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Home >> Subaru >> 2021 >> Outback Base >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Entertainment System >> Data Communication Module >> Inspection >> Backup Battery
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Backup Battery

  1. Measure the voltage between connector terminals.
    G13952120Courtesy of SUBARU OF AMERICA, INC.
    Terminal No. Standard
    1 (+) - 2 (-) 2 V or more
  2. Replace the backup battery if the inspection result is not within the standard value.