Technical Service Bulletins (TSBs) for the 1990 RX-7 are official communications between Mazda & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #00398

      Date Announced:
      JUL 16, 1998
      NHTSA ID:
      #603907

      EXPERIENCING OIL LEAK AT REAR STATIONARY GEAR O-RING / ON - CAR REPLACEMENT PROCEDURE. *YC Read More »

    • TSB #001/93

      Date Announced:
      FEB 01, 1993
      NHTSA ID:
      #39688

      HARD SHIFT, R-TYPE TRANSMISSION. *TW Read More »

    ELECTRICAL SYSTEM:12V/24V/48V BATTERY

    • TSB #001/97G

      Date Announced:
      APR 08, 1997
      NHTSA ID:
      #52503

      MAINTENANCE FREE BATTERY - DIAGNOSTIC AND CHARGING PROCEDURE. *TW Read More »

    ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS

    • TSB #003/97G

      Date Announced:
      JAN 19, 1997
      NHTSA ID:
      #52492

      WIPER MOTOR INOPERATIVE - CIRCUIT BREAKER ACTIVATION. *TW Read More »

    ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER

    AIR BAGS

    SEAT BELTS:FRONT:RETRACTOR

    • TSB #01198

      Date Announced:
      MAY 28, 1998
      NHTSA ID:
      #603882

      SUBJECT ON PASSIVE SEAT BELT RETRACTOR SWITCH. *YC Read More »

    STRUCTURE:BODY:BUMPERS

    EQUIPMENT:APPLIANCE:AIR CONDITIONER