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HOMESERVICE MANUALSHYUNDAI2022SANTA CRUZ SEL, FWDREPAIR AND DIAGNOSIS (SINGLE PAGE)BODY & FRAMEDOOR LOCKSIDENTITY AUTHENTICATION UNIT DIAGNOSISDTC B167F-00: BLE LIN BUS OFFDTC 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. Poor BLE(2) connector connection
  2. Poor IAU(1) connector connection
  3. LIN circuit open among BLE(2) connectors
  4. LIN circuit open among IAU* connectors
Prerequisite Condition
  • Turn the ignition switch ON
Threshold Value
  • Communication failures between IAU* and BLE* (No response)
Diagnosis Time
  • The trouble persists for 2 sec
DTC Clearing
  • LIN communication is normal (Deletes the present DTC after detecting normal operation for about 2 second)
NOTE:
(1) "Identity Authentication Unit"

(2) "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.