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wiki:installing_a_secondhand_ecu

Getting Codes

  • Install secondhand ECU and using the scan tool go to module information. Find and write down secondhand ECU VIN.
  • Write down original ECU VIN.
  • Call Holden and give them the two VIN's and get the 4 digit security code for each VIN.
  • Once you have both security codes you are good to continue.

Unlocking ECU's

  • With the original ECU installed in the car, select ECU on scan tool and enter Special Functions > Reset ECU. Perform the ECU reset, following the instructions on the screen and using the security code of the original ECU that you got from Holden.
  • Remove the original ECU from the vehicle and install the secondhand ECU.
  • With secondhand ECU installed in the car, select ECU on scan tool and enter Special Functions > Reset ECU. Perform the ECU reset, following the instructions on the screen and using the security code of the secondhand ECU that you got from Holden.

Linking secondhand ECU

  • Go to BCM > Special Functions > BCM to PIM link. Follow the steps on the scan tool to link the PIM and BCM and using the 4 digit security code for the original ECU/VIN.
  • Go to ECU > Special Functions and perform a PIM to ECU link. Follow the steps on the scan tool and using the 4 digit security code for the original ECU/VIN.

Finishing up

  • Go through BCM, PIM and ECU and clear all stored fault code.
  • You are done!!!
wiki/installing_a_secondhand_ecu.txt · Last modified: 2020/08/18 17:06 by modz2014