Hyundai Tucson: Lighting System / Troubleshooting

Hyundai Tucson (LM) 2010-2015 Service Manual / Body Electrical System / Lighting System / Troubleshooting

Troubleshooting

Symptom	Possible cause	Remedy
One lamp does not light (all exterior)	Bulb burned out	Replace bulb
One lamp does not light (all exterior)	Socket, wiring or ground faulty	Repair if necessary
Head lamps do not light	Bulb burned out	Replace bulb
	Ignition fuse (LOW:10A, HIGH:20A) blown	Check for short and replace fuse
	Head lamp fuse (15A) blown	Check for short and replace fuse
	Head lamp relay faulty	Check relay
	Lighting switch faulty	Check switch
	Wiring or ground faulty	Repair if necessary
Tail lamps and license plate lamps do not light	Bulb burned out	Replace bulb
	Tail lamp fuse (10A) blown	Check for short and replace fuse
	Tail lamp relay faulty	Check relay
	Lighting switch faulty	Check switch
	Wiring or ground faulty	Repair if necessary
Stop lamps do not light	Bulb burned out	Replace bulb
	Stop lamp fuse (15A) blown	Check for short and replace fuse
	Stop lamp switch faulty	Adjust or replace switch
	Wiring or ground faulty	Repair if necessary
Stop lamps do not turn off	Stop lamp switch faulty	Repair or replace switch
Instrument lamps do not light (Tail lamps light)	Rheostat faulty	Check rheostat
Instrument lamps do not light (Tail lamps light)	Wiring or ground faulty	Repair if necessary
Turn signal lamp does not flash on one side	Bulb burned out	Replace bulb
	Turn signal switch faulty	Check switch
	Wiring or ground faulty	Repair if necessary
Turn signal lamps do not light	Bulb burned out	Replace bulb
	Turn signal lamp fuse (10A) blown	Check for short and replace fuse
	Flasher unit faulty	Check flasher unit
	Turn signal switch faulty	Check switch
	Wiring or ground faulty	Repair if necessary
Hazard warning lamps do not light	Bulb burned out	Replace bulb
	Hazard warning lamp fuse (15A) blown	Check for short and replace fuse
	Flasher unit faulty	Check flasher unit
	Hazard switch faulty	Check switch
	Wiring or ground faulty	Repair if necessary

Rear combination lamp Repair procedures

Removal 1. Disconnect the negative (-) battery terminal. 2. Loose the screws (2EA) holding the rear combination lamp then disconnect the connector (A) then remove the outside rear combinatio ...

Smart Parking Assist System (SPAS)

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Other information:

Hyundai Tucson (LM) 2010-2015 Owners Manual: Battery saver function
The purpose of this feature is to prevent the battery from being discharged. The system automatically turns off the parking lights when the engine is turned off and the driverside door is opened (in that order). With this feature, the parking lights will be turned off automatically if the driv ...

Hyundai Tucson (LM) 2010-2015 Service Manual: Troubleshooting
Fault Diagnosis Features a fail-safe mechanism that provides "limp-home" 4th gear hold to enable the vehicle to be driven to the owner's home or dealer shop. Fail-Safe: The TCM provides 4th gear hold and Reverse gear in the event of a malfunction. Limp Home: Maintains minimal functionality ...