Lumbar Support Motor Inspection

WARNING: This page is about a different car, the 2017 Mazda CX-9. 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 workshop service information before handling the front seat (side air bag integrated). (See AIR BAG SYSTEM SERVICE WARNINGS [TWO-STEP DEPLOYMENT CONTROL SYSTEM] .) (See AIR BAG SYSTEM SERVICE CAUTIONS [TWO-STEP DEPLOYMENT CONTROL SYSTEM] .) (See AIR BAG SYSTEM SERVICE WARNINGS [STANDARD DEPLOYMENT CONTROL SYSTEM] .) (See AIR BAG SYSTEM SERVICE CAUTIONS [STANDARD DEPLOYMENT CONTROL SYSTEM] .)

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

Fig 1: Sliding Hook A
Courtesy of MAZDA MOTORS CORP.
Open fasteners C.

Fig 2: Front Seat Fastener
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 back operation.

Fig 3: Applying Battery Positive Voltage To Lumber Support Motor Terminals

Courtesy of MAZDA MOTORS CORP.

If not as specified, replace the front seat back frame. (See FRONT SEAT BACK FRAME REMOVAL/INSTALLATION .)