System Check Flow Chart; Feed Back System - Suzuki Samurai 1986 Service Manual

1) Remove jet.
2) When blowing air into pipe 0, air should
come out of pipe 0.
Replace clogged jet.
3) Install jet with its gray side directed toward
MCV.

FEED BACK SYSTEM

Whether feed back system including oxygen sensor and ECM (Electronic Control Module) is in good
condition or not, can be judged by checking for operation of "CHECK ENGINE" light in instrument clus-
ter.
[U.S.A. specification vehicle]
As previously outlined, "CHECK ENGINE" light automatically flashes at 50,000 miles, 80,000 miles and
100,000 miles indicated on odometer when running warmed up engine. And this automatical flashing at
above mileages proves that system is in good condition.
Should any of following malcondition occur, the system check can be .performed according to "System
check flow chart", even when mileage indicated by odometer is not any of 50,000 miles, 80,000 miles
and 100,000 miles.
[Canadian specification vehicle]
Should any of following malconditions occur, the system check can be performed according to "System
check flow chart".
Fuel consumption increases excssively even in normal driving.
l
Engine tends to stall.
l
Engine is hard to start.
l
System
Cancel or check
switch ON
"CHECK EN-
Warm
operate at no load
"CHECK EN-
GINE" light turn on
and off (flashes)
Cancel or check

System check flow chart

Fig. 5-3-14
5-22
check
START
I
Yes
engine
up and
I
No
3
Fig. 53- 13
.
Inspection, repair of
lamp and wiring
System inspection OK
and repair
1. Pipe (Gray
side)
2. Pipe
3. Jet
4. Blow air