Dodge RAM 1500 User Manual page 207

NOTE:
Under some circumstances this mileage counter may start with a value of less than
150 miles (241 km). For example, if recurring faults are detected in a time interval
of less than 40 hours, the counter may restart at the value where it stopped when a
previous fault was temporarily remedied, or at a minimum of 50 miles (80 km).
5 MPH Max Speed on Restart, Long Idle or Refuel Service DEF See Dealer — This
message will continuously display when the mileage counter reaches zero, and will
be accompanied by a periodic chime.
The vehicle will only be capable of a maximum speed of 5 MPH upon the first of the
following conditions to occur:
• If the vehicle is shutoff and restarted.
• If the vehicle is idled for an extended period of time, approximately one hour or
greater.
• If the system detects that the level of fuel in the tank has increased.
5 MPH Max Speed Service DEF System See Dealer — This message will continuously
display, and will be accompanied by a periodic chime. Although the vehicle can be
started and placed in gear, the vehicle will only operate at a maximum speed of 5
MPH. Your vehicle will require towing, see your authorized dealer for service.
NOTE:
When this message is displayed, the engine can still be started. However, the vehicle
will only operate at a maximum speed of 5 MPH.
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