5-10FUEL SYSTEM
Fuel pressure regulator
Check fuel pressure regulator operation.
09821-00004 : Hand air pump 1
09940-44120 : Air pressure gauge 2
09940-44130 : Attachment 3
09912-58490 : Hose 4
1. Connect special tools to inlet side of regulator as shown.
2. Pump air into regulator using pump 1 until air is released
through outlet side.
3. Note pressure on gauge when air is released.
Regulator operating pressure :
240 – 270 kPa (2.4 – 2.7 kg/cm
2
, 34.1 – 38.4 psi.)
If measurement exceeds specification, replace regulator.
z
1
2
3
4
Filter
Check pump suction filter.
If clogged or damaged, clean or replace filter.
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