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TECHNICAL INFORMATION
DDEC
Code
Number
(Flashed)
DESCRIPTION
DDEC
Code
Number
(Flashed)
DESCRIPTION
54 Vehicle speed sensor fault 55 J1939 data link fault
56 J1587 data link fault 57 J1922 data link fault
58 Torque overload 61 Injector response time long
62 Auxiliary output short to battery (+)
or open circuit or mechanical fault 63 PWM drive short to b) or
open circuit
64 Turbo speed sensor input fault 65 Throttle valve position input fault
66 Engine knock sensor input fault 67 Coolant or air inlet pressure sensor
input voltage fault
68 TPS idle validation circuit fault
(open circuit) 68 TPS idle validation circuit fault
(grounded circuit)
71 Injector response time short 72 Vehicle overspeed
73 Gas valve position input fault or
ESS fault 74 Optimized idle safety loop short to
ground
75 ECM battery voltage high 76 Engine overspeed with engine
brake
77 Fuel temperature high 81 Dual fuel BOI failed high
81 Oil level circuit failed high 81 Crankcase pressure circuit failed
high
81 Exhaust temperature voltage failed
high 82 Oil level circuit failed low
82 Dual fuel BOI failed low 82 Exhaust temperature failed low
82 Crankase pressure circuit failed low 83 Exhaust temperature failed high
83 Oil level high 83 External pump pressure high
83 Crankase pressure high 84 Oil level or crankase pressure failed
low
85 Engine overspeed 86 Barometric pressure sensor input
voltage high
86 External pump pressure sensor
input voltage high 87 Barometric pressure sensor input
voltage low
87 External pump pressure sensor
input voltage low 88 Coolant pressure low
8-6