Electrical Components Inspection - Ford Corsar Repair Manual

TROUBLE DIAGNOSES
Electrical Components Inspection
E.C.U. INPUTIOUTPUT SIGNAL INSPECTION
E.C.U. inspection table
'Date are reference values.
TER-
M l NAL
NO.
1
3
4
11
12
16
ITEM
lgnition signal
Ignition check
E.C.C.S. relay (Main relay)
Air conditioner relay
S.C.V. control solenoid valve
Air flow meter
CONDITION
ldle speed
IEngine is running.]
Engine speed is 2,000 rpm
ldle speed
Within approximately 1 second
after turning ignition switch
"OFF"
For approximately 1 second after
turning ignition switch "OFF"
IEngine is running.)
Both AIC switch and blower
switch are "ON".
AIC switch is "OFF".
ldle speed
Engine speed is 2,000 rpm.
/Engine is running.1
*DATA
0.3
-
0.6V
Approximately 1 .OV
9
-
12V
0 - 1v
BATTERY VOLTAGE (1 1
-
14V)
0
-
1.ov
BATTERY VOLTAGE (1 1
-
14V)
0
-
1.ov
BATTERY VOLTAGE (1 1
-
14V)
1.0
-
3.0V
Output voltage varies with engine
revolution.