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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 98 (Airbag System Diagnosis (HEV)) >> DTC B2500: Warning Lamp Failure >> General Information >> DTC Detecting Condition

General Information: DTC Detecting Condition

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Item Detecting Condition Possible cause
DTC Strategy
  • Check voltage
  1. Burnt-out fuse.
  2. Burnt-out warning lamp.
  3. Open circuit in warning lamp harness.
  4. Short circuit in warning lamp harness.
  5. Faulty SRSCM.
Enable Conditions
  • Ignition "ON"
Threshold Value
  • Warning lamp failure Ground short or Battery short
Diagnostic Time Qualification
  • More than 1.2 sec
De-Qualification
  • More than 2 sec
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