Kia Optima Hybrid: Indicators And Gauges / Troubleshooting

Troubleshooting
Symptom
Possible cause
Remedy
Tachometer does not operate
Cluster fuse (10A) blown
Check for short and replace fuse
CAN line faulty
Check the EMS
Tachometer faulty
Check tachometer
Wiring or ground faulty
Repair if necessary
Fuel gauge does not operate
Cluster fuse (10A) blown
Check for short and replace fuse
Fuel gauge faulty
Check gauge
Fuel sender faulty
Check fuel sender
Wiring or ground faulty
Repair if necessary
Low fuel warning lamp does not light up
Cluster fuse (10A) blown
Check for short and replace fuse
Bulb burned out
Replace bulb
Fuel sender faulty
Check fuel sender
Wiring or ground faulty
Repair if necessary
Water temperature gauge does not operate
Cluster fuse (10A) blown
Check for short and replace fuse
Water temperature gauge faulty
Check gauge
Water temperature sender faulty
Check sender
CAN line faulty
Check the EMS
Wiring or ground faulty
Repair if necessary
Oil pressure warning lamp does not light up
Cluster fuse (10A) blown
Check for short and replace fuse
Bulb burned out
Replace bulb
Oil pressure switch faulty
Check switch
Wiring or ground faulty
Repair if necessary
Parking brake warning lamp does not light up
Cluster fuse (10A) blown
Check for short and replace fuse
Bulb burned out
Replace bulb
Brake fluid level warning switch faulty
Check switch
Parking brake switch faulty
Check switch
Wiring or ground faulty
Repair if necessary
CAN line faulty
Check the TCS/ABS (EBD)
Check the Smart Junction Box(SJB)
(Parking brake/Brake oil switch)
Open door warning lamp and trunk warning lamp do not light up
Memory fuse (15A) blown
Check for short and replace fuse
Bulb burned out
Replace bulb
CAN line faulty
Check the Smart Junction Box(SJB)
Door switch faulty
Check switch
Wiring or ground faulty
Repair if necessary
Speedometer does not operate
Vehicle speed sensor faulty
Check the vehicle speed sensor (M/T)
CAN line faulty
Check the EMS (A/T)
Seat belt warning lamp does not light up
Cluster fuse (10A) blown
Check for short and replace fuse
Bulb burned out
Replace bulb
CAN line faulty
Check the BCM
Seat belt switch faulty
Check switch
Wiring or ground faulty
Repair if necessary

Trip Switch Repair procedures

Inspection 1. Check the audio remote control switch for resistance between terminals in each switch position. [Trip + Reset] SwitchConnector terminalResistance (±5%)Reset3 - 5 (LH)5.54 k?Trip3 - 5 (LH)2.54 ...

Power Door Locks

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Other information:

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


Compression Pressure Inspection     If the there is lack of power, excessive oil consumption or poor fuel economy, measure the compression pressure.     Engine may start anytime the vehicle is in READY mode.1. Warm up and stop engine. 1. Warm up and stop engine. Allow the engine to ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Description and Operation


Limitations Of The Navigation system GPS Signal Reception State As the GPS satellite frequency is received/transmitted in straight lines, reception may not work if hiding devices are placed on or near the GPS antenna or when traveling through the following locations. • Tunnels • Basement parking ...

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