Vehicle Control Module (VCM) - Programming

1. Take the following steps in order to set-up for the VCM Electrically Erasable Programmable Read Only Memory (EEPROM) programming.
^ The battery is fully charged.
^ The ignition is ON.
^ The Data Link Connector (DLC) is secure.
2. Refer to upto-date Techline terminal and equipment user's instructions.
3. For a functional check, perform the powertrain On-Board Diagnostic (OBD) System Check. Refer to A Powertrain On-Board Diagnostic (OBD) System Check.
4. If the VCM fails to program, do the following functions:
^ Check all the VCM connections.
^ Check the Techline terminal and equipment for the latest software version.
^ Try again to program the VCM. If it fails again, replace the VCM.