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Home >> Kia >> 2012 >> Optima LX, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 64 (Body Control Module (BCM) Diagnosis) >> DTC B1690: CAN Timeout Between IPM And SJB >> General Information >> DTC Detecting Condition
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General Information: DTC Detecting Condition

WARNING: This page is about a different car, the 2013 Kia Sportage and 2012 Kia Sportage. However, it is still accessible from the selected car via links, so may be relevant.
DTC DETECTING CONDITION CHART

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
  • 10 sec
DTC Erasing Time
  • DTC is erased immediately after receiving data from FAM.
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