Hyundai Sonata LF: Engine Electrical System / Charging System

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...

Description and Operation

Description The charging system included a battery, an alternator with a built-in regulator, and the charging indicator light and wire. The Alternator has eight built-in diodes, each rectifying AC current to DC current...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Boost Pressure Sensor (BPS) Repair procedures

Inspection 1. Connect a GDS on the Data Link Connector (DLC). 2. Measure the output voltage of the BPS at idle and IG ON. Specification: Refer to "Specification" Removal 1. Turn the ignition switch OFF and disconnect the battery negative (-) cable...

Hyundai Sonata LF 2014-2019 Service Manual: Crankshaft Position Sensor (CKPS) Repair procedures

Inspection 1. Check signal waveform of CKPS and CMPS using a GDS. Specification: Refer to “Waveform” Removal 1. Turn the ignition switch OFF and disconnect the battery negative (-) cable. 2. Disconnect the crankshaft position sensor connector (A) and remove the sensor (B) after removing the installation bolt...