FixVault

Blind Spot Monitoring (BSM) Control Module Inspection: Notes

WARNING: This page is about a different car, the 2014 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION [SKYACTIV-G 2.5] .)
  2. Remove the rear combination light. (See REAR COMBINATION LIGHT REMOVAL/INSTALLATION .)
  3. Remove the rear bumper. (See REAR BUMPER REMOVAL/INSTALLATION .)
  4. Connect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION [SKYACTIV-G 2.5] .)
  5. Verify that the voltages of each of the terminals are as indicated in the terminal voltage table (reference).
    • If the voltage is not as specified in the terminal voltage table (reference), inspect the parts under Inspection item(s).
      • If the system does not operate normally even though the inspection items are normal, replace the BSM control module (RH) or BSM control module (LH).