Kia Cadenza: Ignition System / Description and Operation

Kia Cadenza YG 2016-2025 Service Manual / Engine Electrical System / Ignition System / 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 pre-pro grammed 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.

Ignition System

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Repair procedures

On-vehicle Inspection Inspect ignition coil assembly and Perform spark test 1. Check for DTCs. • If a DTC is present, perform troubleshooting in accordanc ...

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Kia Cadenza YG 2016-2025 Service Manual: Relay Box (Engine Compartment) Repair procedures

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Kia Cadenza YG 2016-2025 Service Manual: Flow Diagram

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