Navistar MaxxForce DT Diagnostic Manual page 42

DIAGNOSTIC MANUAL
To prevent personal injury or death, do not exceed local speed limit laws or drive too fast
for conditions when performing 0 to 60 MPH Test.
NOTE – Intake Manifold Pressure (IMP) can vary based on ECM calibration and vehicle weight. Using
Electronic Service Tool (EST) with ServiceMaxx™ software, monitor turbocharger wastegate operation
to verify low boost.
Step
12A Check for engine performance issues. Perform 0 to 60 MPH Test
procedure below:
1. Using EST, go to Sessions > Performance.
2. Find an open stretch of road, where minimum speed
limit is 50 mph or higher.
3. Pull over to the side of the road.
4. When driving conditions are safe and vehicle has
reached normal operating temperature, select the
record snapshot icon from the toolbar.
5. Press accelerator pedal fully to the floor, and accelerate
from 0 mph to max allowed highway speed.
After 0 to 60 MPH Test is complete, stop recording and save
snapshot.
38
WARNING
Action
https://www.truck-manuals.net/
Decision
Go to step 12B