check engine TOYOTA CAMRY 1994 XV10 / 4.G Wiring Diagrams Owner's Manual

OVERALL ELECTRICAL WIRING DIAGRAM
1
234
4CAMRY
4ACC
IG1
ST1
IG2
ST2 AM1 2
7
9 10 AM2
1G 91G 8
2D 2
6 6 1E 1
2C 32B2
666 2G 11A6 4
2D
3EF1IP118
21
21146 23
16 I J1
3A 13
1C 113C 18
1M 1
EB BL I G 21
21
5 4
MC C1G 3
3D 181B 6
3D 719
3D 6A
3B
15 IP3 W± R
W± R
W± R
W± RW
R±L(
*1)
W(
*2)
Y
R± B(
*1)
Y(
*2)
B±O
B± O B±O B± O B±O
B±W
W± RWB
W W
B±O
W±B
L±B L±B
W± B W± B W± B W±BW±R
L±B
R±L G±R R±LW± G
B± W
B±O
B±W
W± G
B± O
B±W
G±R
G±R
G±R
L±B
W
Y G±RB±O
W
Y
W± R
B±Y
B±W
30A
AM215A
EF I7. 5A
IGN
40A
AM1
100A ALT
I12
IGNITION SW
FUSE BOXEFI MAIN
RELAY
I4
INJECTOR NO. 1
I6
INJECTOR NO. 3CI RCUI T OP E NI NG
RE L AY From º STARTERº
Fuse< 2±1>10A
GA U GE
J2
JUNCTION
CONNECTOR
5 BX1
W± B4 BX1L±B
I5
INJECTOR NO. 2
I7
INJECTOR NO. 4
F15
FUEL PUMP FL MAIN
2. 0L
BATTERY
Front right
f enderUnder the
left quarter
pillarInstrument
panel brace
LH
(
C ont. next pa ge)
16 11 10 9 8 5 4 3 2 1 1213146 7 15 109 8 7 6 5 4 3 2 1 ABGRAYMAL FUNCT I ON I NDI CA TOR L AMP
(
CHECK ENGI NE WARNING LIGHT)
[COMB. METER] B
L±B
2H 2
1
2 2
191D
IP19
W± R
B± O
W± R W± BW±R
IP14
B±O
Engine Control(
5S±FE A/T and California M/T)
Power Source
Y
(
*2)W
(
*2)(
*1) R±L
R±B
(
*1)R±L(
*1)
R±B(
*1) *1 : California
*2 : Ex. California
MA LF UNCTI ON
INDICATOR LAMP
(
CHECK E NGI NE
WARNING LIGHT)
[COMB. METER]
B1A
1BF1 0 A , F16 B
C9 C10C9 A , C10 B
11 A F10 BF1 6 FUSE BOX
3 5(
Ex. California M/T)
B± W

5
678
4CAMRY(
C ont' d)
2 1
1 21G 6
3D 5
1E 53C5 1A 14 11IP1
12 IP3
11C 12C 13C 1C 22C 2C 21C 10C 9C 4C
5C 24A10 A 9 A 7 A 8 A16 B
8B 14B 15B 7B6B
19 I P3 1 IP1 13 IP3 15 IP12 3 12
3A 20A
EC 916 8 7215 1 21712 8 9 13 15 4 12 1
2 1
2 1
1234321
4B 3B 10B 9B 2B 1B 11B 12B
13 B 5 B 14 A 4 A 5 A 17 A 18 A 13 A 26 A
ED EC1
2 1 B±W
W±G
B±O B±O B±O
G±R
B±O
B±O
B±O
B±O B±O B±W
B± O
B± O
G± Y
G±R
LG
B±R
W± L
B±W
B±WW± G
B±W
G G B±R
LG±B
B± Y
V± Y
G± W
W±R
W
BR R± W
G± W
GR
BR± BR±B G±R
G±R
R±W
G± W
Y±G
BR± B
L±B
B±O
G±R
BR±B
GR
G± W
R±W
R± L
W BR
R±G
WW
R± L
BR
WR± L
BR
W BR
G±R
G±R
G±R
L±B
W
Y
R
L
B
Y
W± B
W± B W± B
W± B
R±L OX1 OX2 E1 KNKNE
