Kia Optima Hybrid: Body Electrical System / Ignition Switch Assembly

Start/Stop Button Repair procedures

Removal 1. Disconnect the negative (-) battery terminal. 2. Using a screwdriver or remover, remove the crash pad side cover (A). 3. After loosening the mounting screws, then remove the crash pad lower ...

Repair procedures

Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the driver crash pad lower panel. (Refer to the BD group - "Crash pad") 3. Remove the steering column upper and lower shrouds. (Refer ...

Other information:

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

Troubleshooting SymptomProbable causeRemedyPlay in steeringLoose yoke plugRetightenLoose steering gear mounting boltsRetightenLoose or worn tie rod endRetighten or replace as necessarySteering wheel does not return properlyExcessive turning resistance of tie rod endReplaceYoke plug excessively tightAdjustTie ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Relay Box (Engine Compartment) Repair procedures

Inspection Power Relay Test (Type A)     – Do not use pliers. – Pliers will damage the relays, which could cause the engine to stall or not start. – Carefully remove the relay using the relay puller. Check for continuity between the terminals. A : Rear defogger relay B : EWP relay C : ...