2013-2015 6.7L Ram Cummins Tuner Harness Plug Kit

!Before installation, confirm that:
This product is intended exclusively for off-road competition or off-road use. Prior to installation, you must ensure that the vehicle has been flashed with a compatible tuning program (Tune). During installation, it is imperative to use zip ties to secure the wiring harness in a heat-shielded location, positioned well away from the exhaust system. The user assumes full responsibility for any vehicle damage or legal liabilities resulting from illegal use, failure to apply the necessary tuning program, or improper installation (such as the melting of the wiring harness).

This is the installation process for the ER-0326: 2013-2015 6.7L Ram Cummins Tuner Harness Plug Kit,provided for your reference during installation.

This kit is specifically designed for 2013-2015 6.7L Ram Cummins diesel vehicles. Following the tuning and physical removal of the EGR and DPF systems, numerous unused factory wiring connectors remain within the vehicle's chassis and engine bay.

Elimination of Hazards : Prevents electrical interference caused by exposed connectors, ensuring the stable and reliable operation of the modified system.

Waterproof Sealing : Prevents rain, wash water, or road spray from entering open connectors and causing short circuits.

Corrosion and Dust Protection : Blocks dirt, debris, and road salt from corroding the connector pins, thereby safeguarding sensitive signal circuits.
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ID
Name
Location
Installation
1-5
EGT / NOx Sensors
Along the exhaust piping
Plug these into the factory harness side after removing the 4-5 sensors from the exhaust pipe.
6
DEF Pump Main
Above the DEF tank
The largest square plug. Used to seal the main power supply harness leading to the DEF pump.
7
EGR Temp Sensor
Under hood, at EGR cooler
The smallest rounded plug. Seals the connector for the EGR temperature monitor.
8
EGR Actuator
Top of engine at EGR valve
A longer plug with a specific back-slot. Seals the harness for the main EGR valve solenoid.
9
Small Chassis Plug
Along frame rail / rear axle
Slightly smaller/narrower than ID 10. Seals smaller auxiliary or communication connectors on the chassis.
10
Large Chassis Plug
Along frame rail / rear axle
Slightly wider than ID 9. Seals the medium-sized communication or signal connectors on the chassis.
11
Throttle Body
Intake manifold / Throttle valve
Features a red slide lock. Insert into the throttle valve harness and push the red tab to the locked position.
12
DEF Level Sensor
Top or side of the DEF tank
Grey housing. Specifically keyed to match the DEF tank fluid level and pressure sensor harness.
13
DEF Line Heater
Near DEF pump / line junctions
Black heavy-duty plug. Protects the high-current power supply for the DEF line heating system.
14
Main Frame Plug
Driver-side rear frame rail
Large grey multi-pin connector. Seals the primary communication hub for the aftertreatment system.
15
Vent Cap
Various vacuum/vent lines
White silicone cap used to plug small disconnected vacuum lines or open vent ports.
 
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