Lumbar Support Motor Inspection

WARNING: This page is about a different car, the 2018 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

WARNING:

Handling a side air bag improperly can accidentally operate (deploy) the air bag, which may seriously injure you. Read the service warnings/cautions in the appropriate service information before handling the front seat (side air bag integrated). (See AIR BAG SYSTEM SERVICE WARNINGS [TWO-STEP DEPLOYMENT CONTROL SYSTEM - US/CANADA SPEC.] .) (See AIR BAG SYSTEM SERVICE CAUTIONS [TWO-STEP DEPLOYMENT CONTROL SYSTEM - US/CANADA SPEC.] .)

Disconnect the negative battery terminal and wait for 1 min or more. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
Slide hooks A in the order of arrows (1), (2), (3) shown in the figure below and disconnect them from hooks B.

Fig 1: Moving Lumbar Support Motor Hook
Courtesy of MAZDA MOTORS CORP.
Open fasteners.

Fig 2: Lumbar Support Motor Fasteners
Courtesy of MAZDA MOTORS CORP.
Disconnect the lumber support motor connector.
Apply battery positive voltage to the lumber support motor terminals and inspect the front seat operation.

Fig 3: Inspecting Front Seat Operation
Courtesy of MAZDA MOTORS CORP.
- If not as specified, replace the front seat. (See FRONT SEAT REMOVAL/INSTALLATION .)