Egr Valve - Suzuki GA413 Service Manual

6E-76 ENGINE AND EMISSION CONTROL SYSTEM

EGR VALVE

ON-VEHICLE INSPECTION
1) Disconnect negative cable at battery.
2) Disconnect EGR valve connector.
3) Check resistance between the following terminals of EGR valve
in each pair.
B – valve body
E – valve body
If found faulty, replace EGR valve assembly.
REMOVAL/INSTALLATION
1) Disconnect negative cable at battery.
2) Disconnect EGR valve connector.
3) Remove EGR valve and gasket from intake manifold.
4) Remove EGR pipe.
Reverse removal procedure noting the following.
D Clean mating surface of valve and intake manifold.
D Use new gasket.
INSPECTION
1) Remove carbon from EGR valve gas passage.
NOTE:
Do not use any sharp–edged tool to remove carbon.
Be careful not to damage or bend EGR valve, valve seat and
rod.
2) Inspect valve, valve seat and rod for fault, cracks, bend or other
damage.
If found faulty, replace EGR valve assembly.
3) Inspect EGR passage for clogged or leak.
If found faulty, repair or replace.
1. EGR valve
2. Valve
3. Valve seat
Terminals
A – B
C – B
F – E
D – E
Standard resistance
20 – 24 W at 20_C, 68F
infinity (8)