combination TOYOTA CAMRY 1994 XV10 / 4.G Wiring Diagrams Workshop Manual

15
ABBREVIATIONS
ABBREVIATIONS
The following abbreviations are used in this manual.
ABS = Anti±Lock Brake System
ACIS = Acoustic Control Induction System
A/C = Air Conditioning
A/T = Automatic Transmission
COMB. = Combination
C/P = Coupe
ECU = Electronic Control Unit
EFI = Electronic Fuel Injection
EGR = Exhaust Gas Recirculation
ESA = Electronic Spark Advance
Ex. = Except
FL = Fusible Link
IAC = Idle Air Control
ISC = Idle Speed Control
J/B = Junction Block
LH = Left-Hand
MFI = Multiport Fuel Injection
M/T = Manual Transmission
O/D = Overdrive
R/B = Relay Block
RH = Right±Hand
RPM = Engine Speed
S/D = Sedan
SFI = Sequential Multiport Fuel Injection
SRS = Supplemental Restraint System
SW = Switch
TEMP. = Temperature
VSV = Vacuum Switching Valve
W/G = Wagon
w/ = With
w/o = Without
*The titles given inside the components are the names of the terminals (terminal codes) and
are not treated as being abbreviations.

[J/B No. 3 Inner Circuit]
24
RELAY LOCATIONS
: J/B No. 3Behind Combination Meter(See Page 18)

32
ELECTRICAL WIRING ROUTING
Position of Parts in Instrument Panel
A 10 A/C Amplifier C 12 Combination SW
A 11 A/C Evaporator Temp. Sensor C 13 Combination SW
A 12 A/C SW C 14 Cooling Fan ECU
A 13 ABS ECU C 15 Cruise Control Clutch SW (M/T)
A 14 ABS ECU C 16 Cruise Control ECU
A 15 Airbag Squib (Steering Wheel Pad)
A 16 Air Inlet Control Servo Motor D 3 Data Lik Connector 2 (TDCL (Toyota Diagnostic
A 17 Air Vent Mode Control Servo Motor Communication Link))
A 18 Ashtray Illumination D 4 Daytime Running Light Relay (Main)
A 22 Airbag Squib (Front Passenger Airbag Assembly) D 5 Diode (for Cruise Control)
D 6 Diode (for Idle±Up)
B 3 Back Door Lock Control SW D 7 Diode (for Courtesy)
B 4 Blower Motor D 8 Door Lock Control Relay)
B 5 Blower Resistor D 24 Date Link Connector 3
B 6 Blower SW D 25 Diode (for Tension Reducer)
B 7 Buckle SW LH (w/ Power Seat)
B 8 Buckle SW LH (w/o Power Seat) E 6 Electronic Controlled Transmission Pattern Select SW
B 10 Buckle SW RH E 7 Engine Control Module (Engine and Electronic
Controlled Transmission ECU) (A/T)
C 3 Center Airbag Sensor Assembly E 8 Engine Control Module (Engine and Electronic
C 4 Cigarette Lighter Controlled Transmission ECU) (A/T)
C 5 Cigarette Lighter Illumination E 9 Engine Control Module (Engine and Electronic
C 6 ClockControlled Transmission ECU) (A/T)
C 7 Clutch Start SW (M/T) E 10 Engine Control Module (Engine and Electronic
C 8 Combination Meter Controlled Transmission ECU) (A/T)
C 9 Combination Meter E 11 Engine Control Module (Engine ECU) (M/T)
C 10 Combination Meter E 12 Engine Control Module (Engine ECU) (M/T)
C 11 Combination Meter E 14 Engine Control Module (Engine ECU) (M/T)

34
ELECTRICAL WIRING ROUTING
Position of Parts in Body
[Sedan]
A 19 ABS Speed Sensor Rear LH L 3 Luggage Compartment Light
A 20 ABS Speed Sensor Rear RH L 4 Luggage Compartment Light SW
A 21 Auto Antenna Motor and Relay
M 2 Moon Roof Control Relay
D 10 Door Courtesy Light Front LH M 3 Moon Roof Control SW and Personal Light (w/ Moon
D 11 Door Courtesy Light Front RH Roof)
D 12 Door Courtesy SW Front LH M 4 Moon Roof Limit SW
D 13 Door Courtesy SW Front RH M 5 Moon Roof Motor
D 14 Door Courtesy SW Rear LH
D 15 Door Courtesy SW Rear RH P 9 Power Window Control SW Front RH
D 16 Door Key Cylinder Light and SW P 10 Power Window Control SW Rear LH
D 17 Door Key Lock and Unlock SW LH P 11 Power Window Control SW Rear RH
D 18 Door Key Lock and Unlock SW RH P 12 Power Window Master SW and Door Lock Control SW
D 19 Door Lock Control SW RH LH
D 20 Door Lock Motor and Door Unlock Detection SW Front P 13 Power Window Motor Front LH
LHP 14 Power Window Motor Front RH
D 21 Door Lock Motor and Door Unlock Detection SW Front P 15 Power Window Motor Rear LH
RHP 16 Power Window Motor Rear RH
D 22 Door Lock Motor Rear LH
D 23 Door Lock Motor Rear RH R 8 Rear Combination Light LH
R 9 Rear Combination Light LH
F 11 Front Door Speaker LH R 10 Rear Combination Light RH
F 12 Front Door Speaker RH R 11 Rear Combination Light RH
F 13 Front Tweeter (Speaker) LH R 12 Rear Speaker LH
F 14 Front Tweeter (Speaker) RH R 13 Rear Speaker RH
F 15 Fuel Pump and Sender R 16 Rear Window Defogger (+)
R 17 Rear Window Defogger (±)
H 10 High Mount Stop Light R 20 Remote Control Mirror LH
R 21 Remote Control Mirror RH
I 14 Interior Light
V 8 Vanity Light LH
L 1 License Plate Light V 9 Vanity Light RH
L 2 Light Failure Sensor

