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Inspection Mode 4

DTC Description & trouble part Note
B1A04 Head Lamp Lo LH Circuit Current High -
B1A06 Head Lamp Lo RH Circuit Current High -
B1A08 Head Lamp Hi LH Circuit Current High -
B1A0A Head Lamp Hi RH Circuit Current High -

Diagnostic procedure:

  1. Using the Subaru Select Monitor, perform the clear memory of [Front Relay Control Module]. Ref. to COMMON (DIAG)>CLEAR MEMORY .
  2. Using the Subaru Select Monitor, read the DTC of [Front Relay Control Module] to check that there is no DTC displayed. Ref. to Front Relay Control Module (Diagnostics)>Diagnostic Trouble Code (DTC) .
    NOTE: If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis for the displayed DTCs. After solving the DTC, repeat from step 1).
  3. Set the ignition switch to ON, lighting Lo SW to ON, and lighting Hi SW to ON.
  4. Using the Subaru Select Monitor, read the DTC of [Front Relay Control Module] to check that there is no DTC displayed. Ref. to Front Relay Control Module (Diagnostics)>Diagnostic Trouble Code (DTC) .
    NOTE: If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis for the displayed DTCs.