Kia Optima Hybrid: Ignition System / Description and Operation

Kia Optima Hybrid (TF HEV) 2016-2020 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 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.

Ignition System

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Repair procedures

On-vehicle Inspection Spark Test 1. Disconnect the ignition coil connectors (A). When disconnecting the ignition coil connector, pull out the locking pin (A) and then pull out the connector ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Active Air Flap(AAF) Troubleshooting

Troubleshooting SymptomsPossible CausesRemedyWarning illuminated"Check active air flap system"Active Air Flap System Fail(Flap stuck)• Inspect the flap and remove the foreign substance• Check the Active Air Flap assembly • Repair or replace as requiredActuator FaultReplace the actuatorMalfunction ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Inhibitor Switch Repair procedures

Inspection • Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Power Circuit Inspection 1. Disconnect the Inhibitor switch connector (A). 2. Ignition KEY "ON" & Engine "OFF". 3. Measure voltage between supplied ...