Optima AH-28 recalls
There are 3 safety recalls on record for the Optima AH-28, covering 586 vehicles in total across all the models in each campaign. Newest first.
Optima AH-28 recalls by model year
All recalls
Fuel system, other: delivery: fuel pump
- What is wrong
- On certain transit vehicles and trolleys equipped with cummins isb-02 diesel engines built with emc controlled fuel lift pumps. Erratic voltage supply to the fuel lift pump causes premature electric brush wear internal to the fuel lift pump. This premature wear could result in fuel lift pump failure and in some cases may cause an engine stall condition.
- Risk
- Should the engine stall, a vehicle crash could occur.
- Remedy
- Cummins, in conjunction with optima bus, will notify owners and repair the engines by emc recalibration and replacement of the fuel lift pump at no charge to the customer. Owners may contact cummins assistance center at 1-800-diesels or optima bus at 1‑316‑779‑7700.
Recall number 05V405000 · Recall details
Fuel system, diesel
- What is wrong
- 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.
- 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.
- Remedy
- 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.
Recall number 05V110000 · Recall details
Engine and engine cooling
- What is wrong
- On certain transit buses equipped with webasto heaters, the burner tubes are made of material that does not meet specifications and could fail prematurely.
- Risk
- Should the burner tube fail, the coolant heater could overheat, possibly resulting in a fire.
- Remedy
- Webasto dealers will replace the suspected defective parts free of charge. Owners may contact optima at 316‑779‑7700 or webasto at 810‑593‑6000.
Recall number 05V108000 · Recall details
Questions about the Optima AH-28 recalls
How do I check if my Optima AH-28 has an open recall?
Enter your VIN in the VIN decoder on this page to see the recalls for your exact model and year, then confirm with any dealer of the brand or the manufacturer, who can tell you whether the repair was already done on your car.
Do I have to pay for a recall repair?
No. Safety recall repairs are free at any authorized dealer of the brand, even if the car is out of warranty or you are not the first owner.
How many recalls does the Optima AH-28 have?
3, covering fuel system, other, fuel system, diesel and engine and engine cooling.
VIN decoder
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