THOMAS SCHOOL BUS 1991: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
NHTSA Campaign ID Number: 91V169000
| Make | Model | Year |
|---|---|---|
| THOMAS | SCHOOL BUS | 1991 |
| Date Owners Notified | Date Received by ODI | Date Added to Database |
| 1991-09-26 | 1991-10-01 | 1991-10-04 |
Production Dates: 1988-11-01 - 1991-08-01
Manufacturers Involved: THOMAS BUILT BUSES, INC.
Component: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
Potential Number Of Units Affected: 407
Report Initiator: MFR MFR Report
THE FUEL SHUT-OFF SOLENOID IN THE CUMMINS 6C ENGINE MAY BE FAULTY, CAUSING SPONTANEOUS INTERRUPTION OF FUEL FLOW TO THE ENGINE DURING NORMAL OPERATION. THIS RESULTS IN LOSS OF POWER TO DRIVING WHEELS, POWER STEERING, AND OTHER POWER ASSISTED OPERATING SYSTEMS.
LOSS OF ENGINE POWER AND SECONDARY LOSS OF POWER ASSISTEDSYSTEMS REDUCES STEERING CONTROL, BRAKING ABILITY, VISUAL SYSTEMS AND OTHERPOWER ASSISTED OPERATING SYSTEMS, RESULTING IN INCREASED RISK OF VEHICLEACCIDENT.
WHERE NECESSARY, REPLACE THE SOLENOID SPRING, ADJUST SOLENOID, REPLACE WIRES, AND VERIFY MAXIMUM POWER REQUIREMENTS TO THE SOLENOID.
SYSTEM: FUEL PUMP.VEHICLE DESCRIPTION: BUSES AND SCHOOL BUSES WITH CUMMINS 6C ENGINES.
