Seat back side
- Switch the ignition to off.
- Disconnect the negative battery cable and wait 1 min. or more . (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION .)
- Remove the rear seat. (See REAR SEAT BACK REMOVAL/INSTALLATION .)
- Inspect for continuity between the seat warmer unit connector (short code) terminal A and B.
Courtesy of MAZDA MOTORS CORP.
- If not as specified, replace the rear seat back pad. (See REAR SEAT BACK TRIM REMOVAL/INSTALLATION .)