NHTSA Campaign 94V130000

ELECTRICAL SYSTEM:WIRING

Issued by OSHKOSH TRUCK CORPORATION · Reported Jul 19, 1994 · 398 vehicles affected

What's wrong

DEPENDING ON THE LOCATION AND THE ELECTRICAL DEMAND, A COMBINATION OF CORROSION AND HEAT CAN CAUSE A MOMENTARY BREAK ON EITHER OF TWO ELECTRICAL CIRCUITS AT THE BULKHEAD CONNECTOR (21 OR 29). IF THESE CIRCUITS FAIL, THE IGNITION, PARKING LIGHT, FUEL PUMP, FUSE PANELS AND THE SECONDARY ELECTRICAL BRAKING SYSTEM WILL LOSE POWER.

Consequence

LOSS OF POWER TO THE SECONDARY ELECTRICAL BRAKING SYSTEM CAN RESULT IN INCREASED STOPPING DISTANCES AND POSSIBLE VEHICLE ACCIDENT.

Remedy

POWER FROM THE BATTERY WILL BE RUN DIRECTLY TO THE STOP LAMP SWITCH AND THE IGNITION SWITCH. THIS WILL ELIMINATE THE BULKHEAD CONNECTION FOR THE IGNITION CIRCUIT AND BACK-UP BRAKE CIRCUIT AS WELL AS DIVIDING UP THE LOAD ON THE TWO QUESTIONABLE CIRCUITS.

Vehicles affected by this recall

Make Model Year Units
OSHKOSH MBFD 1989 398
OSHKOSH MBFD 1990 398
OSHKOSH MBFG 1990 398
OSHKOSH MBFG 1991 398
OSHKOSH MCFD 1989 398
OSHKOSH MCFD 1990 398
OSHKOSH MCFG 1990 398
OSHKOSH MCFG 1991 398
OSHKOSH MTFD 1989 398
OSHKOSH MTFD 1990 398

Source: NHTSA Campaign 94V130000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.