warning TOYOTA CAMRY 1994 XV10 / 4.G Wiring Diagrams Workshop Manual
[x] Cancel search | Manufacturer: TOYOTA, Model Year: 1994, Model line: CAMRY, Model: TOYOTA CAMRY 1994 XV10 / 4.GPages: 307, PDF Size: 5.48 MB
Page 33 of 307
33
Position of Parts in Instrument Panel
G 3 Glove Box Light O 5 O/D Main SW and A/T Indicator Light (Shift Lever)
G 4 Glove Box Light SW
P 2 Parking Brake SW (for 1MZ±FE)
H 7 Hazard SW P 3 Parking Brake SW (for 5S±FE)
H 8 Heater Control SW (for Push Control SW Type) or Air P 4 Power Seat Control SW
Vent Mode Control SW (for Lever Control SW Type) P 5 Power Seat Motor (for Front Vertical Control)
H 9 Heated Oxygen Sensor (Bank 1 Sensor 2) P 6 Power Seat Motor (for Rear Vertical Control)
P 7 Power Seat Motor (for Reclining Control)
I 11 Ignition Key Cylinder Light P 8 Power Seat Motor (for Slide Control)
I 12 Ignition SW and Unlock Warning SW
I 13 Integration Relay R 2 Radio and Player (w/ CD Player)
R 3 Radio and Player (w/o CD Player)
J 1 Junction Connector R 4 Radio and Player (w/o CD Player)
J 2 Junction Connector R 5 Rear Window Defogger SW
J 3 Junction Connector R 6 Remote Control Mirror SW
J 4 Junction Connector (for SRS System) R 7 Rheostat
J 7 Junction Connector
S 5 Shift Lock ECU
K 3 Key Interlock Solenoid S 8 Stereo Component Amplifier
S 9 Stereo Component Amplifier
N 2 Noise Filter (for Stop Light) S 10 Stop Light SW
N 3 Noise Filter (for Stop Light)
Page 55 of 307
55
192 17711 4
11 8
Cruise Control Actuator
C2 C5 C10 C11 C13 D8C12 C3 C4 C6 C8 C9 C14 C16 D1 D3 D4 D6 D7
Center Airbag Sensor Assembly
Cigarette Lighter
Cigarette Lighter Illumination
Clock
Combination Meter
(Turn Signal Indicator Light)Combination Meter
(Cruise Control Indicator Light)
Combination Meter
Combination Meter
(Meter Illmination)
Combination Meter
(Open Door Warning Light)
Combination Meter
(Seat Belt Warning Light)
Combination Meter
(Charge Warning Light)
Combination Meter
(High Beam Indicator Light)
Combination Meter
(Rear Light Warning Light)
Combination Meter
Combination Meter
(SRS Warning Light)
Combination Meter
(A/T Indicator Light)
Combination SW (Horn SW)
Combination SW
(Turn Signal SW)
Combination SW
(Light Control SW)
Combination SW
Front Wiper and Washer SW)
Cooling Fan ECU (1MZ±FE)
Cruise Control ECU
Data Link Connector 1
(Check Connector)
Data Link Connector 2
(TDCL (Toyota Diagnostic
Communication Link))
Daytime Running Light Relay
(Main) (CANADA)
Diode (for Idle±Up)
Diode (for Courtesy) (W/G) Door Lock Control Relay
18912618968
72192236210
21476 130
134
138
140 126120
124
144
148236126
198
204104
11 2
144244 80
90
98
214 90
192
214106
23680
90
98130
134
138
140156
140 104
106
D9 C717080
90
98177 17311 4
11 8106
126
148184
186192 98
204134
140
Diode (for Courtesy) Combination Meter
(Malfunction Indicator Light) Combination Meter
(ABS Warning Light) Clutch Start SW (M/T)
(4): R/B No. 4 (See page 20)(5): R/B No. 5 (See page 19)(6)R/B No. 6 (See Page )
2526 26
Page 58 of 307
58
POWER SOURCE (Current Flow Chart)
*Page Nos. of
Related Systems
Parts
Code or
Location
CB or Fuse
Location
* These are the page numbers of the first page on which the related system is shown.
The part indicated is located somewhere in the system, not necessarily on the page indicated here.
