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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: 117 of 855
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TATA MOTORS Ltd.
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B2236- 11: Position Lamp Switch - Circuit short to Ground
Overview:
ISO Code (DTC Code)
B2236 – 11
Customer Symptom
Position Lamp always ON
Fault Effects (On Vehicle)
Position Lamp always ON
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 circuit fault is
detected for Position Lamp 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. Cockpit (group) harness Short to ground
3. Switch damaged or stuck
4. BCM ECU fault
5. Combi switch connector fault.
Healing Condition
1. Ignition OFF
ON
2. Clear DTC Command
Component Details:
Position Lamp switch is part of combination stalk switch and interfaced to the BCM. If the IGN is KeyIN
or Keyout/ Accessory /on and Main beam / Dipped beam are ON or Position lamp switch signal is
active, Position lamp will turn ON.
Preliminary Checks:
1. Check Battery Voltage (9V-16V)
2. Check ECU pins for oxidation, bending & damage.
Trouble Shooting:-