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

...

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: Interior Trim Repair procedures

Replacement Door Scuff Trim Replacement • Put on gloves to protect your hands. • Use a plastic panel removal tool to remove interior trim pieces to protect from marring the surface. • Take care not to bend or scratch the trim and panels. 1. Using a screwdriver or remover, remove the ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: NVLD(Natural Vacuum Leakage Detection) Repair procedures

Removal 1. Turn the ignition switch OFF and disconnect the battery negative (-) terminal. 2. Disconnect the NVLD connector (A). 3. Disconnect the ventilation hoses (B,C). 4. Remove the NVLD after by loosening the bolts (A). Installation • Install the component with the specified torques. • Note that ...