1994 TOYOTA CAMRY ignition

52
POWER SOURCE (Current Flow Chart)
The chart below shows the route by which current flows from the battery to each electrical source (Fusible Link,
Circuit Breaker, Fuse, etc.) and other parts.
The next page and following pages show the parts to which each electrical source outputs current.
Starter Battery
FL MAIN 2.0L30A AM2Ignition SW
(AM2)
Headlight Relay
(Point Side)
40A DEFOG 100A ALTGenerator
(Alternator) 7.5A SRS
Taillight Relay
(Coil Side) 40A MAIN
(Canada) 7.5A OBD
7.5A ALT±S
10A HAZ
10A HORN
15A ECU±B
15A EFI
20A DOMEHeadlight Relay
(Coil Side)
60A ABS 15A STOP
40A HEATER
Taillight Relay
(Point Side)
Engine Main
Relay (Point Side)
15A TEL
Daytime Running
Light Relay No. 2
(Coil Side)
Daytime Running
Light Relay No. 2
(Point Side)Starter Relay
(Point Side)
(5S±FE)
30A POWER
40A AM1
Daytime Running
Light Relay (Main)
15A HEAD (UPR±LH)
15A HEAD (UPR±RH)
[LOCATION](1): J/B No. 1 (See page 20)(2): J/B No. 2 (See page 19)
(3): R/B No. 1 (See page 20)(7): R/B No. 7 (See page 19) 2022
25
27

53
Integration Relay 7.5A IGN
Daytime Running
Light Relay (Main)
Ignition SW
(AM1)(USA)
Starter Relay
(Coil Side) 10A MIR HTRABS Actuator
Light Control SW
[Comb. SW]15A HEAD (LH)
10A A/CABS ECU ABS Actuator
and ECU(TMM Made)
ABS Relay
Integration
Relay
Defogger Relay
(Point Side)
Heater Relay
(Point Side)
15A TAIL
Power Main Relay
(Point Side)Clutch Start
SW Light Control SW
[Comb. SW]
* 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.
(Canada)
Dimmer SW
[Comb. SW]
30A RDI FAN
30A CDS FAN15A HEAD (RH)
7.5A DRL
15A HEAD (LWR±LH)
15A HEAD (LWR±RH)
(Canada)
10A STARTER
Starter
(M/T)
(A/T)
Park/Neutral
Position SW
(Neutral Start SW)
Engine Control
Module (Engine and
Electronic Controlled
Transmission ECU)
7.5A TURN
10A GAUGE
15A ECU±IG
15A CIG/RADIO
20A WIPER (TMC Made) ABS Relay
(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

57
E10 80
98
204 80
90
98
236 184
F376 144
148126
246252
Engine Control Module (Engine
and Electronic Controlled
Transmission ECU)
High Mount Stop Light
Heated Oxygen Sensor (Bank 2
Sensor 1) (1MZ±FE)
Idle Air Control Valve (ISC Valve)
Igniter
Ignition Coil
Injector No. 1
F4 F5 F6 F7 F8 F9 F15 G2 G3 G4 H1 H2 H3 H4 H5 H6 H7 H8 H9 H10 H11 H12 I1 I2 I3 I4 90
198144
148144
148144
14811 4
11 811 4
11 8126 126 104 106 104 106 104 106 104 106 173 17311 4
11 8
12680120
12480 8080
90
9868
8072
98
23672 80
Heated Oxygen Sensor (Bank 1
Sensor 1) (1MZ±FE) Heated Oxygen Sensor (Bank 1
Sensor 2) Air Vent Mode Control SW (for
Lever Control SW Type) Heater Control SW (for Push
Control SW Type) Hazard SW Horn RH
Horn LH Front Clearance Light LH
Front Clearance Light RH
Front Side Marker LH
Front Side Marker RH
Front turn Signal Light LH
Front turn Signal Light RH
Front Wiper Motor
Fuel Pump and Sender
Generator (Alternator)
Glove Box Light
Glove Box Light SW
Headlight Hi LH (USA)
Headlight Hi LH (CANADA)
Headlight Hi RH (USA)
Headlight Hi RH (CANADA)
Headlight Lo LH (USA)
Headlight Lo LH (CANADA)
Headlight Lo RH (USA)
Headlight Lo RH (CANADA)
(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

