Inspection Procedure 2

2005 Hyundai Santa Fe GLS, 2.7 D, AWDSECTION Inspection Procedure 2
TROUBLE SYMPTOMS INSPECTION PROCEDURE 2

Communication with HI-Scan (Pro) is not possible. (Communication with ABS only is not possible.) Probable cause
When communication with Hi-Scan (Pro) is not possible, the cause may be probably an open circuit in the HECU power circuit or an open circuit in the diagnosis output circuit.
  • Faulty power source circuit
  • Faulty diagnosis line
  • Faulty HECU
Fig 1: Trouble Symptoms Inspection Procedure 2 Flow Chart
G03847864Courtesy of HYUNDAI MOTOR CO.
RENDER: 1.0x

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When to See a Mechanic

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

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