I5 I6 I7 I8 I9 I11 I12
I13I14 I16 I17 I18
I19 8068
72
80 130
134
138
140106
120
130
144
76
11 4
130
170
214
246
177
Injector No. 2
Injector No. 3
Injector No. 4
Injector No. 5 (1MZ±FE)
Injector No. 6 (1MZ±FE)
Injector Key Cylinder Light
Ignition SW and Unlock Warning
SW
Integration Relay
Interior Light
Ignition Coil No. 1 (1MZ±FE)
Ignition Coil No. 2 (1MZ±FE)
Ignition Coil No. 3 (1MZ±FE)
Ignition Coil No. 4 (1MZ±FE)
40A AM1
15A CIG/RADIO
40A DEFOG
15A ECU±1G
10A GAUGE
7.5A IGN
10A MIR±HTR
30A POWER
7.5A SRS
15A STOP
15A TAIL
7.5A TURN
20A WIPER
30A AM2
7.5A ALT±S
30A CDS FAN
20A DOME
15A ECU±B
15A EFI
10A HAZ
15A HEAD (LWR±LH)
15A HEAD (LWR±RH)
15A HEAD (UPR±LH)
15A HEAD (UPR±RH)
15A HEAD LH
15A HEAD RH
10A HORN
40A MAIN
7.5A OBD
10A STARTER
10A A/C
40A HEATER
7.5A DRL
100A ALT
60A ABS
Ignition Coil No. 5 (1MZ±FE)
Ignition Coil No. 6 (1MZ±FE)
Junction Connector
Junction Connector
Junction Connector
Junction Connector (for Airbag
System)
I20 I21 J1 J2 J3 J4 80 80 80 8011 2
126
140
17068
8068
8068
8068
8068
8068
80
90
11 8
134
192
224
252 98
120
138
210 80
154
182
190
204126
156
189
198
236130
156
182
214
226
234134
160
198
222
228
236154
168
204
224
230130
134
138
140130
134
138
140
[LOCATION](1)
(7): J/B No. 1 (See page 20)
: R/B No. 7 (See page )(2)
(8): J/B No. 2 (See page 19)
: Fuse Box (F10, F17 See
on page )(3): R/B No. 1 (See page 23)
2022
25
27
28 29
Page 76 of 307
76
CHARGING
A
IG L S B
IC RE GULATOR2C 6
B 2B1B3 8
E9
E
IP3 10 IP 3 2GE 64)
A 1 7. 5A
ALT±S
R±LY
W
R±L
YB±O
W B
W
W
GENERATOR
(
ALTERNATOR)
BATTERY FL MAIN
2. 0L
100A ALT
CHARGE WARNING LIGHT
[COMB. METER]
JUNCTION
CONNECTOR
Y
J1
G1 , G2
C9
B FUSE BOX
FROM DAYTIME RUNNING
LIGHT RELAY(
MAIN)
Y E
(
CANADA)
R±L R±L
TO BA CK± UP SW(
M/T)
TO PARK/NEUTRAL POSITION
SW(
NEUTRAL START SW)(
A/T)
TO VEHICLE SPEED SENSOR
(
SPEED SENSOR) B 1A 1
C 1(
1MZ±FE)
(
5S±FE)
B F10 , F10AC,F16
I18
1D 61D37. 5A
IGN 10A
GAUGE
FROM POWER SOURCE SYSTEM(
SEE PA
Page 83 of 307
83
AB
A
EC 1 C 5
TE 1D 11
TE2
B 14KNKL
B 16G22+
B 5NE +
EE1 4EE12
1 1
BR
B
B±O
L±B
BR GR±B
WB
B±W
R R B±W
3 1 12 19
8FP +B IG±
SG
TE 2 TE 1 DATA LINK CONNECTOR
1(
CHECK CONNECTOR) D1
V5
CRANKSHAFT POSITION
SENSOR C18KNOCK SENSOR 2 K2
CAMSHAFT POSITION
SENSOR C17
C 3
G±R
6B 3
G±R
A
W
(
SHIELDED) (
SHIELDED)
D 12FROM POWER SOURCE SYSTEM(
SEE PAGE 64)
C CIP3 2
IP2 11 IP2141
23
4 512 SP1G±B
GLGP
R±LR±L
R±L
VEHICLE SPEED
SENSOR
(
SPEED SENSOR)
B
MALFUNCTION INDICATOR LAMP
(
CHECK ENGINE WARNING LIGHT)
[COMB. METER] C9 , C10
SPEED
JUNCTION
CONNECTOR J2 COMBINATION
