38 Mini Maxx Installation Manual • www.hsperformance.com
system stay in place and plugged in, otherwise you may experience a Check Engine Light
(CEL) and even a loss of power (limp mode).
When running DPF REMOVED tuning, it is recommended that all sensors located in the
factory exhaust system be unplugged from the electrical harnesses. These sensors can also
be removed completely with the factory exhaust if desired. On the 2010 - 2012 Pickup, there
are usually 3 EGT Sensors, 2 O2 Sensors, and 1 Pressure Sensor.
2011 Cab & Chassis UREA System
On the 2011 Cab & Chassis, there is usually an additional NOX sensor as well as a UREA
system that needs to be unplugged when running DPF REMOVED tuning. The UREA system
must at least be unplugged but can be completely removed from the vehicle if desired.
Failure to unplug the UREA system may result in a check engine light and/or dash messages.
Follow these instructions to unplug the UREA system:
1. Locate the wiring harness with the YELLOW sliding lock-tab on the Urea pump assembly.
The pump assembly is located near the bottom of the ller neck support.
2. Slide the yellow lock-tab DOWN to dis-engage the lock and unplug the harness.
For complete UREA System Removal instructions, visit
www.hsperformance.com/tech/CCUrea.pdf.
2010 - 2012 6.7L Dodge Cummins Specic Features Continued >>
To Next Page
Loading...