CM2150 Electronic Control System – 019-427   ECM ROM Boot

Table of Contents

General Information

General Information


ECM ROM Boot Procedure:

  • Install the calibration cable with ROM boot switch.
  • With the keyswitch (2) in the OFF position, press the ROM boot switch (1), located on the ECM-specific calibration adapter harness, and hold.
  • Switch the keyswitch to the ON position while holding the ROM boot switch down, wait for five seconds.
  • Release the ROM boot switch.
  • Recalibrate the ECM. Refer to Procedure 019-032 in Section 19.
  • Remove the ROM boot cable from the ECM.

For general tool information, including the correct installation configuration, see the ECM-specific calibration adapter cable with ROM boot switch in the ECM Bench Calibration Base Harness, Bulletin 3377791.

Last Modified:  20-Oct-2009