Optima Recall 05V110000: Fuel System, Diesel

NHTSA recall 05V110000 · announced March 24, 2005 · filed by Optima Bus Corp · 417 units affected

The problem

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.

The risk

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.

What to do

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.

Official NHTSA recall notice →

Notes

CUSTOMERS MAY ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY 1-800-424-9153), OR GO TO HTTP://WWW.SAFERCAR.GOV.

Vehicles covered by this recall

• 1998 Optima Ah-28
• 1999 Optima Ah-28
• 2000 Optima Ah-28
• 2001 Optima Ah-28
• 2002 Optima Ah-28
• 2003 Optima Ah-28
• 1998 Optima Opus 29
• 1999 Optima Opus 29
• 2000 Optima Opus 29
• 2001 Optima Opus 29
• 2002 Optima Opus 29
• 2003 Optima Opus 29
• 1998 Optima Opus 34
• 1999 Optima Opus 34
• 2000 Optima Opus 34
• 2001 Optima Opus 34
• 2002 Optima Opus 34
• 2003 Optima Opus 34
• 1998 Optima Rt-52
• 1999 Optima Rt-52
• 2000 Optima Rt-52
• 2001 Optima Rt-52
• 2002 Optima Rt-52
• 2003 Optima Rt-52

Source: National Highway Traffic Safety Administration public recall data. This page reports official records and is not legal, medical, or repair advice.