Evap Canister Inspection; Egr Valve Removal And Installation; Egr Valve Inspection; Pcv Hose Inspection - Suzuki Swift Sport 2004 Service & Repair Manual

EVAP Canister Inspection

WARNING
!
DO NOT SUCK nozzles on EVAP canister.
Fuel vapor inside EVAP canister is harmful.
1) Check outside of EVAP canister visually.
2) Disconnect vacuum hoses from EVAP canister.
3) Check that there is no restriction of flow through
purge pipe (1) and air pipe (2) when air is blown (4)
into tank pipe (3).
If any faulty condition is found in this inspection,
replace EVAP canister.

EGR Valve Removal and Installation

Removal
1) Disconnect negative (–) cable at battery.
2) Remove air intake pipe.
3) Remove EGR pipe.
4) Disconnect EGR valve connector.
5) Remove EGR valve and gasket from cylinder head.
Installation
Reverse removal procedure noting the following.
• Clean mating surface of valve and cylinder head.
• Use new gaskets.

EGR Valve Inspection

S7RS0B1206006
1) Check resistance between following terminals of
EGR valve (1) in each pair.
If found faulty, replace EGR valve assembly.
EGR valve resistance (A – B, C – B, F – E, D – E
terminal)
20 – 24 Ω
2) Remove carbon from EGR valve gas passage.
CAUTION
!
Do not use any sharp-edged tool to remove
carbon.
Be careful not to damage or bend EGR valve
(1), valve seat (3) and rod.
I4RS0A120006-01
3) Inspect valve (2), valve seat and rod for fault, cracks,
bend or other damage.
S7RS0B1206007
If found faulty, replace EGR valve assembly.

PCV Hose Inspection

NOTE
Be sure to check that there is no obstruction
in PCV valve or its hoses before checking
IAC duty, for obstructed PCV valve or hose
hampers its accurate adjustment.
Check hoses for connection, leakage, clog and
deterioration.
Replace as necessary.
Aux. Emission Control Devices: 1B-4
S7RS0B1206008
I2RH0B120005-01
I2RH0B120006-01
S7RS0B1206009