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Home >> Chevrolet >> 2007 >> Optra LS, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 1.8L (LDA) >> Repair Instructions >> Engine Control Module Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: View Of ECM, Connectors And Bolts
    GM1701061Courtesy of GENERAL MOTORS CORP.
  1. Connect the ECM connectors to the ECM.
  2. Align the ECM into the mounting base.
    3. NOTE: Refer to Fastener Notice .
  3. Install the ECM bolts.

    Tighten:  Tighten the bolts to 8 N.m (71 lb in)  .

  4. Connect the negative battery cable.
  5. Perform a crankshaft position system variation learning procedure. Refer to Crankshaft Position System Variation Learn .
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