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Home >> Kia >> 2020 >> Optima EX >> Repair and Diagnosis >> External Pages >> Different car >> Section 265 (Integrated Gateway Power Module Diagnosis) >> DTC B251B-00: Bi-Function Head Lamp RH Circuit Short To Ground >> DTC Information And Inspection >> DTC Setting Condition
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DTC Setting Condition

WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.
Trouble Shooting Condition Possible Cause
Main Action
  • Load monitoring
  1. Short-to-Ground in Bi-Function Head Lamp RH* Circuit
  2. Faulty Bi-Function Head Lamp RH*
Prerequisite Condition
  • Head Lamp Switch "ON"
Threshold Value
  • Overcurrent more than Specific Current is detected in Bi-Function Head Lamp RH* circuit
Diagnosis Time
  • Immediately
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