Defect Description For Recall
On Trolleys And Transit Coaches Equipped With Cummins Isb Diesel Engines, The Fuel Lift Pump Could Fail In A Manner Which Results In Engine Fuel Starvation, Which Could Result In A Stall Condition. Potential Lift Pump Failure Modes Include: Brush Wear Out, Bushing Failure, Rotor Tab Insert Failure, Or Any Other Failure Mode That Would Cause The Fuel PuMPIng Element To Stop Spinning.
Make Of Vehicle
OPTIMA
Model Of Vehicle
AH-28
Year
1998
Recall Campaign Number
05V110000
Component Description
Fuel System, Diesel
Effect Of Defect
If The Fuel Lift Pump PuMPIng Element Stops Spinning And The Fuel PuMPIng Vanes Stop In A Location Which Blocks Fuel Flow Through The Lift Pump, The Engine Will Be Starved Of Fuel. Fuel Starvation Could Cause Low Engine Power, Engine Misfire, Or Engine Stall. Prior To The Engine Stalling, The Operator Could Experience Low Engine Power, Engine Misfire, And/Or Dash-Mounted Fault Lamp Illumination.
Fix Defect
Cummins Is ConduCTIng The Owner Notification And Remedy For This Campaign. Owners May Contact Cummins At 1-800-343-7357 Or Optima At 316-779-7700.
Vehicle Manufacturer
Optima Bus Corp
Start Of Manufacture
19980514
End Of Manufacture
20030210
Type Of Vehicle Recall
V
Number Affected
417
Date Owners Notified
Initiated By
Odi
Responsible Manufacturer
Optima Bus Corp
Date Report Received
20050324