No fault code
Fuel bleeding pump (only TAD950–952VE)
Symptom: Fuel bleeding pump doesn’t start when the fuel press switch is activated.
Possible reason: • Open circuit in any of the cables to the pump motor.
•
Faulty fuel press switch.
• Faulty pump motor.
Suitable action: 1 Check the cables to the pump motor.
2 Check the fuel press switch.
3 Try another pump motor.
Circuit description
The fuel
system has a fuel bleeding pump that is used
when the fuel system has to be bled. A manual fuel
press switch is situated on the left side of the engine.
When the fuel press switch is activated the fuel bleed-
ing pump starts to pump round the fuel.
2
4
1
3
5
P
EMS2
Conn. B
(+) 17
(-) 18
16
R
SB
GN / BL
SB
R / BL
4 1
P
2
d
a
b
c
P0014009
a Fuel pressure
b Fuel bleeding pump (P)
c
Start
d Fuel press switch
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