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Home >> Chevrolet >> 2019 >> Spark LS, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 15 (Immobilizer System) >> Diagnostic Information and Procedures >> DTC P1649: Immobilizer Security Code Not Programmed >> Reference Information
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Reference Information

WARNING: This page is about a different car, the 2017 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.

Schematic Reference

Immobilizer Schematics 

Connector End View Reference

Component Connector End Views - Index

Description and Operation

Immobilizer Description and Operation (without BTM) Immobilizer Description and Operation (with BTM) 

Electrical Information Reference

Scan Tool Reference

Control Module References