Hyundai Sonata: Troubleshooting - Indicators And Gauges - Body Electrical SystemHyundai Sonata: Troubleshooting

Troubleshooting

Symptom
 Possible cause
 Remedy
Speedometer does not operate
 Fuse (MODULE1 7.5A and Room lamp 10A) in smart junction box is blown
 Check for short and replace fuse
Speedometer faulty
 Check speedometer
Vehicle speed sensor faulty
 Check vehicle speed sensor
Wiring or ground faulty
 Repair if necessary
Tachometer does not operate
 Fuse (MODULE1 7.5A and Room lamp 10A) in smart junction box is blown
 Check for short and replace fuse
Tachometer faulty
 Check tachometer
Wiring or ground faulty
 Repair if necessary
Fuel gauge does not operate
 Fuse (MODULE1 7.5A and Room lamp 10A) in smart junction box is 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
 MODULE1 7.5A fuse in smart junction box is 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
 MODULE1 7.5A fuse in smart junction box is blown
 Check for short and replace fuse
Water temperature gauge faulty
 Check gauge
Water temperature sender faulty
 Check sender
Wiring or ground faulty
 Repair if necessary
Oil pressure warning lamp does not light up
 MODULE1 7.5A fuse in smart junction box is 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
 MODULE1 7.5A fuse in smart junction box is 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
Open door warning lamp and trunk lid warning lamp do not light up
 Room lamp 10A fuse in smart junction box is blown
 Check for short and replace fuse
Bulb burned out
 Replace bulb
Door switch faulty
 Check switch
Wiring or ground faulty
 Repair if necessary
Seat belt warning lamp does not light up
 MODULE1 7.5A fuse in smart junction box is blown
 Check for short and replace fuse
Bulb burned out
 Replace bulb
Seat belt switch faulty
 Check switch
Wiring or ground faulty
 Repair if necessary


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