Lancer L4-2.0L (4B11) (2008)
Keyless Start Control Module: Technical Service Bulletins
Keyless Operation System - ECU Replacement
No: TSB-07-42A-009
DATE: August, 2007
MODEL: See Below
SUBJECT:
KEYLESS OPERATION SYSTEM (KOS) ECU
REPLACEMENT
PURPOSE
This bulletin provides important information regarding the replacement of the Keyless Operation System (KOS) electronic control unit (ECU). It
includes basic replacement information and instructions for programming the VIN and the KOS transmitters. Use the following Procedure when
replacing a KOS ECU.
AFFECTED VEHICLES
^
2007 Outlander
^
2008 Lancer
REQUIRED OPERATIONS
OVERVIEW
This procedure covers the following operations:
1.
Register the steering lock unit to the new KOS ECU.
2.
Complete "VIN Writing" on the new KOS ECU.
3.
Register all immobilizer transmitters (most vehicles have at least two).
4.
Register all the keyless operation transmitters (key fobs). This step will register both the keyless entry/exit system and the RKE.
5.
Register the TPMS transmitters.
6.
Erase all DTCs created while replacing and registering components.
The following equipment is needed to reprogram the KOS ECU
^
VCI (Vehicle Communication Interface) - MB991824
^
Laptop Computer
^
MUT-III Main Harness 'A' (blue connector at the DLC end) - MB991910
^
USB 2.0 Cable - MB991827
^
MEDIC Version 3.1 (MUT III version 14) or higher. version 14) or higher.
WARNING
BATTERY VOLTAGE (AS MEASURED AT THE BATTERY POSTS WITHOUT ELECTRICAL LOAD) MUST BE KEPT AT 12.4V OR
HIGHER DURING REPROGRAMMING. MEASURE THE BATTERY VOLTAGE AND CHARGE AS NECESSARY. DURING
REPROGRAMMING, A BATTERY CHARGER SHOULD BE CONNECTED TO THE VEHICLE'S BATTERY DURING THE
REPROGRAMMING PROCEDURE. DO NOT ALLOW THE BATTERY CHARGER TO TIME OUT.
PROCEDURE
MUT-III and Key Preparation