NE +G2
NE±G±
G±(
*1)
(
*2)E01 E02
TSE2 PIM VC
IDL VTA VC PIM E2 THG THA THW E2 1 IGT IGF B/K SPD ACA ACT ELS NS W BATT FPU ISCV ISCC ISCO +B1 +B STA
OX 1 OX2 VF1 TE2 TE1 TT W B FP TT TE1 TE2 ENG W
ECT W#40VFTE2TE1TT
LG
L±B
GR
BR
B± Y
B
L BR
RBR
BR
BR
BRBR BR BR BR
I1
IDLE AIR CONTROL
VALVE(
I SC VAL VE)
V1
VSV
(
for A/C Idle±Up)
V3
VSV(
for Fuel Press ure Up)
(
*4)
(
*3)
D6
DIODE
(
f or I dle±Up)
Fr om Ignit er
<2±3>From Stop Light
SW< 8±2> < 9±2> To Combinat ion Met er
< 33±2> To A/C Amplifier
<35±4><36±5> To A/C Amplifier
<35±4><36±5>From º TAILº
Fuse<16±2><17±2>
E4
ENGI NE COOL ANT TEMP. SENSOR
(
EF I WATER TEMP. SENSOR)
I10
I NTAKE AIR TEMP. SENSOR
(
IN±AIR TEMP. SENSOR)
E1
EGR GAS TEMP. SENSOR
M1
MANIFOLD ABSOLUTE
PRESSURE SENSOR
(
VACUUM SENSOR)T1
THROTTL E
POSITION SENSOR
Intake
manif old LH K1
KNOCK
SENSORFrom Distributor
< 2±3>
O2
OXYGEN SENSOR
(
Sub) O3
OXYGEN SENSOR
(
Main) Fr om Ignit er
<2±3>To O/D Ma i n
SW< 7 ±5 >
D1
DA TA LI NK CONNECTOR 1
(
CHECK CONNECTOR) D3
DATA LINK CONNECTOR 2(
TDCL)12345 7 891011
12
14 15 16 17 1822 6
19 20 21 13CDARKGRAY ENGI NE CONT ROL MODULE(
ENGINE AND
EL ECTRONI C CONTROLL ED TRANSMI SSI ON ECU)
DARK GRAY
DA RK GRA Y A
B
B±O
(
SHI ELDED)
(
SHI EL DED)
E2
VC
VTA
IDL
1234 67891011
14 15
16 17 1824 512
25 26
20 19 21 22 2313 12345678
16 15 14 13 12 11 10 9
Intake manifold RH 19BIG±
4
Y± BTC
To Cr ui se
Control ECU< 24±2>
To Cen ter
Airbag Sens or
Assembly< 23±4>
To ABS ECU
< 25±3> < 26±3>From SRS
Warning Light
[COMB. METER]
< 23±4>
Intake manifold
RH11
LG±RTC
5
B±YAB
14
G±BABSFrom ABS ECU
< 25±2> < 26±3> To Center
Airbag Sens or
Ass embly< 23±4>
To ABS ECU
<25±2><26±3>
3
G±R(
*3)
(
*4)
3B 43C 191A 151M 6G±W G±W
19 IP1
EDIP3163D 123D 3E1
W±B W±B
W± B
Intake
ma n i f o l d L H3
AB
12
B± Y From SRS
Warning Light
[COMB. METER]
< 23±4>
A/D
10G± L Fro m Crui s e
Cou t r o l E CU
< 24±3>
1P
From º MIR±HTRº
Fuse<24±4><28±1>
(
SHIELDED)
(
SHIELDED) C 14FC
G±R
A 12#10W
A 11#20Y
A 25#30R±L
(
*1) (
*1)
(
*2) V2
VSV(
for EGR System)
2
1G23 A
EGR B±O
B±O
(
*1)(
*1)
Engine Control(
5S±FE A/T and California M/T)
*4: Ex.
