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Home >> Kia >> 2023 >> Sorento Plug-In Hybrid SX Prestige >> Repair and Diagnosis >> External Pages >> Different car >> Section 19 (Amplifier Diagnosis (PHEV)) >> DTC B2921-00: Subwoofer 2 Open Load >> Wiring Inspection >> Circuit Inspection

Circuit Inspection

WARNING: This page is about a different car, the 2024 Kia Sorento. However, it is still accessible from the selected car via links, so may be relevant.
G14965941Courtesy of KIA MOTORS AMERICA, INC.
G14965942Courtesy of KIA MOTORS AMERICA, INC.
Module Inspection
Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
  1. Disconnect the electrical connector(s) from the concerned component.
  2. Ignition "ON".
AMP connector 1, 2, 3, 4 (Memory power) Chassis ground - B+
AMP connector 8 (ACC/ON Input) Chassis ground - B+
AMP connector 24 (ON/START Input) Chassis ground - B+
  1. Ignition "OFF".
  2. Disconnect auxiliary battery (-) cable.
  3. Disconnect the electrical connector(s) from the concerned component.
AMP connector 16, 17, 18, 19 (ground) Chassis ground - Approx. below 1Ω

Good 

No Good 

Speaker Inspection (KRELL)
Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
  1. Disconnect the electrical connector(s) from the concerned component.
  2. Ignition "ON".
Woofer speaker connector 1 (+) Chassis ground - Approx. 11V
Woofer speaker connector 2 (-) Chassis ground - Approx. 11V
  1. Ignition "OFF".
  2. Disconnect auxiliary battery (-) cable.
  3. Disconnect the electrical connector(s) from the concerned component.
Woofer speaker connector 1 (+) AMP connector 13 (+) Approx. below 1Ω
Woofer speaker connector 2 (-) AMP connector 18 (-) Approx. below 1Ω

Good 

No Good