Page 150 of 738
Downloaded from www.Manualslib.com manuals search engine 148CIRCUIT DIAGRAMS - MFI Circuit
MFI CIRCUIT (FROM 1996 MODELS)
IGNSWI'-
2B-k
2B-k
----
2B-k
IONH (ST)
F(c-31)
5
STARTER
RELAYTE
r
1.25R-B
(A-67)CONNECTOR
V\,
(c-83) ‘il "7
(F)R-B Ok!; (c-7'R-
DOME LIGHT,FOOT LIGHT
AND IGNITION
KEY CYLINDER
11-J
I I
2B-Y
WITH. WITHOUT2B-Y
2B-Y#g&ALARM ;vE';hALARM/\L/2B-Y7 s
,\PNP
B-YSWITCH
Em""L*
'*k
?=m
R-B
+&iQE"ISE
2B-W
c-29)1.25R-E
l.25B-Y3
?.25B-W
VOLUME AIR
FLOW SENSOR
rI
1.25R-B
.2B-W 412B-w 30
; !
I-
---------
:F)).85R
JI
;.‘E.. 3Egm
id;ON
'-OFF
W-R2 1.25B-L 'IB-W0v~
$2; c
I I
4
iiEm D ;12
.25B
1
5M09AA
TSB RevisionI
Page 154 of 738
Downloaded from www.Manualslib.com manuals search engine 152CIRCUIT DIAGRAMS - MFI Circuit
MFI CIRCUIT (FROM 1996 MODELS) (CONTINUED)
d~
MFI RELAY
(F)1.25R:)l. 25RF)1.251F)1.25R
(i)RI
:F)1.25
(8-12)
1
c
J L
2
(F)0.85RrO.S5RKNOCK
SENSORL(F>1.25E(Fj1.25(F)1.25E
CKP
3 SENSOR
I
I rP
25Ii%OR1
@I IINJECTORi
F)1.25R
3-13)
I
[
1 r1
Ir
J1 \/ VI w \/ I
2“1 "3 "4 "6 (8-35)1
1
(F>B
B----(c-5478
(F)' (F)GR (F)G-B GR-L (F)G-Y (F)G
39417518-------------------_
Y Y Y Y
'>BI
F)L-I:(F)(F)0.85G-Y0.85G-I
L------,(c-521-----
5v5vGNDGND
VV
ENGINE
CONTROL
MODULE
1.25B1.258
! a--
HROBMOSCA
1 TSB RevisionI
Page 155 of 738
Downloaded from www.Manualslib.com manuals search engine CIRCUIT DIAGRAMS - MFI Circuit 153
LEFT BANKRIGHT BANK
HEATED OXYGENHEATED OXYGEN x$:5$SENSOR(FRONT)
(Fj1.25
(F)1.2E
1.25R
iR1
b(F)O. 85R
1*- ---- -__-_--_--_
LEFT BANK
HEATED OXYGEN
SENSORCREAR)
(B-45)
RIGHT BANK
HEATED OXYGEN
SENSOR(FRONT)
IG
1
I/IIIIIII
I
III
2 II!II,IIII1I
21.-J
(F)
1.25R
In n1.25
JB-W
I -I/II,Ii B-WII: B-'
---JL -_IB-W _--B-l
(F)E(F)B
i
*lIIIIII
4III
;
1
1.25R
1.25
INJECTOR
I-
(B-33
0.85Y-1
1.I
1"
1;
‘E
!I[
2'2
(B-3;(B-31
0.85'0.8581:
L
(B-07)4.----_3---_i-
(F)F)(F)0.85G-W.85G-II. 85Y-I
(c-52)16-----.15-----.
tE
p43p79-----____-__--_
VVv
B
J:-
i!ItE*
ENGINE
CONTROL
MODULE
HR05MOSCB
TSB Revision
Page 160 of 738
Downloaded from www.Manualslib.com manuals search engine 158CIRCUIT DIAGRAMS - MFI Circuit
MFI CIRCUIT (FROM 1996 MODELS) (CONTINUED)
VOLUME
i%W?ow
(B-29)r
,INE1LANT
BiATURE1
VOLUMEAIR FLOW
SENSORINTAKE AIR
;[W&ATURE3
(F)G-Y
(F>B
:F>G-Y
(F)O
7
(F>
(F)
(F)
)
(F)0.85R
\
.25E
.25E
25E
(F>B
(F>R-k(F>L-Y(F>B(F)R-L
32--_---_
(F>G-Y72
---
-----.
