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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 139 (Amplifier Diagnosis) >> DTC B291B-00: Rear Right Woofer Open Load >> Component Inspection

Component Inspection

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.
Item Normal value Prerequisite condition Probe(+) Probe(-)
Component: Resistance 2.0 ±0.3Ω(20°C/68°F) 1. Ignition: OFF
2. subwoofer 1 speaker connector: Disconnected
subwoofer 1 speaker FL+ terminal subwoofer 1 speaker FL- terminal
  1. Is the result within specifications?

    YES 

    • This can be an intermittent fault caused by poor contact in the sensor's and/or control module's connector. Or, control module's memory was not cleared after repair. Thoroughly check connectors for looseness, poor connection, ending, corrosion, contamination, deterioration, or damage.
    • Repair or replace the relevant component(s) as necessary, and go to "VERIFICATION OF VEHICLE REPAIR ".

    NO 

    • Replace the subwoofer 1 speaker with an usable one and check for proper operation. If it works properly, put the component in place. Then, go to "VERIFICATION OF VEHICLE REPAIR ".