Body Control Module (BCM) Inspection: Notes
WARNING: This page is about a different car, the 2024 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.
- Remove the front side trim (LH). (See FRONT SIDE TRIM REMOVAL/INSTALLATION .)
- Verify that the voltages of each of the terminals are as indicated in the terminal voltage table (reference) (see
TERMINAL VOLTAGE TABLE (REFERENCE)
).
- If the voltage is not as specified in the terminal voltage table (reference), inspect the parts under Inspection item(s) and related wiring harnesses.
- If the system does not work normally even though the inspection items are normal, identify the malfunctioning location according to the directions in [DIAGNOSTIC SYSTEM] and [SYMPTOM TROUBLESHOOTING] then perform repairs.
- If the voltage is not as specified in the terminal voltage table (reference), inspect the parts under Inspection item(s) and related wiring harnesses.