TECHNICAL INFORMATION
DDEC
Code
Number
(Flashed)
DESCRIPTION
DDEC
Code
Number
(Flashed)
DESCRIPTION
25 No active codes 26 Aux. shutdown #1 or #2, input active
27 Air temperature circuit failed high 28 Air temperature circuit failed low
31
Auxiliary output #3 short to ground
(high side)
31
Auxiliary output #3 open circuit (high
side)
31
Auxiliary output #4 short to ground
(high side)
31
Auxiliary output #4 open circuit (high
side)
32 CEL or SEL short to battery (+) 32 CEL or SEL open circuit
33
Turbo boost pressure circuit failed
high
34
Turbo boost pressure circuit failed
low
35 Oil pressure circuit failed high 36 Oil pressure circuit failed low
37 Fuel pressure circuit failed high 38 Fuel pressure circuit failed low
41 Too many SRS (missing TRS) 42 Too few SRS (missing SRS)
43 Coolant level low 44 Oil temperature high
44 Intake air cooler temperature high 44 Coolant temperature high
44 Intake air temperature high 45 Oil pressure low
46 ECM battery voltage low 47 Fuel or air inlet pressure high
47 Turbo boost pressure high 48 Fuel or air inlet pressure low
52 ECM A/D conversion fault 53 ECM non volatile memory fault
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 battery(+) 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
8-6
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