*3 *3: forCanadainTMMMade
R± L(
*1)
R±B(
*1)ENGINE CONTROL MODULE(
ENGI NE ECU)(
M/ T)
E1 1 A , E12 B , E1 4 C(
A/ T)
E7
(
M/T)
E12(
A/ T)
E1 0
G1
G+ (
Ex. California M/T)
(
M/T)
E11 A DARK GRAY(
A/T)
E8 B DARKGRAY
(
M/T)
E14 C DARK GRAY
A E7 , E8 B , E10 C ENGINECONTROL MODULE(
ENGI NE AND E LE CT RONI C CONTROL LE D TRANS MI SS I ON E CU)(
A/T)
(
A/T) (
A/ T)
(
A/T)To Cru i se
Co nt r ol ECU
< 24±2>L
L
R
3E1
G± O
To ABS ECU
<25±3><26±3>
*1 : California
*2 : Ex. Califor nia

OVERALL ELECTRICAL WIRING DIAGRAM
1
234
5CAMRY
4ACC
IG1
ST1
IG2
ST2 AM1 2
9 10 AM2
2 1
2 1
2 1
2 1
6412G 12H21G8
1G 92D 2
661A 6
2B 2
1E 14
2D12 IP3
IP19
3EF1
EB BL1C 113A 13
3C 18
1M 116 IJ1
BX14
BX15
5 4
M21
21
21
EC 15 IP3 2C 3
ACCAAA CBBBBBA A A A C C C C B B
C A AAA BB B CABB
EC ED1 11IP1
19 IP3 13 IP3C1G 3
3D 5
3D 18
3D 7 3C 51B 6
666
21 A
B
W±R W W W B
W± B
B±Y
B± O
W± RB±O
W± B
B± O B± O B±O B±O
B±O
G± Y
G±R
LG
LG
L±B
G±R
BR
B± Y
R
B
L
B± R
G± R
R
L
B
Y V±YW W± R
W± B W± BR± L
WW
BR
W± B
W± BY± G
G±W
R±W W G±R R± W G±WGR B± OL±B W± R W± R W± R
Y W±B W±B W±BB±W
B±O
BR BRW± L
BR
BR
BR
BR
R
R
G
P
R± L
GR
G± W
R±WY W G±R
W± G
BW± R W
Y W± R W± R L±B
L±B
W± BL±B B±OB± OBR BR BR BR
G±R
G±R R±W
G±W
GRB±Y
BR
R± L
271
10 9
1216
4313 2963 128
8 2 1
15 2 13 9 8 12 1
3417185
11 22 32613 15 6 8 7
1412123432 1
2
13
32 I12
IGNITION SW
100A ALT
FUSE BOX
30A
AM215A
EFI7. 5A
IGN
EF I MAI N REL AY
I1
I DLE AIR CONTROL
VALVE(
I SC VALVE)
V1
VSV(
for A/C Idle±Up) CIRCUIT OPENING
RE LA Y
E4
ENGINE COOLANT TEMP. SENSOR
(
EFI WATER TEMP. SENSOR)
I10
I NTAKE AIR TEMP. SENSOR
(
IN±AIR TEMP. SENSOR)
E1
EGR GAS TEMP. SENSOR BATTERYF15
FUEL PUMPI7
INJECTOR
NO. 4 I5
INJECTOR
NO. 2 I6
INJECTOR
NO. 3 I4
INJECTOR
NO. 1
D 1 DATA LINK CONNECTOR 1
CHECK CONNECTOR)D3DATALINK
CONNECTOR 2(
TDCL)
O2
OXYGEN SENSOR(
