Engine Control - Caution For Replacement Of ECM
ELECTRICALEL003-98
April 17, 1998
Title:
PROCEDURE FOR REPLACEMENT OF ECM
Models:
'98 Camry, '98 Avalon
Introduction
On some non-immobilizer equipped 1998 Camry and Avalon models, the ECM used is the same as for Immobilizer equipped vehicles. For these models, it is necessary to register a "without engine Immobilize" code to prevent permanent failure of the ECM.
NOTE:
In some instances the ECM is equipped the same in spite of the existence or nonexistence of the immobilizer system (see part numbers listed).
Parts Information
Warranty Information
Production Change Information
Registration Procedure
The following must be performed after installing a new ECM.
NOTE:
Two seconds after turning the ignition switch ON the fourth time, the code that designates "without engine immobilizer" will be registered in the ECM.
CAUTION:
If the ignition switch does NOT remain ON for a MINIMUM of 2 seconds on step 4 of the registration sequence, the engine WILL NOT START and permanent failure of the ECM will result.