LEMON Manuals: Even more car manuals for everyone
Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 65 (Automatic Transaxle System Diagnosis (HEV)) >> DTC P1776: Electric Oil Pump Hall IC Sensor Failure >> W/Harness Inspection >> Control Circuit Inspection

Control Circuit Inspection

WARNING: This page is about a different variant/trim than selected.

■ Open Circuit inspection 

  1. Disconnect OPU side 18pin connector and 5pin connector of EOP.
  2. Measure resistance between signal pin of hall sensor connector and signal pin of hall sensor of EOP.

    Specification:  Approx. 0 Ω

    Fig 1: Measuring Resistance Between Signal Pin Of Hall Sensor Connector And Signal Pin Of Hall Sensor Of EOP
    G10603701Courtesy of HYUNDAI MOTOR AMERICA
    Fig 2: Identifying Electric Oil Pump Hall IC Sensor Connector Terminals
    G10603702Courtesy of HYUNDAI MOTOR AMERICA
  3. Is the measured resistance within specifications?

    YES 

    • Go to "Short Circuit Inspection" procedure below.

    NO 

■ Short Circuit Inspection 

  1. Power circuit short inspection.
  2. Disconnect "5pin connector of EOP side and 18pin connector of Oil Pump Unit.
  3. Measure a resistance between "disconnected connector and Battery power.

    Specification:  Infinite

    Fig 3: Measuring Resistance Between Disconnected Connector And Battery Power
    G10603703Courtesy of HYUNDAI MOTOR AMERICA
    Fig 4: Identifying Electric Oil Pump Hall IC Sensor Connector Terminals
    G10603704Courtesy of HYUNDAI MOTOR AMERICA
  4. Is the measured resistance within specifications?

    YES 

    • Go to next step.

    NO 

■ Chassis Ground Short Inspection 

  1. Chassis circuit short inspection.
  2. Disconnect "5pin connector of EOP side and 18pin connector of Oil Pump Unit.
  3. Measure a resistance between "disconnected connector and chassis ground.

    Specification:  Infinite

    Fig 5: Measuring Resistance Between Disconnected Connector And Chassis Ground
    G10603705Courtesy of HYUNDAI MOTOR AMERICA
    Fig 6: Identifying Electric Oil Pump Hall IC Sensor Connector Terminals
    G10603706Courtesy of HYUNDAI MOTOR AMERICA
  4. Is the measured resistance within specifications?

    YES 

    NO