Engine Control Unit, Remove and Install
Note: The security code must be reset with TECH 2 before removal when replacing or swapping engine control unit – see corresponding Checking Procedures.
Disconnect ground cable from battery.
Attach engine control unit to bracket.
Connect wiring harness plugs to engine control unit and lock – ensure that plug contacts and plug seating are correct.
Attach ground cable to engine control unit.
Connect ground cable to battery.