IllustrationREQUEST FOR ASSISTANCE-CHECK ATTACHED PAID BILLS TO DETERMINE IF ANY REPAIRS QUALIFY FOR RECALL. *BF THE DRIVABILITY PROBLEM WAS CONSTANT AND WAS PRESENT DURING NORMAL ROAD CONDITIONS AND THE EGR WAS FOUND RUSTED AND ALLOWED INCORRECT EGR FLOW. *SC
1994 Mazda B-SERIES Truck
Owner reports · Recalls · Investigations
More warning signs than most B-SERIES Truck years
Owner complaints for the 1994 Mazda B-SERIES Truck are substantially higher than the model-year median of 26.
About this comparison →How this year compares
Owner complaints by model year
Compare all B-SERIES Truck years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 17 of 122 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Service Brakes, Hydraulic. Review the 20 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Fuel System, Gasoline. Review the 19 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Electrical System. Review the 13 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
10 crash reports0 fire reports7 injury reports
Engine And Engine Cooling complaints
6 reportsON TRIPS THAT ARE 80 MILES OR LONGER DISTRIBUTOR CAP MODULE WILL HEAT UP, AND ENGINE WILL FAIL TO OPERATE. DEALER HAS FIXED VARIOUS ASPECTS OF ENGINE, BUT HAS NOT BEEN ABLE TO REMEDY PROBLEM. PLEASE PROVIDE ANY ADDITIONAL INFORMATION / ATTACHMENTS / COPIES OF RECEIPTS. *AK
HAVE BEEN TOLD ON AT LEAST THREE SEPERATE OCCATIONS THAT PROBLEM W/ O2, THROTTLE POSITION AND MASS AIR FLOW SENSORS WAS " NOTHING THAT COULD BE FIXED AND THAT PROBLEM WOULD NOT INTENSIFY " AND CHECK ENGINE LIGHT WOULD REMAIN ONLY A NUSANCE. RECENTLY, CHECK ENGINE LIGHT REMAINED ON AND ENGINE RAN ERRATIC AND FUEL MIXTURE RICH. …
Read full complaint
HAVE BEEN TOLD ON AT LEAST THREE SEPERATE OCCATIONS THAT PROBLEM W/ O2, THROTTLE POSITION AND MASS AIR FLOW SENSORS WAS " NOTHING THAT COULD BE FIXED AND THAT PROBLEM WOULD NOT INTENSIFY " AND CHECK ENGINE LIGHT WOULD REMAIN ONLY A NUSANCE. RECENTLY, CHECK ENGINE LIGHT REMAINED ON AND ENGINE RAN ERRATIC AND FUEL MIXTURE RICH. NOW BEING TOLD PROBLEM SHOULD HAVE BEEN FIXED BEFORE AND NOW I MUST BEAR COST OF REPAIR DUE TO NON- WARRANTY. HAVE ALSO BEEN TOLD BY OTHERS THAT THIS IS AN ONGOING PROBLEM WITH FORD RANGER,EXPLORER/MAZDA B4000,NAVAHO
VEHICLE EXHIBITS KNOCKING SOUND COMING FROM PASSENGER'S AREA OR REAR OF VEHICLE, GENERALLY FROM HEAT SHIELD. ALSO, BRAKES EITHER HESITATE/SLAM OR GRIND.IN ADDITION, ROUGH IDLING.
KNOCKING NOISE IN COOLING SYSTEM, ALSO LEAK NEAR 'T' IN HEATER HOSE.
REAR BRAKES INTERMITTENTLY LOCK UP.
Official recalls
496V024002 · Service Brakes, Hydraulic:power Assist:hydraulic
Feb 28, 1996
THE STUDS WHICH ATTACH THE BRAKE MASTER CYLINDER TO THE POWER BRAKE VACUUM BOOSTER ASSEMBLY CAN DEVELOP STRESS CORROSION CRACKING AFTER BEING OPERATED FOR AN EXTENDED PERIOD OF TIME IN THE SOUTHERN CALIFORNIA LOCATION.
Consequence & remedy
Consequence: IF A CRACK OCCURS, IT COULD RESULT IN ONE OR BOTH STUDS FRACTURING. THE MASTER CYLINDER COULD THEN SEPARATE FROM THE VACUUM BOOSTER, WHEN THE BRAKES ARE APPLIED, PREVENTING THE SERVICE BRAKES FROM FULLY ACTIVATING INCREASING THE RISK OF A VEHICLE ACCIDENT.
Remedy: DEALERS WILL REPLACE THE POWER BRAKE VACUUM BOOSTER ASSEMBLY.
95V231002 · Vehicle Speed Control
Dec 20, 1995
DURING EXTREME COLD, NORTHERN CLIMATE WINTER CONDITIONS, ICE CAN FORM IN THE THROTTLE BODY OF THE ENGINE CAUSING THE THROTTLE PLATE TO REMAIN IN THE HIGHWAY CRUISING POSITION AFTER THE ACCELERATOR IS RELEASED OR THE SPEED CONTROL IS DEACTIVATED.
