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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 118 (Body Control Module (BCM) Diagnosis (HEV)) >> DTC B1690: CAN Timeout Between IPM And SJB >> General Information >> DTC Detecting Condition

General Information: DTC Detecting Condition

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Item Detecting Condition Possible Cause
DTC Strategy
  • CAN Comm. Check (BCM ↔ SJB)
  1. IG ON
    1. No receiving CAN Data owing to BUS OFF (Check CAN BUS ERROR DTC is being.)
    2. BCM CAN High/Low Lines open together
    3. Check SJB (Including the related fuses)
    4. SJB CAN High/Low Lines open
Enable Conditions
  • BCM power on
Threshold Value
  • No message from SJB to BCM for 6 sec.
Diagnostic Time
  • 6 sec
DTC Erasing Time
  • DTC is erased immediately after receiving data from FAM
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