Technical Service Bulletins (TSBs) for the 1991 240SX are official communications between Nissan & 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

    • TSB #NTB-09-030

      Date Announced:
      APR 06, 2009
      NHTSA ID:
      #10030165

      NISSAN: THE 12 VOLT BATTERY IS AN IMPORTANT PART OF THE VEHICLE ELECTRICAL SYSTEM AND IS REQUIRED TO STAY CONNECTED WHEN THE ENGINE IS RUNNING. TO PREVENT DAMAGE TO VEHICLE ELECTRONIC COMPONENTS FOLLOW THE INSTRUCTIONS/CAUTIONS. Read More »

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

    • TSB #NTB-09-030

      Date Announced:
      APR 06, 2009
      NHTSA ID:
      #10030165

      NISSAN: THE 12 VOLT BATTERY IS AN IMPORTANT PART OF THE VEHICLE ELECTRICAL SYSTEM AND IS REQUIRED TO STAY CONNECTED WHEN THE ENGINE IS RUNNING. TO PREVENT DAMAGE TO VEHICLE ELECTRONIC COMPONENTS FOLLOW THE INSTRUCTIONS/CAUTIONS. Read More »

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

    • TSB #NTB-09-030

      Date Announced:
      APR 06, 2009
      NHTSA ID:
      #10030165

      NISSAN: THE 12 VOLT BATTERY IS AN IMPORTANT PART OF THE VEHICLE ELECTRICAL SYSTEM AND IS REQUIRED TO STAY CONNECTED WHEN THE ENGINE IS RUNNING. TO PREVENT DAMAGE TO VEHICLE ELECTRONIC COMPONENTS FOLLOW THE INSTRUCTIONS/CAUTIONS. Read More »

    SEAT BELTS

    • TSB #NTB99022A

      Date Announced:
      AUG 26, 1999
      NHTSA ID:
      #607626

      CONCERNS WITH THE FRONT SEAT BELT LATCH PLATE STOPPER BUTTON MISSING. *TT Read More »

    SEAT BELTS:FRONT

    • TSB #99022

      Date Announced:
      OCT 28, 2005
      NHTSA ID:
      #10017473

      FRONT SEAT BELT LATCH PLATE RETAINING BUTTON MISSING. *TT Read More »

    • TSB #NTB99022C

      Date Announced:
      AUG 05, 2003
      NHTSA ID:
      #10003515

      FRONT SEAT BELT LATCH PLATE RETAINING BUTTON MISSING. *TT Read More »

    SEAT BELTS:FRONT:ANCHORAGE

    LATCHES/LOCKS/LINKAGES

    • TSB #NTB-13-038

      Date Announced:
      APR 03, 2013
      NHTSA ID:
      #10051767

      NISSAN: LOCK/UNLOCK REQUEST BUTTON ON OUTSIDE HANDLE DOES NOT RESPOND. *JS Read More »

    TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS

    • TSB #NTB-09-101

      Date Announced:
      SEP 30, 2010
      NHTSA ID:
      #10031305

      NISSAN: TIRE PRESSURE MONITORING SYSTEM (TPMS) WARNING LIGHT ON/FLASHING. NO MODELS OR MODEL YEARS LISTED. *PE UPDATED ON 08-11-2011. *KB Read More »

    EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

    • TSB #NTB-09-129

      Date Announced:
      SEP 13, 2010
      NHTSA ID:
      #10032506

      NISSAN: VENT CONTROL VALVE REPLACEMENT. WHEN REPLACING THE EVAP CANISTER VENT CONTROL VALVE FOR REASON: USE THE ONE LISTED ON PAGE 2; FOR VENT CONTROL VALVE REPLACEMENT PROCEDURE, REFER TO THE APPROPRIATE SECTION OF THE ELECTRONIC ... Read More »