run flat MAZDA 323 1992 Workshop Manual Suplement

F3 TRUUBtESHOOTlNG GUIDE
IDIAGNOSTiC tNDEX
No. TFtOUBLESHOOTtNG ITEM DESCRIPTtON PAGE
1.
WI/I not crank or cranks slowly Refer to Engine Electrrcal System ‘1
2 Cranks normally but No combustion Engine cranks at normal speed but shows no sign of F3-22
will not start flrlng
3 Partial corn bustlon- Engine cranks at normal speed but shows only par- ‘1
When engine cold tial combustion and will not continue to run
4 Partial combustron- Engine cranks at normal speed and shows partial F3-25
After warm-up combustion but ~111 not continue runnrng after being
hot soaked
Cranks normally but Always Engine cranks at normal speed but rqurres exces- ‘1
hard to start sive cranktng time before starting
When engine cold Same condition as No. 5 when engine IS cold ‘1
Restarts normally after warm-up
After warm-up Same condition as No. 5 after running and betng hot F3-27
soaked
Starts normaNy when cold
1 8 1 Rough idle/
tsl Engine stalls at idle 1 Always [ Engine stalls or vibrates excessively at idle
r - 1 F3-29
r
Before warm-up 1 Engine stalls or vibrates excessively at idle during
I ‘1
10
11
12 After warm-up
When A/C, P/S,
or IX ON
Rough rdle/Englne stalts lus: after starting warm-up
Engine runs normally at idle during warm-up but
stalls or vibrates excessively atter warm-up
Engrne stalls or vtbrates excessrvely at idle when
NC, P/S, or E/L ON
Engine stalts or vibrates excessively lust after starting
tacceleratton from Idle1 F3-3 f
‘1
‘1
I I ’ I
I 13 High Idle speed after warm-up tdle speed excessively hrgh after warm-up ‘1
14 Idle moves up and down/idle hunts Engine speeds up and down periodically at Idle
F3-33
15 Engme stalls on deceleratron Engine unexpectedly stops running durrng or after
F3-35
deceleration
16 Engine statts suddenly (intermrttent) Engine intermittently stops runnrng
F3-36
17 Hesitates/Stumbles on acceleratton Flat spot occurs just after accelerator is depressed,
‘1
or m/Id ierkina occurs dunna acceleration
L I I
t 18 1 Surges while crulsng
1 Unexpected change In engine speed that is usually 1 ‘1
1 repetrtive
19 tack of power
20 Poor acceleration
21 Runs rough durrng deceleration/Backfire
22 Knocktng
23 Fuel odor Performance poor under load when throttle valve IS
wide open
Maximum speed reduced
Performance poor during acceleration
Engtne runs rough during deceleratron, and abnor-
mal combustion occurs in exhaust system
Abnormal combust!on accompanied by audible
“pinging” noise
( Gasoline odor in cabln ‘2
‘2
‘1
‘2
+1
24 Exhaust sulfur smell Exhaust gas has an unusual odor
25 High oil consumption Oil consumption excessive
b
26 Poor fuel economy Fuel economy unsatisfactory
27 A/C does not work
Blower fan operates, but magnetic clutch does not
l 1.. .Refet to 323 Workshop Manual (t 203-l O-89F). l 2...Re#er to 323 4-Wheet Drive Workshop Manual (1229-IO-89L). ‘1
‘2
‘1
l 1
13EOFS327
F3-20 -..
REAR I
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