Hyundai Sonata: Description and Operation - Ignition System - Engine Electrical SystemHyundai Sonata: Description and Operation

Description

Ignition timing is controlled by the electronic control ignition timing system. The standard reference ignition timing data for the engine operating conditions are preprogrammed in the memory of the ECM (Engine Control Module).
The engine operating conditions (speed, load, warm-up condition, etc.) are detected by the various sensors. Based on these sensor signals and the ignition timing data, signals to interrupt the primary current are sent to the ECM. The ignition coil is activated, and timing is controlled.

    Repair procedures
    On-vehicle Inspection Spark Test 1. Disconnect the ignition coil connectors (A). 2. Remove the ignition coils (A). ...

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    Specifications
    Specifications Item Specification Type Motor driven power steering system(EPS) Steering gear Type Rack &am ...

    Components and Components Location
    Component Location 1. Horn switch 2. Horn relay (Engine room compartment) 3. Horn 4. Clock spring ...

    PDM(Power Distribution Module). Schematic Diagrams
    System Circuit Diagram ...