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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: 723 of 855

Copyright ©

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.

B2218- 11: Headlamp Auto On Enable Switch - circuit short to ground

ISO Code (DTC Code)

B2218-11

Customer Symptom

Cannot switch off auto light feature

Fault Effects (On Vehicle)

Cannot switch off auto light feature.

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 circuit fault is

detected for Headlamp Auto On Enable 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

l. 1. BCM connector Fault.

m. 2. Harness issue.

n. 3. Switch fault.

o. 4. ECU fault.

Healing Condition

p. 1. Give ignition cycle after fault removal

q. 2. Clear DTC command- No DTC logged

Component Details:

In IGN/RUN/Crank power mode if Auto mode is selected & Light sensor detects darkness then Low beam &

position lamps are turned ON.

Preliminary Checks:

1.

Check Battery Voltage (9V-16V)

2.

Check ECU pins for oxidation, bending & damage.