always OFF
Fault Detection Condition
BCM log this fault when Left turn Indicator lamp output
is short to ground.
Normal Operating Condition
Turn Indicator lamp comes ON when turn indicator
switch is activated.
Probable Trouble Area
1. BCM connector Fault
2. Left Turn Indicator lamp output wire Short to
ground
3. Lamp damaged
4. BCM ECU fault
5. Left Turn Indicator lamp mating connector fault
Healing Condition
1. Ignition OFF
ON
2. Clear DTC Command
Component Details:
Left Turn Indicator lamps are located at left front, left rear and left side of the vehicle. Turn Indicator
lamp comes ON when turn indicator switch is activated.
Preliminary Checks:
1. Check Battery Voltage (12.5 V & above)
2. Check ECU pins for oxidation, bending & damage
Trouble Shooting:-