Mazda 121 - Page 274

F
CONTROL
SYSTEM
-:.
-
Inpui
Oulput
connection
lo
Teal condition
Consct
vontgg
Rcmark
o
Thrcttle
sensor
Ec_
(ATx)
Accelerator
Pedal
releas€d
Accelelalor
pedal lully depressed
2N o
lgnr on
switch
ON
ldle
(cold
engine)
OV
0-0.1v
lncreasng
engrne
speed
{altef
warm up)
0.5
1-0v
0-0.4v
20 o
(positive)
lqn,lon sw{ch
ON
ldle
Appfox.
1.2V
2P
o
(negatve)
OV
2A o
Engine
coolant
temperature
20oC
(68oD
Below
0.5v
2R
o
noid
valve
@
Engine cranking
and
lew seconds
aiter
Appox
2.3V
Other
conditon
Battery
vdlage
2S
2T
o
nold valve
@
Accessory
ON
Oth€rs
condition
Batlery
vonage
2U o
hjector
(negative) Constant
2V
o
Inieclor
(positive) lgniton
swtch
ON
Engine Signal
I
ash
Below
1.0V
o
noid
valve
@
OFF
ON
Batlery
vdlage
o
Solenoid
valve
(purge
conlroD
lgnition
switch
ON
Baltery
voltage
ldle
Battery
vohge
2\
o
lgniUon
switch
OFF
OV
ON
22
o
EC'AT
conlrol
'rnrl
(ATX)
Engine
coolant
tempelalurc
below
70'C
(15860 at rdre
Engine-
coolant
temperaLrre
above
7o'C
Batery
vofiage
F-l18