Sub)
K1
KNOCK SENSOR
E1 FP B TE1 TE2 VF1 W OX2TE1 TE2 ENG W STA +B +B1 ISCO ISCC ISCV
BATTE21 THW THA THG E2 PIM VC ACT ACA ELS W NE+ NE± G±
FC # 10 TE1 TE2 VF OX1 KNKOX2E01
E02 IGFIGT
SPD E2 PIM VC M1
MANIFOLD
ABSOLUTE
PRESSURE
SENSOR(
VA CCUM
SENSOR)T1
THROTTL E
POSI TI ON
SENSOR
D6
DI ODE(
for Idle±Up)
MAL FUNCT I ON
INDICATOR LAMP
(
CHE CK ENGI NE
WARNING LIGHT)
[COMB. METER]
10A
GA UGE J2
JUNCTION
CONNECTOR
Fr om Dist ributor
<2±3>
Fr om º TAILº
Fuse<16±2><17±2>
Fr om Ign it er
<2±3>
To Combination Meter
< 33±2>L±B G±R
G±R
FL MAIN
2. 0LB±O B±O
(
*1)
132 51
2
Under
the left
quar ter
pillar Instrument
panel
brace LH Front left
f enderIntake manifold
RH10
2 5 11TC ABTC AB
LG±R
Y± B G± L To Cru i se
Contr ol ECU< 24±2>
To ABS ECU
< 25±3> < 26±3>
To Cen ter
Air bag Sensor
As sembl y
< 23±4>From STARTER Fuse
< 2±1>
Fr om SRS War ning
Light[ COMB. METER]
< 23±4> From Cent er Airbag
Sensor Assembly< 23±4>
From ABS ECU
<25±2><26±3>
16TSR±G
To ABS ECU
< 25±3> < 26±3>
Intake
ma n i f o l d
LH Intake
manif old
RH 91D
18
IP1
W±R W± R
B10 12
B
IDL VT A
B± Y LG±B
To A/C
Amplifier
< 35±4> < 36±5>
21C
R± L3D 19
G±RG±R(
*2)
*2: TMCMade
11 IP1
B± O
19 IP1
7
40A AM1
6A
3
B
3
3D
3D 12
16 IP3
ED 12B± Y
14G± B
A/DFr om Cru i se
Contr ol ECU< 24±3>
From ABS ECU
< 25±2> < 26±3>
Intake
man if ol d
LH ABS
3BR
BR BRE1 E2
VC
VTA
IDL
3P
From º MIR±HTRº
Fuse< 24±4>
< 28±1>
(
*1)
Engine Control(
5S±FE Ex. A/T and California M/T) Power
Source
EGRAGV2
VSV(
for EGR Syst em)231 2B± O
B± O
G±R(
*3) R± W
A #20
25
L±B W± B
W
Y
B±Y Fro m SRS
Warning Light
[COMB. METER]
< 23±4>
*3: TMMMade
E NGI NE CONTROL MODUL E(
ENGI NE ECU) B±O
W± G W± B15B
1B
F10 A , F1 6 B
4IP1 B±W
C9 A ,C10 B
11
E1 1 A , E14 C,E12 B *1 : SHI ELDEDFor the connec tor s of t he part s listed below, s ee t he next page.