ENGINECONTROL
MODULE
ti
HROBMlOBA
) TSB Revision
Page 161 of 738
Downloaded from www.Manualslib.com manuals search engine CIRCUIT DIAGRAMS - MFI Circuit
159 ’
THROTTLEI%%;~""
(F>Y-R
B
(F>G-Y
Y-R
LI--@$;$$UISE
(F>Y-R(F)BR-R
MANIFOLDDIFFERENTIALp&RE
' ----I
'4
KNOCK
SENSORGND
V
(B-OB)
B
‘8 (c-541
---I
ENGINECONTROL
MODULE
GNDv I
(A-22) (B-05) (B-08) (B-46) (c-52)
m !jp&Tj) @ jlTEE#
(c-54)
HROSMlOBB
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Page 163 of 738
Downloaded from www.Manualslib.com manuals search engine CIRCUIT DIAGRAMS - MFI Circuit 161 i
LEFT BANK
HEATED OXYGENRIGHT BANK
SENSORCFRONT)HEATED OXYGENLEFT BANKSENSORCREAR)HEATED OXYGENRIGHT BANKSENSORCREAR)HEATED OXYGEN
(B-16)(8-44)(8-45)SENSORCFRONT)
(B-19)
*; \,J L-
1
‘5
r
5IImmIId2BI
2"8III/.I//II/rI
B-WII
I
JL
3
rIIII
B/III1/IIIII
c
34 (c-53:
IF--l
B-W
76
'4L “'1 "3--7.-J
I%co m
h'c;t:
Bv
2-8 3- - - - -_ _“(c-88).- 3%
' F?I voI
/ (F)Y-B
+ B-WII-JB-W
!I
L-
B-W
(F>B
I Ik ”'1 "3$'2--_
--_3
3m2
CL&L, ;2izv vv
6 7
---
*I3
&
r--‘
-+
I
B-W/
WI---B-W
L
t
(F11.258
(c-54)HROJMlOCB
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Page 166 of 738

Downloaded from www.Manualslib.com manuals search engine CIRCUIT DIAGRAMS - MFI Circuit
COMPONENT LOCATIONUp to 1993 models and 1994, 1995 models Non Turbo (Federal)
NameSymbol
Air conditioning relay0
Air conditioning switch
Camshaft position sensor
a
Check engine/malfunction indicator lampP
Crankshaft position sensorD
Data link connectorR
EGR solenoid Z
EGR temperature sensor
Engine control module
Engine coolant temperature sensor
Evaporative emission purge solenoid
Fuel pressure solenoid
Heated oxygen sensorE
idle air control motor (stepper motor)L
Name/ Symbol
Ignition coil (ignition power transistor)
Ignition timing adjusting terminal
Injector
(1
Multrport fuel rnjectron (MFI) relay
ParWNeutral position switch c&T>
Power steering pressure switchH
Resistor W
Throttle position sensor (With built-in closed throttleCposition switch)
Turbocharger waste gate solenoid U
Variable induction control motor (DC motor) (withJbuilt-in induction control valve position sensor)
Vehicle speed sensorFIVolume air flow sensor (with built-in intake air A
temperature sensor and barometric pressure sensor)
1 TSB Revision
Page 167 of 738
Downloaded from www.Manualslib.com manuals search engine CIRCUIT DIAGRAMS - MFI Circuit165
-x- --q-Y7FU1003
Volume &flo~‘.&&sor(with built-in intake air
temperature sensor and
barometric pressure sensor)
temperature sensor
Pbuilt-in
I
closed throttle
position switch)
IP--l IHeated oxygensensor
TSB Revision