Crankcase Breather (Pcv) Hose Inspection - Suzuki GSX-R750 Service Manual

1B-10 Emission Control Devices:
PAIR Control Solenoid Valve
NOTE
PAIR control solenoid valve can be checked
without removing it from the motorcycle.
Refer to "DTC "C49" (P1656): PAIR Control
Solenoid Valve Circuit Malfunction in Section
1A (Page 1A-126)".
1) Remove the PAIR control solenoid valve. Refer to
"PAIR Control Solenoid Valve Removal and
Installation (Page 1B-9)".
2) Check that air flows through the air inlet port to the
air outlet port. If air does not flow out, replace the
PAIR control solenoid valve with a new one.
3) Connect the 12 V battery to the PAIR control
solenoid valve terminals and check the air flow. If air
does not flow out, the solenoid valve is in normal
condition.
4) Check the resistance between the terminals of the
5) Reinstall the PAIR control solenoid valve. Refer to

Crankcase Breather (PCV) Hose Inspection

I837H1120014-01
Inspect the crankcase breather (PCV) hose in the
following procedures:
1) Lift and support the fuel tank with the prop stay.
2) Inspect the crankcase breather (PCV) hose (1) for
3) Check that the crankcase breather (PCV) hose (1) is
12V
I837H1120015-01
4) Install the removed parts.
PAIR control solenoid valve.
Special tool
(A): 09900–25008 (Multi-circuit tester set)
Tester knob indication
Resistance (Ω)
PAIR control solenoid valve resistance
20 – 24 Ω at 20 – 30 °C (68 – 86 °F)
"PAIR Control Solenoid Valve Removal and
Installation (Page 1B-9)".
Refer to "Fuel Tank Removal and Installation in
Section 1G (Page 1G-9)".
wear and damage.
If it is worn or damaged, replace the crankcase
breather (PCV) hose with a new one.
securely connected.
(A)
I837H1120016-01
B838H21206006
1
I837H1120017-01