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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 B1686: Vehicle Speed Sensor Fault CAN Signal >> Scantool Diagnostics >> Monitor Scantool data

Monitor Scantool data

WARNING: This page is about a different variant/trim than selected.
  1. Connect GDS to DLC.
  2. Check for ESC DTC(s).
  3. Clear any ESC DTC(s).
  4. If no ESC DTC(s), select the "Wheel Speed Sensor" parameter.
  5. EV Ready: Observe vehicle speed while changing wheel (vehicle) speed.
  6. Is the Wheel Speed Sensor normal?

    YES 

    • Check for any CAN related DTC(s) and then repair or replace as necessary. Clear DTC(s) and confirm no DTC(s) return.
    • This is a intermittent problem caused by poor contact of Control Module
    • 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 

    • Check Wheel Speed Sensor, circuit, or related component. Repair or replace as necessary and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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