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HOMESERVICE MANUALSHYUNDAI2022SANTA CRUZ SEL, FWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTANTI-THEFT SYSTEMSIDENTITY AUTHENTICATION UNIT DIAGNOSISDTC B166E-00: FRONT RIGHT DOOR HANDLE MODULE FAULTDTC INFORMATION AND INSPECTIONDTC DETECTING CONDITION
2022 Hyundai Santa Cruz SEL, FWD

DTC Information and Inspection: DTC Detecting Condition

2022 Hyundai Santa Cruz SEL, FWDSECTION DTC Detecting Condition
Item Condition Possible Cause
Main Action
  • Inspect wiring
  1. Faulty door handle (Right) (Door handle/NFC Antenna)
  2. Door handle overheating (Right) (NFC Antenna/Lamp)
  3. Door handle input voltage errors (9v or below, 16v or more)
Prerequisite Condition
  • Turn the ignition switch ON
Threshold Value
  • Faulty door handles (Right)
  • Door handle overheating (Right)
  • Door handle input voltage errors (Right) (Maintain 9v or below & 16v or more for 2 sec)
Diagnosis Time
  • Immediately
DTC Clearing
  • Immediately after confirming "normal operation" from the BLE(1)
NOTE:
(1) "Bluetooth Low Energy"
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.