*Fus e Box
*Engine Control Module(
Engine ECU)
*Malfanc tion Indic ator Lamp(
Check Engine Warning Light)
IGG+
L
L To Cruise Control ECU
< 24±2>
B±W
O3
OXYGEN SENSOR(
Main)
1W
(
*1)
BR BR BRA
24E1BR
W(
*1)
4
R±L
4 OX 1
From Igniter
<2±3>B19IG
(
Cont. next page)

5
678
5CAMRY(
C ont' d)
ENGI NE CONT ROL MODULE(
ENGINE ECU)
12345678
16 15 14 13 12 11 10 9BDARKGRAY E1 2
6 4 3 2 1
12 115
910 8 7 E11
1234 67891011
14 15
16 17 1824 512
25 26
20 19 21 22 2313 ADARKGRAYF1 0 AFUSE BOX
E 14 C DA RK GRA Y F16 B
AMALFUNCTION I NDICATOR LAMP
(
CHECK ENGINE WARNI NG LIGHT)
[COMB. METER]
16 11 10 9 8 5 4 3 2 1 1213146 7 15 109 8 7 6 5 4 3 2 1B C9 C10
Engine Control(
5S±FE Ex. A/T and California M/T)
1 1

1
234
27 CAMRY
4ACC
IG1
ST 1
IG2
ST 2 AM13
2
AM2
1G 91G 3
3C 16
1E 11A 71L1
3A 15
3EF17IP213 II2
8EC1
12
ECEB BL2H 2 1G 10
1C 1 1L 92G 2
1H 6
1 I G1 2 I G1B
B
From Radio and Player
<30±1><32±2>
BWWW
B
L
W± R B ± R B ± R
B±R B±R B±R
L±R
RRP±L
B B±Y BR
Y±L
Y
L±Y
L±W
L±R
W±B W±B
B± R
P±LB±R
P± LL±R L±R
P±L
B±Y
4231098
143 651
56 2
12
C C
L±R
E IG ACC
ANT AMPB IGB
HP TH+ TH± SOL±
A21
AUTO ANTENNA MOTOR AND RELAYJ3
JUNCTION
CONNE CTOR
A2
A/ C SI NGL E
PRESSURE SW E5
ENGINE COOLANT
TEMP. SENSOR
(
WATER TEMP. SENSOR)
(
for Cooling Fan) I12
IGNITION SW
100A ALT
C1 4
COOLI NG F AN ECU15A
ECU± I G
TAC I DL
ESOL+
FL MAIN
2. 0L
BATTERYS1
SOLENOID VALVE
(
for Hydraulic Motor)15A
CIG/RADIO20A
DOME
40A
AM1
FUSE BOX
L±W
L±W
To Data Link Connector 1
(
Check Connector)
< 3±2>
9II2L±R B
B
Int ake manifold RH Front left
f enderUnder the left
quarter pillar 1 2
9IG1 10IG1
3
2
W± B
J5
JUNCTION
CONNECTOR
BR
From Engine Contr ol Module
(
Engine and Elec tronic
Controlled Tr ans miss ion
ECU)
<3±8>
Power
SourceElectronically Controlled
Hydraulic Cooling Fan(
1MZ±FE)Auto Antenna(
W/G)
1B 1A
1CF1 0 A , F1 6 C,B (
5S±FE) (
1MZ±FE)
C F1 6B (
5S±FE)
F10A (
1 MZ± FE)
F10FUSE BOX
1 18IP1
BFrom Engine Contr ol Module
(
Engine and Elec tronic
Controlled Tr ans miss ion
ECU)
<3±7>

1
234
33 CAM RY
4ACC
IG1
ST1
IG2
ST2 AM1 2
AM2
1G 91G 3
1E 11B 6
3EF1
3D 6
1C 113C 1813 B 2C 1A 2A 11 A 16 B 4B 9B 6B 4A15 B
8A 7A 6A 8C 7C 11B 5A 4C 7B 9A 3C 12B14 1C 3A 10 A 5B 8B 3B
5IJ1 11IJ1 18IJ1
1 BX1 2 BX1 3 BX1 1 6 I P3 6 I P3 8 I P1 2IP3 11IP31D 13
3D 13
3D 121D 12
3A 10
F
F
EDIE1M 1
IG 11 4II13B 33C8 2
A 1
1C 8
1M 5 123 32
1B±Y
R± L R± L
BR
R±LR± Y
R± W
R± WV± Y
W± B W±B W±BR± W R± W R± W W±B W± B W± B R± Y R± YP LG
B(
*3) Y±GBR BR Y±L Y± R Y± R
Y± L
BR
BR BR BR BR
Y±G
B G± B
BY± L Y±R BWW
BR
I12
IGNI TION SW
100A ALT
BATTERY
10A
GAUGE
2 1
F1 5
FUEL SENDER V5
VEHICLE
SPEED SENSOR
(
SPEED SENSOR)
FUEL
FUEL
WATER
TEMP.
