PREVOST H3-41 Manual page 113

DDEC
Code
DESCRIPTION
Number
(Flashed)
pressure circuit failed low
67 Coolant pressure circuit failed low
68 Idle validation circuit fault (open
circuit)
72 Vehicle overspeed
73 Reserved for air differential pressure
high
75 Battery voltage high
77 All other faults not listed
81 Oil level circuit failed high
82 Timing actuator (dual fuel) failed low
82 Crankcase pressure circuit failed
low
83 Crankcase pressure high
84 Crankcase pressure low
86 Pump pressure circuit failed high
87 Pump pressure circuit failed low
88 Coolant pressure low
-- CEL open circuit
-- Clock module abnormal rate
DDEC
Code
Number
(Flashed)
68 Idle validation circuit fault (grounded
circuit)
71 Injector response time short
72 Reserved for vehicle overspeed
(absolute)
74 Oil differential pressure high
76 Engine overspeed with engine brake
81 Timing actuator (dual fuel) failed
high
81 Crankcase pressure circuit failed
high
82 Oil level circuit failed low
83 Oil level high
84 Oil level low
85 Engine overspeed
86 Barometric pressure circuit failed
high
87 Barometric pressure circuit failed
high
-- CEL short to battery
-- Clock Module failure
8-10
TECHNICAL INFORMATION
DESCRIPTION