Mazda 3 Service Manual: Sensors, Switches, Relays

Parking Brake Switch Inspection

1. Remove the upper panel.. 2. Disconnect the parking brake switch connector. 3. Verify that the continuity is as indicated in the table. If not as indicated in the table, replace the ...

Brake Fluid Level Sensor Inspection

1. Disconnect the brake fluid level sensor connector from the master cylinder. 2. Inspect for continuity according to fluid level between the brake fluid level sensor terminals. If no ...

Other materials:

Buckle Switch Inspection
Driver Side 1. Switch the ignition to off. 2. Disconnect the negative battery cable.. 3. Remove the front seat.. 4. Remove the front buckle.. 5. Inspect for continuity between the buckle switch terminals using a tester. If not as indicated in the table, replace the driver sid ...

Blind Spot Monitoring (Bsm) Bracket Removal/Installation
1. Disconnect the negative battery cable.. 2. Remove the rear combination light.. 3. Remove the rear bumper.. 4. Remove the BSM control module.. 5. Remove the nuts. 6. Remove the clip. 7. Remove the BSM bracket. 8. Install in the reverse order of removal. 9. Perform the blind ...

Locking, Unlocking with Request Switch (With the advanced keyless function)
All doors and the liftgate can be locked/ unlocked by pressing the request switch on the front doors while the key is being carried. (5–door) The request switch on the liftgate can only be used to lock all doors and the liftgate. Front doors Liftgate (5-door Lock only) To lock To l ...