2021 Tiffin Wayfarer TSBs

from the vehicle's basic warranty of 5 years/100,000 miles to 15 years/150,000 miles (whichever occurs first) and applies to the vehicle regardless of ownership. Extension is being given because M/B has determined that dimensional variations during engine valve seating may cause the EGR valve to be switched off, and the vehicle may experience a loss of power and enter a limp home mode. The MIL will illuminate and remain illuminated until the vehicle is serviced. When this occurs, the driver may perceive a jerky driving experience while operating the vehicle.

motor might not meet the requirements for prolonged operation at the highest blower setting. The interior blower motor circuit may be inadequate, which can allow the wiring harness to overload. Consequently, a risk of fire during operation and a risk of injury cannot be ruled out.

motor might not meet the requirements for prolonged operation at the highest blower setting. The interior blower motor circuit may be inadequate, which can allow the wiring harness to overheat. Consequently, a risk of fire during operation and a risk of injury cannot be ruled out.

vehicle safety, exists in certain Model Year 2019-2022 Mercedes-Benz Sprinter vehicles. a component of the vehicle's park lock system might fatigue, which can cause the parking pawl not to engage and result in a vehicle rollaway. This may increase the risk of a crash. an authorized Mercedes-Benz Sprinter dealer will update the software of various controls units on the affected vehicles, free of charge. This repair will take approximately 1 hour. For any questions regarding this safety recall, please contact Mercedes-Benz USAs Customer Assistance Center at 1-800-367-6372 or visit their website at https://www.mbvans.com/en/recall-information.

(ECU) software and Transmission Control Unit (TCU) software in these vehicles. To ensure your vehicle is in compliance with emissions regulations and is covered by the full protection of the emission warranty provisions, it is recommended that you have your vehicle serviced as soon as possible. Failure to do so could be deemed a lack of proper maintenance on your vehicle. This Recall Campaign does not cover any other components, and standard warranty terms and exclusions apply to those components.

the Engine Control Unit (ECU) software, Transmission Control Unit (TCU) software and Dosing Control Unit (DCU) software does not correspond to current series production specifications. An authorized Mercedes-Benz Sprinter dealer will update the Engine Control Unit (ECU) software, Transmission Control Unit (TCU) software and Dosing Control Unit (DCU) software.

If the air return vent is blocked this could cause the furnace to not operate properly which would cause difficulty in heating the motorhome.

become disabled and prevent a connection with a mobile phone network. In this case, the digital owner's manual as well as the automatic eCall function would not be available, which could preclude or delay the arrival of emergency responders. This could increase the risk of an injury following an emergency event.

disabled and prevent a connection with a mobile phone network. In this case, the manual as well as the automatic eCall function would not be available, which could preclude or delay the arrival of emergency responders. This might increase the risk of an injury following an emergency event.

Tiffin, in turn sent Mercedes-Benz's notification along with a notification from us to the customers M/B told us were involved: Mercedes-Benz, the manufacturer of Mercedes-Benz vans, has determined that on certain Model Year 2019-2021 Sprinter vehicles, the software of the Select Catalyst Reduction control unit does not correspond to the current series production configuration. An authorized Mercedes-Benz Sprinter dealer will update the SCR control unit software on your vehicle in connection with the Service Campaign free of charge. Merceded

vehicles, the display function of the rearview camera might be impaired. In some instances the rearview image might not be displayed in the central display after engaging the reverse gear. Instead, the central display would continue to display the existing screen image (e.g. navigation, radio, etc.) or display a black screen with a message warning of the inoperability of the rearview camera to display an image. There is no deactivation of the rearview camera, or frozen rearview camera image. A rearview camera image might not be available within 2.0 seconds (as required by FMVSS 111 S5.5.3) as the vehicle begins to back up, which might impair rear visibility which could increase the risk of a crash.

gear position and P was displayed to the driver in the instrument cluster. MBAG confirmed that if the vehicle is not properly secured in accordance with the parking instructions in the vehicle Operator's Manual, in particular by always engaging the parking brake after shifting to P, the vehicle could roll from its parked position which could increase the risk of a crash. Always secure the van in accordance with the instructions in the Operator's Manual.

Replaced with these, but these new lights have to be wired in instead of just clicking in. These are the instructions to wire in.

parking pawl not to engage and result in a vehicle rollaway. This may increase the risk of a crash.