Volvo TAD734GE Repair Manual

Group 30: Electrical system Diagnostic Trouble Codes
93
MID 128, PPID 55
ECU temperature
MID 128: Engine control unit
FMI 0: The sensor value is valid but above the nor-
mal working range.
FMI 4: The voltage is less than the normal value or
is short circuited to lower voltage.
FMI 5: The current is less than the normal value or
is open circuited.
FMI Fault code explanation
0 ECU temperature is too high
4, 5 Faulty sensor / Faulty sensor circuit
Fault indication
DCU: Engine warning in DCU display.
CIU: None
Flash code
Electrical fault: 8.4
Value fault: None
Symptom
None.

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