MITSUBISHI TRITON 1997 Workshop Manual

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Snap r in g U
nderc u t
S egm ent M
ic a

I
n su la te d
b ru sh h old er F
re e L
ock W
ear lim it lin e

G
ro w le r

S
pecif ic a tio ns T
yp e C
onta ct p oin tle ss A
dva nce m ech anis m E
le ctr o nic F
ir in g o rd er 1
± 3± 4± 2 S
pecif ic a tio ns T
yp e M
old ed s in gle -c o il S
pecif ic a tio ns N
G K B
KR 5E -1 1 N
IP PO N D EN SO K
16P R -U 11 S
ta ndard v a lu e L
im it I
g nit io n c o il P
rim ary c o il r e sis ta nce W ±
S
eco ndary c o il r e sis ta nce
k W ±
S
park p lu g g ap m m 1
.0 ± 1 .1 ±
R
esis tiv e c o rd r e sis ta nce k W M
ax. 2 2 S
pecif ie d lu bric a nt Q
uantit y D
is tr ib uto r c u ppin g M
ult ip urp ose g re ase S AE J 3 10,
N LG I N o.3 2
g N
um ber N
am e U
se M
B991348 T
e st h arn ess s e t I
n sp ectio n o f ig nit io n p rim ary v o lt a ge ( p ow er
t r a nsis to r c o nnectio n)

O
N-V EH IC LE S ER VIC E 16300120231
I G NIT IO N C O IL C HEC K
1 . Measu re m ent o f th e p rim ary c o il r e sis ta nce
M easu re th e r e sis ta nce b etw een ( + ) te rm in al a nd ( ± )
t e rm in al.
S ta n dard v alu e: 0 .6 7 ± 0 .8 1 W
2 . Measu re m ent o f s e co ndary c o il r e sis ta nce
M easu re th e r e sis ta nce b etw een th e h ig h-v o lt a ge
t e rm in als a nd ( + ) te rm in al.
S ta n dard v alu e: 1 1 .3 ± 1 5.3 k W
P O W ER T R ANSIS TO R C O NTIN UIT Y C HEC K
1 6300130159
N O TE
A n a nalo gue-ty p e c ir c u it te ste r s h ould b e u se d.
V olt a ge: 1 .5 V T
e rm in al N o. 1 2 3
A
pplie d N
ot a pplie d P
ow er tr a nsis to r I
g nit io n c o il 1
.5 V
+
±
+
±

S
EC O NDAR Y P
AT TE R N H EIG HT H
IG H ( o r L O W ) P
AT TE R N S ELE C TO R R
ASTE R E
ngin e S peed C
urb id le s p eed

ENGINE ELECTRICAL ± Ignition System16-34
WAVEFORM OBSERVATION POINTS
Point A: The height, length and slope of the spark line show the following trends (Refer to abnormal
waveform examples, 1, 2, 3 and 4).
Spark linePlug gapCondition of
electrodeCompression
forceConcentration of
air mixtureIgnition timingSpark plug
cable
LengthLongSmallNormalLowRichAdvancedLeak
ShortLargeLarge wearHighLeanRetardedHigh
resistance
HeightHighLargeLarge wearHighLeanRetardedHigh
resistance
LowSmallNormalLowRichAdvancedLeak
SlopeLargePlug is fouled±±±±
Point B: Number of vibration in reduction vibration section (Refer to abnormal waveform example 5)
Number of vibrationsCoil and condenser
Three or moreNormal
Except aboveAbnormal
Point C: Number of vibrations at beginning of dwell section (Refer to abnormal waveform example 5)
Number of vibrationsCoil
5 ± 6 or higherNormal
Except aboveAbnormal
Point D: Ignition voltage height (distribution per each cylinder) shows the following trends.
Ignition
voltagePlug gapCondition of
electrodeCompression
forceConcentration of
air mixtureIgnition timingSpark plug cable
HighLargeLarge wearHighLeanRetardedHigh resistance
LowSmallNormalLowRichAdvancedLeak

W
ave c h ara cte ris tic s C
ause o f p ro ble m E
xa m ple 1
01P 0215 S
park p lu g g ap is to o la rg e. E
xa m ple 2 S
park lin e is lo w a nd lo ng, a nd is
s lo pin g.
A ls o , th e s e co nd h alf o f th e s p ark lin e
i s d is to rte d. T his c o uld b e a r e su lt o f
m is fir in g. S
park p lu g g ap is to o s m all. E
xa m ple 3 S
park lin e is lo w a nd lo ng, a nd is
s lo pin g. H ow eve r, th ere is a lm ost n o
s p ark lin e d is to rtio n. S
park p lu g g ap is fo ule d. E
xa m ple 4 S
park lin e is h ig h a nd s h ort.
D if f ic u lt to d is tin guis h b etw een th is
a nd a bnorm al w ave fo rm e xa m ple 1 . S
park p lu g c a ble is n early fa llin g o ff .
( C ausin g a d ual ig nit io n) E
xa m ple 5 N
o w ave s in w ave d am pin g s e ctio n. L
aye r s h ort in ig nit io n c o il