This Service Bulletin informs affected customers that the electronic control unit (ECU), which controls...
Mci technical service bulletin SB 399 for 2011-2013 Mci J4500.
- Bulletin number
- SB 399
- Component
- Electronic stability control: automatic (ASC)
- Summary
- This Service Bulletin informs affected customers that the electronic control unit (ECU), which controls the antilock braking system (ABS) on the trailing (tag) axle, was installed incorrectly at the production plant on coaches equipped with a rear axle steering (RAS) tag axle could result in unnecessary yaw corrections by the electronic stability control (ESC) system at speeds below 20 mph on model year 2011-2013 MCI J4500 model coaches, and that MCI will remedy the affected coaches at no cost to the customers.
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