Hyundai Santa Fe (TM): Engine Control/Fuel System / Engine Control System

Basic Troubleshooting Basic Troubleshooting Guide Customer Problem Analysis Sheet Basic Inspection Procedure Measuring Condition of Electronic Parts' Resistance The measured resistance at high temperature after vehicle running may be high or low.

Description If the Gasoline Engine Control system components (sensors, ECM, injector, etc.) fail, interruption to the fuel supply or failure to supply the proper amount of fuel for various engine operating conditions will result.

Other information:

Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Integrated Body Control Unit (IBU)

Description and operation Description Body Control Module Controls The Followings – Wiper & Washer Control – Defroster Control – Driving Control – Tailgate Control – Window Contr

Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Photo Sensor. Repair procedures

Inspection 1. Emit intensive light toward the photo sensor using a lamp, and check the output voltage change. 2. The voltage will rise with higher intensive light and reduce with lower intensive light.

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