Banks Power Dodge Trucks: (Diesel ’03 - 07 5.9L Cummins) Tuner- Six-Gun Diesel Tuner w optional Speed-Loader Module, (325 HP Dodge 5.9L Cummins 600 (24-valve) Trucks) '04-05 For use with Six-Gun Switch - Manual (Page 26)

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Table 1: Banks Six-Gun Diagnostic Codes
Diagnostic Code Code Description Course of Action
Technical Service if problem persists.
1,1 Faulty Fuel Rail Pressure (FRP)
input signal
Check FRP sensor connection and 8-pin Six-
Gun Diesel Tuner connector. Reset Six-Gun
Diesel Tuner by turning key on and off.
1,2 Faulty Manifold Absolute
Pressure (MAP) input signal
Check MAP sensor connection and 8-pin Six-
Gun Diesel Tuner connector. Reset Six-Gun
Diesel Tuner by turning key on and off.
1,3 Faulty Six-Gun signal input Make sure the Six-Gun switch is connected to
the main wire harness. Reset Six-Gun Diesel
Tuner by turning key on and off.
2,1 Faulty Fuel Rail Pressure (FRP)
output signal
Check FRP sensor connection and 8-pin Six-
Gun Diesel Tuner connector. Reset Six-Gun
Diesel Tuner by turning key on and off.
2,2 Faulty Manifold Absolute
Pressure (MAP) output signal
Check MAP sensor connection and 8-pin Six-
Gun Diesel Tuner connector. Reset Six-Gun
Diesel Tuner by turning key on and off.
2,3 Faulty thermocouple signal check thermocouple connection and 2-pin
Six-Gun Diesel Tuner connector.
2,4 Tcc stuck (automatic
transmission ONLY)
Check TCC connection and 4-pin Six-Gun
Diesel Tuner connector. Monitor code
occurrence. contact Banks Technical Service
if occurrence becomes frequent.
3,1 Faulty crankshaft Position
(cKP) or camshaft Position
(cMP) signal
check both the cKP and cMP sensor
connections and 8-pin Six-Gun Diesel Tuner
connector. Reset Six-Gun Diesel Tuner by
turning key on and off.
3,2 Internal module error contact Banks Technical Service.
3,3 Internal module error contact Banks Technical Service.
3,4 Faulty cAN bus signal Check CAN bus connection and 10-pin Six-
Gun Diesel Tuner connector.
4,2 Transmission slip detected
(automatic transmission ONLY)
Six-Gun Diesel Tuner will automatically derate
engine power to preserve the transmission.
contact Banks Technical Service if problem
persists.
4,3 Transmission learning has not
been completed
Follow the instructions described in “Learning
Transmission” section of the Owner’s Manual.
See Section 4 on page 21.
4,4 Fuel rail pressure is excessive FRP exceeded maximum allowable. Contact
Banks Tech