TACHO
ABS
SEAT BELT
CRUI SE
(
*5)
OIL
BRAKE
BULB
CHE CK See ABS Sy st e m
<25±3><26±3>
See Unloc k and
Seat Belt
War ning Sy stem
< 34±2>
Se e Cr ui se
Co nt r o l Sys t em
< 24±3>
See En gi ne
Con t r o l S ys t em
<3±3><4±4><5±4>
B2
BRAKE FLUID
LEVEL SW J2
JUNCTION
CONNECTOR
P3
PARKI NG
BRAKE SWJ2
JUNCTION
CONNECTOR
REAR LIGHT FUSE BOX
From Daytime Running
Light Relay< 10±2>
From ABS ECU< 25±4>
P2
PARKING
BRAKE SW See Stop Light
System
< 8±1> < 9±1>See Char ging
System< 2±4>
See Int erior Light
Sys tem< 10±3> < 11±2>
<13±2><14±4>
To O/D Main SW
< 6±5> < 7±5>O/D OFF
CHARGE
OPEN DOOR
METER
ILLUMINATION
POWER
TURN RH
TURN LH
SRS
HIGH BEAM Se e SRS Sy st em
< 23±3>
See Headlight System
< 8±4> < 10±3> O1
OI L P RE SS U RE SW
10 B
5IP3
1Y±B Y±B
See Headlight Syst em
<8±4><10±3> Se e SRS Sy st e m
< 23±3>See Turn Signal and
Hazard Warning Light
Syst em< 9±4> < 18±4> From Elect ronic Contr olled
Transmiss ion Patt ern
Select SW<6±4><7±4> See Illumination
System< 15±2> See Inter ior Light
System< 10±3> < 11±2>
< 13±2> < 14±4> See Char ging
System< 2±4>
Fr om º STARTERº
Fuse< 1±2> < 2±2> Fr om Engine Control Module
(
Engine and Electr onic
Cont rolled Transmission ECU)
<3±6><4±6><6±3><7±2>
Fr om Engine Control Module
(
Engine ECU)
<5±4>J1
JUNCTION
CONNECTOR
FL MAIN
2. 0L
13 9 8 7 6 5 4 3 2 1101112
16 11 10 9 8 5 4 3 2 112131467 1510 9 8 7 6 5 4 3 2 1
BAC
GRAY BLUE
COMBI NATI ON METERCOMBINATION METER
B *3: 5S±FE *2 : 1MZ± FE *1 : Canada
40A
AM1
(
US A)
Intake manifold
LHLeft kick
panel
See Illumination
System< 15±2>13 A
L±R
(
*4) (
*4) (
*4)
*4 : w/o A/T Indicator
D D
G±O G± O
(
*4) (
*4)
J2
JUNCTION
CONNECTOR
C
C
12 A
GIP3 14SPEED R± L
6
1D
22
3D
10
3BR±L
V±Y
B±W
*5 : Malfunction Indicator
Lamp(
Check Engine)
(
*4)
(
*4) (
*2) BR
(
*2)
A
ABR
(
*3)
Fr om Engine Cont rol
Module(
Engine and
Electr onic Controlled
Tr ans mis sion ECU)
<3±6>From Igniter
< 2±3>
B(
*2)
Power
SourceC o mb in a tio n M e te r
W
A
A
J7
JUNCTION
CONNECTOR
1
W2
WATER TEMP. SENDER
1B 1A
1C
F10 A , F16 C,B
C9C8
C8 A ,C10 C,C9 BC10
A (
1 MZ± FE)
F10FUSE BOX
1 C F1 61
Ins trument panel
brace LHB (
5S±FE)
F10FUSE BOX (
*2)
(
*3)3D10
V±Y
Fr om Cr uise
Control ECU< 24±2>
3D 83B12
R± W
R± Y
From Cruis e Contr ol
ECU< 24±3>