METER C8
D
E NG INE CO NTROL MODULE(
ENGINE AND ELECTRONIC
CONTROLLED TRANSMISSION ECU) E7 , E8 ,E9 ,E10C
E142 1
NOISE FILTER
(
FOR IGNITION
SYSTEM) W±B
W±B B±O
W±B
N1
V±Y
ED B±OR±L
R±L B
I23
D 28
SDL DA TA LINK
CO NNE CTOR 3 D24 FROM POWER
SO TEM
(
S)
.5A
OBD
DA TA LINK
CO NNE CTO R
2(
TDCL) D3
IP3 16 IP1 1
22I18 I18B 6NE±
C E1
I18 IM12
J1
J UNCTION CO NNE CTO R
IE JUNCTION
CONNECTOR J7
L
G
BR
V±Y L
G
V±Y
BR BR W±B
W±B
BR
BR
BR BR BR BR
G (
SHIELDED)
(
SHIELDED)
(
SHIELDED)
(
SHIELDED)
A
A
A
AA
A
A
A
A
A
A
BR
BR
BR
BR
BR
W±B BR
BR
BRBR
(
SHIELDED)
(
SHIELDED) BR BR
BR
BR BR W±B
F F
24 15
2 45
G± WBR W±B
L±B
B±O
BR
BR
BR
BR BB G±W
W3
E1
OX1
SDL
16W±BE1
CG
OX2
BATT(
SHIELDED)
(
SHIELDED) BR
(
SHIELDED)
(
SHIELDED)
(
SHIELDED)
(
SHIELDED)
16 B 17G22±IP1 19
G±R
10A
GAUGE
1B 616
R± L
D
3D 3
3D 12
3D 183D 7
3D 3
3D 22
3D 10
1M5
1C8
URCE SYS
EE PAGE 64
7
Page 89 of 307
89
2. CONTROL SYSTEM
*MFI (MULTIPORT FUEL INJECTION (EFI)) SYSTEM
THE MFI (EFI) SYSTEM MONITORS THE ENGINE CONDITION THROUGH THE SIGNALS INPUT FROM EACH SENSOR (INPUT
SIGNALS FROM (1) TO (13) ETC.) TO THE ENGINE CONTROL MODULE (ECU). THE BEST FUEL INJECTION VOLUME IS DECIDED
BASED ON THIS DATA AND THE PROGRAM MEMORIZED BY THE ENGINE CONTROL MODULE (ECU), AND THE CONTROL SIGNAL
IS OUTPUT TO TERMINALS #10, #20, #30 AND #40 (CALIFORNIA), TERMINALS #10 AND #20 (EX. CALIFORNIA) OF THE ENGINE
CONTROL MODULE (ECU) TO OPERATE THE INJECTOR. (INJECT THE FUEL). THE MFI (EFI) SYSTEM PRODUCES CONTROL OF
FUEL INJECTION OPERATION BY THE ENGINE CONTROL MODULE (ECU) IN RESPONSE TO THE DRIVING CONDITIONS.
*ESA (ELECTRONIC SPARK ADVANCE) SYSTEM
THE ESA SYSTEM MONITORS THE ENGINE CONDITION THROUGH THE SIGNALS INPUT TO THE ENGINE CONTROL MODULE (ECU)
FROM EACH SENSOR (INPUT SIGNALS FROM (1), (2), (4) TO (12) ETC.) THE BEST IGNITION TIMING IS DETECTED ACCORDING TO
THIS DATA AND THE MEMORIZED DATA IN THE ENGINE CONTROL MODULE (ECU) AND THE CONTROL SIGNAL IS OUTPUT TO
TERMINAL IGT. THIS SIGNAL CONTROLS THE IGNITER TO PROVIDE THE BEST IGNITION TIMING FOR THE DRIVING CONDITIONS.
*IAC (IDLE AIR CONTROL (ISC)) SYSTEM
THE IAC (ISC) SYSTEM (ROTARY SOLENOID TYPE) INCREASES THE RPM AND PROVIDES IDLING STABILITY FOR FAST IDLE±UP
WHEN THE ENGINE IS COLD AND WHEN THE IDLE SPEED HAS DROPPED DUE TO ELECTRICAL LOAD, ETC. THE ENGINE
CONTROL MODULE (ECU) EVALUATES THE SIGNALS FROM EACH SENSOR (INPUT SIGNALS (1), (4) TO (8), (13) ETC.), OUTPUTS
CURRENT TO TERMINALS ISCO AND ISCC, AND CONTROLS THE IDLE AIR CONTROL VALVE (ISC VALVE).