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

59
11 8
180
186
22480
J5 J6 K3
120
124
144
148168 198130
138
168168120
124
182
192198
204
210
214236
Junction Connector (W/G)
Junction Connector (1MZ±FE)
Key Interlock Solenoid
License Plate Light
Light Failure Sensor
Luggage Compartment Light
Luggage Compartment Light SW
Moon Roof Control RelayMoon Roof Control SW and Personal
Light (w/ Moon Roof) (EX. W/G)Moon Roof Limit SW (EX. W/G)
Moon Roof Motor (EX. W/G)
Mass Air Flow (Air Flow Meter)
(1MZ±FE)
Noise Filter (for Ignition System)
Oil Pressure SW
O/D Main SW and A/T Indicator
Light (Shift Lever)
Park/Neutral Position SW
(Neutral Start SW) (A/T)
Parking Brake SW (for 1MZ±FE)
Parking Brake SW (for 5S±FE)
J7 L1 L2 L4L3 M2 M3 M5M4 M6 N1 N2 N3 O1 O5 P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 P12
Junction Connector (1MZ±FE)
Noise Filter (for Stop Light)
Noise Filter (for Stop Light)
Power Seat Control SW
Power Seat Motor
(for Front Vertical Control)
Power Seat Motor
(for Rear Vertical Control)
Power Seat Motor
(for Slide control)
Power Seat Motor
(for Reclining Control)
Power Window Control SW Front
RH
Power Window Control SW Rear
LH (EX. C/P)
Power Window Control SW Rear
RH (EX. C/P)
Power Window Master SW and
Door Lock control SW LH
182 144130
134
138
140130
134
138
140168 80 80120
124
182
192198
204
210
214126
198
204 68
72
152
198
204236 236 180 180 180 180 180 156 156 156156
160
(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

65
E7 E6
21
7521
12 1E4
1E2
1G10
1G3
1G8 4
103
2
7
9 AM2 AM1ACC
IG1
ST1
IG2
ST2
EB IG 5
5 11M1
1C10 W
W
W
W±R
W±B
B±R
WB±R
B±R
WW
W
WW±B W
W
P±L
B±Y
B±O B±W
W
W±B
W±B
15A STOP
7. 5A SRS
15A TAIL
TAILLIGHT
RE LA Y
POWER MAIN
RELAY
DEFOGGER
RE LA Y
15A CIG/RADIO
15A ECU±IG
20A WIPER
10A GAUGE
7. 5A TURN
15A HEAD(
LW R±RH)
15A HEAD(
LWR±LH)
7. 5A DRL B±R
TO STARTER
3412 53
12
53
53
W±B
IGNITION SW I12
7 5R±W
R
W±R 1A7
EB11TO DOOR LOCK
CONTROL RELAY
10A MIR HTR
7. 5A IGN
10A STARTER
54 B±R
IP1172130A POWER
1240A DEFOG
E10 : 1MZ±FE
E20 : 5S±FE

