Kia Optima Manuals

Kia Optima: Troubleshooting - Indicators And Gauges - Body Electrical System - Kia Optima TF 2011-2025 Service ManualKia Optima: 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


Installation
1. Reassemble the steering wheel remote control switch after connecting the connector. 2. Reassemble the steering wheel. 3. Reassemble the driver airbag ...

Power Door Locks
...

See also:

Yaw-rate and Lateral G Sensor. Repair procedures
Removal 1. Turn ignition switch OFF and disconnect the negative (-) battery cable. 2. Remove the floor console. (Refer to the Body group - Console) 3. ...

Checking the coolant level
WARNING Removing radiator cap Never attempt to remove the radiator cap while the engine is operating or hot. Doing so might lead to cooling system and engine damage. Also, hot ...

General
1. Basically, all measurements in this manual are taken with a tracking gauge. 2. When a measuring tape is used, check to be sure there is no elongation, twisting or ...

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