*FUEL PUMP CONTROL SYSTEM
THE ENGINE CONTROL MODULE (ECU) OPERATION OUTPUTS TO TERMINAL FC AND CONTROLS THE CIRCUIT OPENING RELAY
AND THUS CONTROLS THE FUEL PUMP DRIVE SPEED IN RESPONSE TO CONDITIONS.
*A/C IDLE±UP SYSTEM
IN ORDER TO PREVENT THE ENGINE IDLING SPEED FROM DROPPING WHEN THE A/C IS OPERATING, THE A/C IDLE±UP SYSTEM
CONTROLS THE VSV (FOR A/C IDLE±UP) TO INCREASE THE ENGINE IDLING SPEED AND KEEP IT STABLE.
*EGR CONTROL SYSTEM
THE EGR CUT CONTROL SYSTEM CONTROLS THE VSV (FOR EGR) BY EVALUATING THE SIGNALS FROM EACH SENSOR INPUT TO
THE ENGINE CONTROL MODULE (ECU) (INPUT SIGNALS (1), (5), (6), (9) ETC.) AND BY SENDING OUTPUT TO TERMINAL THG OF
THE ENGINE CONTROL MODULE (ECU).
*A/C CUT CONTROL SYSTEM
WHEN THE VEHICLE SUDDENLY ACCELERATES FROM LOW ENGINE SPEED, THIS SYSTEM CUTS OFF AIR CONDITIONING
OPERATION FOR A FIXED PERIOD OF TIME IN RESPONSE TO THE VEHICLE SPEED AND THROTTLE VALVE OPENING ANGLE IN
ORDER TO MAINTAIN ACCELERATION PERFORMANCE.
THE ENGINE CONTROL MODULE (ECU) RECEIVES INPUT SIGNALS ((5), (6) ETC.), AND OUTPUTS SIGNALS TO TERMINAL ACT.
3. DIAGNOSIS SYSTEM
WITH THE DIAGNOSIS SYSTEM, WHEN THERE IS A MALFUNCTIONING IN THE ENGINE CONTROL MODULE (ECU) SIGNAL SYSTEM,
THE MALFUNCTION SYSTEM IS RECORDED IN THE MEMORY. THE MALFUNCTIONING SYSTEM CAN THEN BE FOUND BY READING
THE DISPLAY (CODE) OF THE MALFUNCTION INDICATOR LAMP (CHECK ENGINE WARNING LIGHT).
4. FAIL±SAFE SYSTEM
WHEN A MALFUNCTION OCCURS IN ANY SYSTEM, IF THERE IS A POSSIBILITY OF ENGINE TROUBLE BEING CAUSED BY
CONTINUED CONTROL BASED ON THE SIGNALS FROM THAT SYSTEM, THE FAIL±SAFE SYSTEM EITHER CONTROLS THE SYSTEM
BY USING DATA (STANDARD VALUES) RECORDED IN THE ENGINE CONTROL MODULE (ECU) MEMORY OR ELSE STOPS THE
ENGINE.
Page 92 of 307
92
ENGINE CONTROL (5S±FE A/T AND CALIFORNIA M/T)
CB
A
321
C
1 78
C
A 6
B 3
A 21 A10 C13 C26 B13A 5
EDI13G±R R±L R±L
G±R
G±R
Y±G G±WBR LG±B
B±Y
W W±B W±B
W±R
B±O
B±O
B
G±R B±O B±O W±R
R±W G±WY±G G±R
E1 TE2 TE1
WW
DATA LINK CONNECTOR 2
(
TDCL) FROM CE SYSTEM
(
SEE P
JUNCTION
CONNECTOR
MALFUNCTION INDICATOR
LAMP(
CHECK E NG INE
WARNING LIGHT)
[COMB. METER]
ACT ACA E01 E02 KNKENGINE CONTROL MODULE(
ENGINE AND ELECTRONIC CONTROLLED TRANSMISSION ECU)(
A/T)
ACT ACA
KNOCK
SENSOR A/C AMPLIFIER A1 0K1 E7 ,E8 ,E10
A
C9 , C10
J1D3
B
(
