Fuel Pump With Pressure Regulator Removal And Installation; Fuel Pump With Pressure Regulator Inspection; Fuel Injector On-Vehicle Inspection - Suzuki Wagon R Plus RB310 Service Manual

6E2-24 ENGINE AND EMISSION CONTROL SYSTEM (M13 ENGINE)
Fuel pump with pressure regulator removal and
installation
Removal
Remove fuel tank from body according to procedure described in
"Fuel Tank Removal and Installation" of Section 6C and remove
fuel pump from fuel tank.
Installation
1) Install fuel pump to its bracket.
2) Install fuel pump to fuel tank and then install fuel tank to
body according to procedure described in "Fuel Tank
Removal and Installation" of Section 6C.

Fuel pump with pressure regulator inspection

Check fuel pump filter for evidence of dirt and contamination. If
present, clean and check for presence of dirt in fuel tank.

Fuel injector on-vehicle inspection

1) Using sound scope (1) or such, check operating sound of
injector (2) when engine is running or cranking.
Cycle of operating sound should vary according to engine
speed.
If no sound or an unusual sound is heard, check injector cir-
cuit (wire or connector) or injector (2).
2) Disconnect connector (1) from injector, connect ohmmeter
between terminals of injector and check resistance.
If resistance is out of specification, replace.
Resistance of fuel injector
Ω
11.3 – 13.8 at 20°C (68°F)
3) Connect connector (1) to injector securely.