Volvo TAD734GE Repair Manual

Group 30: Electrical system Diagnostic Trouble Codes
85
MID 128 / MID 144, PPID 4
Starter input CIU
MID 128: Engine control unit.
MID 144: DCU/CIU
FMI 3: The voltage exceeds the normal value or is
short circuited to higher voltage.
FMI 4: The voltage is less than the normal value or
is short circuited to lower voltage.
FMI Fault code explanation
3, 4 Faulty circuit
Fault indication
DCU: Engine warning in DCU display.
CIU: Flash code
Flash code
Electrical fault: 4.7 (EMS)
Value fault: None (EMS)
Electrical fault: 5.2 (CIU)
Value fault: None (CIU)
Symptom
FMI 3: The engine starts cranking immediately when
ignition is turned on.
FMI 4: The engine can not be started.

Volvo TAD734GE Specifications

General

Engine Model	TAD734GE
Cooling System	Liquid-cooled
Displacement	7.15 liters
Bore x Stroke	108 x 130 mm
Aspiration	Turbocharged
Fuel System	Electronic Unit Injectors (EUI)
Engine Speed	1500 rpm
Emission Level	EU Stage II
Engine Type	4-stroke, 6-cylinder in-line diesel engine