SHIELDED)
(
SHIELDED)
E16
O2
OXYGEN SENSOR
(
SUB)
1E15BR
BR
5TT
BR±B IP3 11 IP314
A 9 23
4 1
512IP3 2
SPEED
LGP G±B
G V±Y V±Y
R±L
R±L
SP1COMBINATION
METER C8
VEHICLE
SPEED SENSOR
(
SPEED SENSOR) V5
B
BR I13
G±R
G±R(
*5)
(
*4)
R±L
BR BR
1 2BR 7
R±W
ENG
BR
R±L
I18
R±L TO PARK/NEUTRAL POSITION
SW(
NEUTRAL START SW)
TO GENERATOR(
ALTERNATOR)
R±L
G±R(
*5)(
*4)
(
*3)
B E11 , E12CA,E14
ENGINE CONTROL MODULE(
ENGINE ECU)(
M/T) G±R
(
*
4)
1B 6 10A
GAUGE
1D6
3D 73D19
3D 18
3D 22
3D 10
3D 3
3D 12
POWER SOUR
AGE 64)
Page 100 of 307
100
ENGINE CONTROL (5S±FE M/T EX. CALIFORNIA)
AB A
321
C
1 78
C
A 6
B 3
C 6A13 A 26 B5C 8
1
ED
G±R G±R R±L R±L
G±R
G±WBR LG±B
B±Y
W W±B
W±B
W±R
B±O
B±O
G±RB±O B±O W±R
R±W G±WY±G E1 TE2 TE1
WW
DATA LINK CONNECTOR 2
(
TDCL) FROM POWER SOURCE SYST GE 64)
COMBINATION
METER
ACT ACA E01E02 KNKENGINE CONTROL MODULE(
ENGINE ECU)
ACT ACA
KNOCK
SENSOR A/C AMPLIFIER A1 0
K1 E11 , E12 , E14C C8D3
(
SHIELDED)
I18 I18 24
BR BR
(
SHIELDED) (
SHIELDED) (
SHIELDED) E1
AB
IP3 11 IP314
C 11IP3 2
4 231
512
P
LG
R±L
R±L G±B
G V±Y V±Y
MALFUNCTION
INDICATOR LAMP
(
CHECK ENGINE
WARNING LIGHT)
[COMB. METER] C9 ,C10B SPEED
METER V5
VEHICLE
SPEED SENSOR
(
SPEED SENSOR)
JUNCTION
CONNECTOR J1
SPD
BR
G±R
7
R±W
ENG
I18
BR BR E15
BR BRBR (
SHIELDED)G±R
BR I18
R±L
R±L
R±LTO BACK±UP LIGHT SW
TO GE NE RA TOR(
ALTERNATOR) B
I13I13 G±R
(
*2)
G±R
(
*1)
C 3
3D 3
3D 12
3D 22
3D 10
3D 18 3D73D19
1B 6 10A
GAUGE
1D6
EM(
SEE PA
Page 114 of 307
11 4
TURN SIGNAL AND HAZARD WARNING LIGHT (S/D, C/P)
2F 2
2 1
2 1
IE EB BO EA IG11
1
I7 I7
I11
I11
ED1 4
IJ1 9
BZ1 10 BZ111 F37956 581
3
5 5 B
11 B F10 8
12 2
1
ED1 1 FROM POWER S OURCE SY STE M(
SEE PAGE 64)
OFF
ONRH
LH TURN HAZARD10A
HAZ
G±Y
G±B
L
W G±R
G±BG±W
G± B
G±Y G±B
G±YW±B W±B
G±B
G±B
G±Y
G±Y
W±BG±B G±B
G±Y
W±B
W±B W±BW±B W±B W±B W±B
HAZARD SWTURN SIGNAL SW
[COMB. SW]
REAR TRUN SIGNAL LIGHT LH
[REAR COMB. LIGHT LH]FRONT TURN SIGNAL
LIGHT LH
REAR TURN SIGNAL LIGHT RH
[REAR COMB. LIGHT RH]
G±B
G±Y
TURN SIGNAL
FL AS HER
TURN SIGNAL
INDICATOR LIGHT
[COMB. METER]
FRONT TURN SIGANL
LIGHT RH F7
R8
R10
F8
C8 J1
J1
C12
H7
JUNCTION
CONNECTOR
JUNCTION
CONNE CTOR
LH RH
G±Y
G±W G±B
G±B
G±W
G±Y
G±Y
G±Y
1A 2 7. 5A
TURN
1A 4
1H 16
1C 8
1M 53D 6
3C 18
1C 11
1M 1
Page 116 of 307
11 6
TURN SIGNAL AND HAZARD WARNING LIGHT (S/D, C/P)