66
POWER SOURCE
TAILLIGHT RELAY5±3 : CLOSED WITH LIGHT CONTROL SW AT TAIL OR HEAD POSITION
CLOSED WITH ENGINE RUNNING AND PARKING BRAKE LEVER RELEASED (CANADA)
ENGINE MAIN RELAY4±5 : CLOSED WITH IGNITION SW AT ON OR ST POSITIONHEADLIGHT RELAY2±1 : CLOSED WITH LIGHT CONTROL SW AT HEAD POSITION OR DIMMER SW AT FLASH POSITION
CLOSED WITH ENGINE RUNNING AND PARKING BRAKE LEVER RELEASED (CANADA)
I12
IGNITION SW 4±3 : CLOSED WITH IGNITION KEY AT ACC OR ON POSITION
10±9, 4±2 : CLOSED WITH IGNITION KEY AT ON OR ST POSITION
: PARTS LOCATION
CODESEE PAGECODESEE PAGECODESEE PAGE
F10A28F17E28 (1MZ±FE), 30 (5S±FE)I 233F10B30F18D28 (1MZ±FE), 30 (5S±FE)
F16C28 (1MZ±FE), 30 (5S±FE)G 128 (1MZ±FE), 30 (5S±FE)
: RELAY BLOCKS
CODESEE PAGERELAY BLOCKS (RELAY BLOCK LOCATION)
125R/B NO. 4 (LEFT KICK PANEL)
425R/B NO. 4 (RIGHT KICK PANEL)
526R/B NO. 5 (ENGINE COMPARTMENT LEFT)
727R/B NO. 7 (NEAR THE BATTERY)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODESEE PAGEJUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1A
1C
1E20COWL WIRE AND J/B NO. 1 (INSTRUMENT PANEL LEFT)
1G
20COWL WIRE AND J/B NO. 1 (INSTRUMENT PANEL LEFT)
1M
2B22ENGINE ROOM MAIN WIRE AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
2C22ENGINE WIRE AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
2E22ENGINE ROOM MAIN WIRE AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
2F22COWL WIRE AND J/B NO 2 (ENGINE COMPARTMENT LEFT)2G22COWL WIRE AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
2H22ENGINE WIRE AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
3A24COWL WIRE AND J/B NO 3 (BEHIND COMBINATION METER)3C24COWL WIRE AND J/B NO. 3 (BEHIND COMBINATION METER)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODESEE PAGEJOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
EB138 (1MZ±FE)ENGINE ROOM MAIN WIRE AND RELAY WIREEB140 (5S±FE)ENGINE ROOM MAIN WIRE AND RELAY WIRE
EC138 (1MZ±FE)ENGINE WIRE AND ENGINE ROOM MAIN WIREEC140 (5S±FE)ENGINE WIRE AND ENGINE ROOM MAIN WIRE
EF138 (1MZ±FE)EF140 (5S±FE)ENGINE WIRE AND COWL WIREIP144
ENGINE WIRE AND COWL WIRE
IP344
: GROUND POINTS
CODESEE PAGEGROUND POINTS LOCATION
EB38 (1MZ±FE)FRONT LEFT FENDEREB40 (5S±FE)FRONT LEFT FENDER
IG42INSTRUMENT PANEL BRACE LH
: SPLICE POINTS
CODESEE PAGEWIRE HARNESS WITH SPLICE POINTSCODESEE PAGEWIRE HARNESS WITH SPLICE POINTS
E638 (1MZ±FE)E1438 (1MZ±FE)E 640 (5S±FE)ENGINE ROOM MAIN WIREE15ENGINE WIRE
E738 (1MZ±FE)ENGINE ROOM MAIN WIREE2040 (5S±FE)ENGINE WIRE
E 740 (5S±FE)E23
40 (5S FE)
E1038 (1MZ±FE)ENGINE WIREI 244COWL WIRE
SERVICE HINTS

68
STARTING AND IGNITION (1MZ±FE)
A
AM1
AM2 104
7
9 ACC
IG1
ST1
IG2
ST2
EF1 3EF1 1 1 2G 1
1
2H 2
IG M
B 1
B1
B±RB±R
B±R B±O B±WB±O
B
BWW
W±RW
B±R B±R
W±B
B
B±W B
W±B W±B
B±W
IGNITION SW
52 31
B±W 100A ALT
FUSE BOX
30A
AM210A
STARTER
STARTER
RELAY
PARK/NEUTRAL POSITION SW
(
NE UTRA L START SW)
STARTER BATTERY FL MAIN
2. 0L
S3 , S4 I12
P1
AP
N5
6
B
A 1
B 1
B F10 , F16A
E10 17 2C52F12C2
TO CIRCUIT OPENING
RELAY TO ENGINE CO NTROL
MODULE(
ENGINE AND
ELECTRONIC CONTROLLED
TRANSMISSION ECU)B±W
B±W
5
4 40A
MAIN
IP1
B±W
1E 51G 6
1C 113C 6
1M 13C 18
3C 2
3D 2 3B 20
1G 9
1E 140A
AM1 2
1