Ford Corsar Repair Manual page 320

TROUBLE DIAGNOSES
Diagnostic Procedure 14
-
Engine Stalls
after Decelerating
a
CHECK A.A.C. VALVE.
1. Select "A.A.C. VALVE
mode.
2. When touching "Qu" and
"Qd", does the engine speed
change according to the per-
circuit. (See page ES-196)
cent of A.A.C. valve opening?
I O R I
CAUTION:
Be sure to set gears to
"Neutral".
When disconnecting throttle sen-
sor harness connector, does the
engine speed drop?
CHECK IDLE ADJ. SCREW CLOGGING.
Check for IAS clogging or
throttle chamber clog-
ging.
2. Can you set engine rpm as
follows by turning idle adjust-
ing screw?
MIT: 650
f
50 rpm
A m 650 f
50 rpm
("NW position)
OR
1. Disconnect throttle sensor har-
ness connectors.
2. Can you set engine rpm as fpl-
lows by turning idle adjusting
screw?
MIT: 650 f 50 rpm
A m 650 f 50 rpm
("NW position)
l Yes
l
(Go to
@
on next page.)