Fuel Pressure Relief Procedure - Suzuki WagonR+ RB310 Service Manual

ENGINE GENERAL INFORMATION AND DIAGNOSIS (M13 ENGINE) 6-2-5
• Fuel or fuel vapor hose connection varies with each type of
pipe. When reconnecting fuel or fuel vapor hose, be sure to
connect and clamp each hose correctly referring to the figure
Hose Connection.
After connecting, make sure that it has no twist or kink.
• When installing injector, fuel feed pipe or lubricate its O-ring
with gasoline.
[A]: With short pipe, fit hose as far as it reaches pipe joint as shown.
[B]: With following type pipe, fit hose as far as its peripheral projection as shown.
[C]: With bent pipe, fit hose as its bent part as shown or till pipe is about 20 to 30 mm (0.79
– 1.18 in.) into the hose.
[D]: With straight pipe, fit hose till pipe is, about 20 to 30 mm (0.79 – 1.18 in.) into the hose.
1. Hose
2. Pipe
3. Clamp
4. Clamp securely at a position 3 to 7 mm (0.12 – 0.27 in.) from hose end.
5. 20 to 30 mm (0.79 – 1.18 in.)

Fuel pressure relief procedure

CAUTION:
This work must not be done when engine is hot. If done
so, it may cause adverse effect to catalyst.
NOTE:
If any service shown below is performed, ECM may
detect DTC(s). Therefore, clear DTC(s) by referring to
"DTC Clearance" in this section in case that DTC(s) is
detected after all services are done.
After making sure that engine is cold, release fuel pressure as fol-
lows.
1) Place transmission gear shift lever in "Neutral" (Shift selector
lever to "P" range for A/T model), set parking brake, and
block drive wheels.
2) Remove relay box cover.