NHTSA Campaign 87V071000

FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

Issued by ISUZU MOTORS LIMITED · Reported May 27, 1987 · 28,509 vehicles affected

What's wrong

VEHICLE MAY EXPERIENCE PERFORATION OF THE FUEL PUMP DIAPHRAGM. EXCESSIVE ALCOHOL CONTENT IN THE FUEL PROMOTES DEGRADATION OF THE DIAPHRAGM COATING RESULTING IN RADIAL CRACKING OF THE DIAPHRAGM.

Consequence

A PERFORATED DIAPHRAGM CAN ALLOW FUEL TO LEAK FROM THEFUEL PUMP INTO THE UNDERHOOD AREA. THIS COULD ULTIMATELY RESULT IN ANUNDERHOOD FIRE WITHOUT PRIOR WARNING. SUCH A FIRE COULD SPREAD TO THEPASSENGER COMPARTMENT.

Remedy

A FUEL VENTALATION HOSE KIT WILL BE INSTALLED TO PREVENT FUEL FROM ESCAPING INTO THE ENGINE COMPARTMENT IF THE FUEL PUMP DIAPHRAGM LEAKS AND THEREBY REDUCE THE POSSIBILITY OF AN UNDERHOOD FIRE.

Vehicles affected by this recall

Make Model Year Units
ISUZU I MARK 1985 28,509
ISUZU I MARK 1986 28,509

Source: NHTSA Campaign 87V071000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.