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Vehicle Platform: Tiago,Tigor & Osprey
ECU Name: Hella Body Control Module (BCM)
DTC Troubleshooting Data
Version: 2.0
Date: 22-10-2018
Author: Parag K
Page: 204 of 737
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TATA MOTORS Ltd.
This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author.
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:-