Technical Service Bulletins (TSBs) for the 1990 626 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.

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

    • TSB #0102504

      Date Announced:
      JUL 21, 2004
      NHTSA ID:
      #10009427

      BATTERY TEST PROCEDURE REQUIREMENTS. *TT Read More »

    • 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 »

    AIR BAGS

    STRUCTURE:BODY:BUMPERS

    EQUIPMENT:ELECTRICAL

    EQUIPMENT ADAPTIVE/MOBILITY

    • TSB #09-034-14-2956

      Date Announced:
      AUG 15, 2014
      NHTSA ID:
      #10098367

      IN ACCORDANCE WITH FEDERAL REGULATIONS, FOLLOW THE PROCEDURE LISTED BELOW WHEN REPLACING A SPEEDOMETER.NOTE:?MAZDA VEHICLES ARE MANUFACTURED WITH TAMPER-PROOF SPEEDOMETERS. Read More »

    EQUIPMENT:APPLIANCE:AIR CONDITIONER