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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 120 (Air Conditioning System Diagnosis (HEV)) >> DTC B1803: E Comp Fault (Over_Heat_Protection) >> Scantool Diagnostics >> Monitor Scantool Data

Monitor Scantool Data

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  1. Connect GDS to DLC.
  2. Ignition "OFF"
  3. Ignition "ON"
  4. Checking the DTCs.
  5. Is the DTC B1803 deleted?

    YES 

    • This is a intermittent problem caused by poor contact of component or Control Unit Thoroughly check the looseness, poor connection, bent, corrosion, contamination, deformation or damage of connector.
    • Repair or replace as necessary and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO 

Fig 1: Power Relay Assembly
G10591198Courtesy of HYUNDAI MOTOR AMERICA
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