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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 78 (Telematics Unit Diagnosis (HEV)) >> DTC B1690: Network Fail (Hi-CAN) >> General Information >> DTC Detecting Condition

General Information: DTC Detecting Condition

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Item Detecting Condition Possible Cause
DTC Strategy
  • Check for short circuit of CAN High/Low line.
  1. Short to ground of communication line
  2. Short t battery of communication line
  3. Termination register (120)
Enable Conditions
  • IG ON
  • Battery voltage is between 9V and 16V
Threshold value
  • CAN messages can not be sent form more than 500 msec
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