
Diagnostic procedure

No.27 hold indicator light does not illuminate when hold switch is turned to
onMazda 6 Service Manual: Fuel pump unit inspection
Caution
It is normal to hear the fuel pump operating when the ignition
switch is turned to the ON position.
Note
To improve startability, the fuel pump control operates the fuel
pump unit when the ignition switch is turned to the ON position. Due to
this, fuel pressure is rapidly ...
Mazda 6 Service Manual: Control system
L.H.D.
R.H.D.
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