Consequence & remedy
Consequence: THE VEHICLE STOPPING DISTANCES CAN BE INCREASED POSSIBLY RESULTING IN AN ACCIDENT.
Remedy: DEALERS WILL REPLACE THE AIR INTAKE DUCT AND VALVE ASSEMBLY WITH REVISED UNITS.
94V169002 · Parking Brake:conventional
Oct 31, 1994
THE PARKING BRAKE CONTROL SELF-ADJUST PAWL DOES NOT LINE UP PROPERLY WITH THE SELF-ADJUST RACHET CAUSING THE PAWL TO SLIP OVER ONE OR MORE TEETH IN THE RACHET.
Consequence & remedy
Consequence: WHEN THE ABOVE OCCURS, IT CAN RESULT IN PARKING BRAKE SYSTEM INEFFECTIVENESS. THE PARKING BRAKE WILL NOT HOLD THE VEHICLE, CAUSING THE VEHICLE TO ROLL FREELY, IF THE TRANSMISSION IS NOT LEFT IN GEAR.
Remedy: A WEDGE WILL BE INSTALLED WHICH WILL SERVE TO LOCK THE PARKING BRAKE SELF-ADJUST MECHANISM PAWL INTO ENGAGEMENT WITH THE RACHET. ALSO, OWNERS WILL BE ADVISED TO RELEASE AND REAPPLY THE PARKING BRAKE WHENEVER TOOTH SKIP OCCURS AND WILL BE REMINDED TO ALWAYS TURN OFF THE ENGINE AND LEAVE THE VEHICLE IN GEAR WHEN THE VEHICLE IS PARKED.
94V111002 · Fuel System, Gasoline:delivery:hoses, Lines/piping, And Fittings
Jun 13, 1994
THE FRONT FUEL LINES HAVE A SECTION OF FLEXIBLE HOSE THAT IS SUSCEPTIBLE TO CRACKING WHICH CAN ALLOW FUEL LEAKAGE.
Consequence & remedy
Consequence: LEAKING FUEL CAN RESULT IN A FIRE WHEN EXPOSED TO A SOURCE OF IGNITION.
Remedy: DEALERS WILL INSPECT AND, IF NECESSARY, REPLACE THE FRONT FUEL LINE ASSEMBLY.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
3EA96004 · Rear Brake Lockup
Opened Apr 16, 1996 · Closed Apr 9, 1997
Status: closed (inferred from source dates) · Service Brakes, Hydraulic
A SAFETY-RELATED DEFECT TREND HAS NOT BEEN IDENTIFIED AT THIS TIME AND FURTHER EXPENDITURE OF AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST. THE AGENCY WILL TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.
DP96001 · Rear ANTI-LOCK Brakes Lock Up
Opened Jan 3, 1996 · Closed Apr 23, 1996
Status: closed (inferred from source dates) · Service Brakes, Hydraulic
PETITIONER: ROGER YOUNG NHTSA#: ES95120208 ODI # 490741
EA95018 · Separation Of Master Cylinder
Opened Jun 19, 1995 · Closed Apr 2, 1996
Status: closed (inferred from source dates) · Service Brakes, Hydraulic
FORD CONTINUES TO SUDY THE PROBLEM ATTEMPTING TO DETERMINE WHY STUD FRACTURES ARE NOT FREQUENTLY OCCURRING IN OTHER PARTS OF THE COUNTRY.LIKEWISE, ODI CONTINUES GATHERING INFORMATION TO ASCERTAIN WHETHER THE RECALL SCOPE SHOULD INCLUDE OTHER GEOGRAPHICAL AREAS.IF EVIDENCE INDICATES THE SCOPE SHOULD BE EXPANDED, ODI WILL REOPEN THE INVESTIGATION AS WARRANTED.
Additional source detail variants (2)
Service Brakes, Hydraulic
FORD CONTINUES TO SUDY THE PROBLEM ATTEMPTING TO DETERMINE WHY STUD FRACTURES ARE NOT FREQUENTLY OCCURRING IN OTHER PARTS OF THE COUNTRY.LIKEWISE, ODI CONTINUES GATHERING INFORMATION TO ASCERTAIN WHETHER THE RECALL SCOPE SHOULD INCLUDE OTHER GEOGRAPHICAL AREAS.IF EVIDENCE INDICATES THE SCOPE SHOULD BE EXPANDED, ODI WILL REOPEN THE INVESTIGATION AS WARRANTED.
Service Brakes, Hydraulic
FORD CONTINUES TO SUDY THE PROBLEM ATTEMPTING TO DETERMINE WHY STUD FRACTURES ARE NOT FREQUENTLY OCCURRING IN OTHER PARTS OF THE COUNTRY.LIKEWISE, ODI CONTINUES GATHERING INFORMATION TO ASCERTAIN WHETHER THE RECALL SCOPE SHOULD INCLUDE OTHER GEOGRAPHICAL AREAS.IF EVIDENCE INDICATES THE SCOPE SHOULD BE EXPANDED, ODI WILL REOPEN THE INVESTIGATION AS WARRANTED.