LEMON Manuals: Even more car manuals for everyone
Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 64 (HEV Motor System Diagnosis (HEV)) >> DTC U1003: Lost Communication With TCM (H-CAN) >> W/Harness Inspection >> Terminal and Connector Inspection

Terminal and Connector Inspection

WARNING: This page is about a different variant/trim than selected.
Fig 1: Power Relay Assembly
G10602615Courtesy of HYUNDAI MOTOR AMERICA
  1. Many malfunctions in the electrical system are caused by poor harness(es) and terminal condition. Faults can also be caused by interference from other electrical systems, and mechanical or chemical damage.
  2. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage.
  3. Has a problem been found?

    YES 

    NO