Kia Optima Hybrid: Evaporative Emission Control System / Fuel Filler Cap Description and Operation

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual / Emission Control System / Evaporative Emission Control System / Fuel Filler Cap Description and Operation

Description

A ratchet tightening device on the threaded fuel filler cap reduces the chances of incorrect installation, which seals the fuel filler. After the gasket on the fuel filler cap and the filler neck flange contact each other, the ratchet produces a loud clicking noise indicating the seal has been set.

Canister Repair procedures

Removal 1. Turn the ignition switch OFF and disconnect the auxiliary battery 12 (V) negative (-) terminal. 2. Lift the vehicle. 3. Remove the rear muffler hanger (A). 4. Remove the rear suspension damper ...

Fuel Tank Air Filter Repair procedures

Removal 1. Turn the ignition switch OFF and disconnect the battery negative (-) cable. 2. Lift the vehicle. 3. Disconnect the canister close valve connector (A). 4. Disconnect the ventilation hose (B) ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Auto Head Lamp Leveling Unit Repair procedures

Inspection 1. Ignition "ON". 2. Turn on the head lamp switch. 3. Check for operation. If the aim of the head lamps changes smoothly when the head lamp leveling switch is turned. 4. If the operation does not work well, inspect the connector and terminals to be sure they are all making good contact. If ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Troubleshooting

Troubleshooting 1. The lamp switch inputs can be checked using the GDS. 2. To check the input value of lamp switch, select option "Body Control Module". 3. To consult the present input/output value of BCM, "Current DATA". It provides information of BCM input/output conditions of power supply, turn signal/brake ...