Front Seat Warmer Control Unit Removal/Installation

WARNING:

Handling a front seat equipped with 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] .)

Switch the ignition OFF (LOCK).
Disconnect the negative battery cable and wait for 1 min. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION .)
Release the tab in the direction of arrow (1) shown in the figure using a remover tool.

Fig 1: Removing Front Seat Warmer Control Unit
Courtesy of MAZDA MOTORS CORP.
Remove the front seat warmer control unit in the direction of arrow (2) shown in the figure with the tab released.
Disconnect the front seat warmer control unit connector.
Install in the reverse order of removal.
When the passenger's seat is removed, perform the DTC inspection for the SAS control module using the M-MDS and verify that no DTCs are displayed. (See DTC INSPECTION [SAS CONTROL MODULE (TWO-STEP DEPLOYMENT CONTROL SYSTEM)] .)
NOTE:
- If any DTCs are displayed, perform malfunction repair referring to the applicable DTC troubleshooting. (See DTC TABLE [SAS CONTROL MODULE (TWO-STEP DEPLOYMENT CONTROL SYSTEM)] .)
When the passenger's seat is replaced with a new one, perform the occupant classification sensor calibration using the M-MDS. (See OCCUPANT CLASSIFICATION SENSOR CALIBRATION [TWO-STEP DEPLOYMENT CONTROL SYSTEM] .)