Volvo TAD734GE Repair Manual

Diagnostic Trouble Codes Group 30: Electrical system
110
MID 128, SID 22
Speed sensor, crankshaft
MID 128: Engine control unit
FMI 2: Intermittent or faulty data
FMI 3: No signal
FMI 8: Abnormal frequency
FMI Fault code explanation
2, 3, 8 Faulty sensor / Faulty sensor circuit
Fault indication:
DCU: Engine warning in DCU display.
CIU: Flash code
Flash code
Electrical fault: 2.4
Value fault: None
Symptom
FMI 3: Engine is running with imprecise timing
causing risk of high fuel consumption and
smoke. Cylinder balancing not working
with risk of uneven running.
FMI 2, 8: Engine is difficult to start, uses only cam
sensor.

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