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Home >> Kia >> 2025 >> Seltos X-Line >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Head Up Display Diagnosis >> DTC B2801-00: MM CAN Signal Line Error >> Wiring Inspection >> Circuit Inspection >> Module Inspection

Module Inspection

Inspection Item Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
Power inspection (HUD ↔ Chassis ground)
  1. Disconnect the HUD connector.
  2. Ignition "ON".
HUD connector 3 (ON/START power) Chassis ground - B+
HUD connector 2 (Memory power) Chassis ground - B+
Open in circuit inspection (HUD ↔ Chassis ground)
  1. Ignition "OFF".
  2. Disconnect the HUD connector.
HUD connector 11, 12 (ground) Chassis ground - Approx. below 1Ω

Good 

No Good