Hyundai Sonata LF: Body Electrical System / Keyless Entry And Burglar Alarm

Smart Key Diagnostic Repair procedures

Inspection Self Diagnosis with Scan Tool It will be able to diagnose defects of SMART KEY system with GDS quickly. GDS can operates actuator forcefully, input/output value monitoring and self diagnosis...

Specifications

Specification ItemSpecificationPower source3VOperating temperature-30°C ~ +75°C (-22°F ~ +167°F)RF ModulationFSKLF ModulationASKRF frequency433...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Antenna Coil Repair procedures

Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the crash pad lower panel. (Refer to Body - "Crash Pad Lower Panel") 3. Disconnect the 6P connector (B) of the coil antenna and then remove the coil antenna (A) after loosening the screw...

Hyundai Sonata LF 2014-2019 Service Manual: Spark Plug Repair procedures

Inspection [On vehicle inspection] 1. Accelerate the engine to about 3,000 rpm 3 times or more. 2. Remove the spark plug. 3. Check the spark plug visually. If the electrode is dry, the spark plug is normal. If the electrode is wet, check the damage and electrode gap as below...