Hyundai Ioniq: Rear Corner Radar System / Rear Corner Safety ON/OFF Switch. Repair procedures
1. | Disconnect the negative (-) battery terminal. |
2. | Remove the crash pad lower panel. (Refer to Body - "Crash Pad Lower Panel") 
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3. | Remove the lower crash pad switch assembly (A) after disengaging the mounting clip. 
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4. | Remove the rheostat switch connector (A). 
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5. | Check for intensity of new rheostat switch. If the light intensity of the lamps changes smoothly without any flickering when the rheostat is turned, it can be assumed that the rheostat is normal. 
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Other information:
Before Entering the Vehicle
Be sure all windows, outside mirror( s), and outside lights are clean and
unobstructed.
Remove frost, snow, or ice.
Visually check the tires for uneven wear and damage.
Check under the vehicle for any sign of leaks.
Be sure there are no obstacles behind you if you intend to back up...
Replacement
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If a DTC occurs in the ECU, check the connectors and wiring. If no problem is found, replace the ECU.
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Before replacing the MDPS ECU, use the diagnostic device to read the settings of the old ECU1...
Categories

1. Door lock/unlock button
2. Driver position memory system
3. Side view mirror control switch
4. Central door lock switch
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