Engine Electrical System

Yes End
No Replace the ECU
8
Replace the fuel and try the hot start again.
Observe whether it can successfully start up.
No Repair or replace
Yes
Proceed to next
step.
9
Verify that the fuel pipe has any blockage or
bending and to see whether the pressure
regulating valve functions of fuel pump is
normally.
No Repair or replace
Yes
Proceed to next
step.
10
Inspect with multimeter to see whether there
is a voltage between two terminals of the
plug in connector of fuel pump.
No
Repair or replace
fuel pump relay
and wire
Yes
Proceed to next
step.
11
Inspect with multimeter to see whether the
resistance of fuel pump is correct.
No
Replace the fuel
pump
Yes
Replace the fuel
pump 12 Verify that the fuel pump is jammed.
No Replace the ECU
E-67
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