35
Position of Parts in Body
[Coupe]
A 19 ABS Speed Sensor Rear LH M 2 Moon Roof Control Relay
A 20 ABS Speed Sensor Rear RH M 3 Moon Roof Control SW and Personal Light
A 21 Auto Antenna Motor and Relay (w/ Moon Roof)
M 4 Moon Roof Limit SW
D 10 Door Courtesy Light Front LH M 5 Moon Roof Motor
D 11 Door Courtesy Light Front RH
D 12 Door Courtesy SW Front LH P 9 Power Window Control SW Front RH
D 13 Door Courtesy SW Front RH P 12 Power Window Master SW and Door Lock Control
D 16 Door Key Cylinder Light and SW SW LH
D 19 Door Lock Control SW RH P 13 Power Window Motor Front LH
D 26 Door Lock Motor, Door Unlock Detection SW P 14 Power Window Motor Front RH
Door Key Lock and Unlock SW LH
D 27 Door Lock Motor, Door Unlock Detection SW R 8 Rear Combination Light LH
Door Key Lock and Unlock SW RH R 9 Rear Combination Light LH
D 28 Door Lock Control SW LH (w/o Power Window) R 10 Rear Combination Light RH
R 11 Rear Combination Light RH
F 11 Front Door Speaker LH R 12 Rear Speaker LH
F 12 Front Door Speaker RH R 13 Rear Speaker RH
F 13 Front Tweeter (Speaker) LH R 16 Rear Window Defogger (+)
F 14 Front Tweeter (Speaker) RH R 17 Rear Window Defogger (±)
F 15 Fuel Pump and Sender R 20 Remote Control Mirror LH
R 21 Remote Control Mirror RH
H 10 High Mount Stop Light
T 2 Tension Reducer Solenoid LH
I 14 Interior Light T 3 Tension Reducer Solenoid RH
L 1 License Plate Light V 8 Vanity Light LH
L 2 Light Failure Sensor V 9 Vanity Light RH
L 3 Luggage Compartment Light
L 4 Luggage Compartment Light SW

36
ELECTRICAL WIRING DIAGRAM
Position of Parts in Body
[Wagon]
A 19 ABS Speed Sensor Rear LH F 13 Front Tweeter (Speaker) LH P 11 Power Window Control SW Rear
A 20 ABS Speed Sensor Rear RH F 14 Front Tweeter (Speaker) RH RH
A 21 Auto Antenna Motor and Relay F 15 Fuel Pump and Sender P 12 Power Window Master SW and
Door Lock Control SW LH
D 10 Door Courtesy Light Front LH H 10 High Mount Stop Light P 13 Power Window Motor Front LH
D 11 Door Courtesy Light Front RH P 14 Power Window Motor Front RH
D 12 Door Courtesy SW Front LH I 14 Interior Light P 15 Power Window Motor Rear LH
D 13 Door Courtesy SW Front RH P 16 Power Window Motor Rear RH
D 14 Door Courtesy SW Rear LH L 1 License Plate Light
D 15 Door Courtesy SW Rear RH L 2 Light Failure Sensor R 8 Rear Combination Light LH
D 16 Door Key Cylinder Light and SW L 3 Luggage Compartment Light R 9 Rear Combination Light LH
D 17 Door Key Lock and Unlock SW LH L 4 Luggage Compartment Light SW R 10 Rear Combination Light RH
D 18 Door Key Lock and Unlock SW RH R 11 Rear Combination Light RH
D 19 Door Lock Control SW RH M 2 Moon Roof Control Relay R 12 Rear Speaker LH
D 20 Door Lock Motor and Door Unlock M 3 Moon Roof Control SW and R 13 Rear Speaker RH
Detection SW Front LH Personal Light (w/ Moon Roof) R 16 Rear Window Defogger (+)
D 21 Door Lock Motor and Door Unlock M 4 Moon Roof Limit SW R 17 Rear Window Defogger (±)
Detection SW Front RH M 5 Moon Roof Motor R 20 Remote Control Mirror LH
D 22 Door Lock Motor Rear LH R 21 Remote Control Mirror RH
D 23 Door Lock Motor Rear RH P 9 Power Window Control SW Front
RH V 8 Vanity Light LH
F 11 Front Door Speaker LH P 10 Power Window Control SW Rear V 9 Vanity Light RH
F 12 Front Door Speaker RH LH

43
Connector Joining Wire Harness and Wire Harness
CODEJOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IG1FLOOR NO. 1 WIRE AND INSTRUMENT PANEL WIRE (LEFT KICK PANEL)
IH1FRONT DOOR LH WIRE AND INSTRUMENT PANEL WIRE (LEFT KICK PANEL)IH2FRONT DOOR LH WIRE AND INSTRUMENT PANEL WIRE (LEFT KICK PANEL)
II1COWL WIRE AND INSTRUMENT PANEL WIRE (LEFT KICK PANEL)
II2INSTRUMENT PANEL WIRE AND COWL WIRE (BEHIND COMBINATION METER)
IJ1FLOOR NO. 1 WIRE AND COWL WIRE (LEFT KICK PANEL)
IK1COWL WIRE AND A/C SUB WIRE (NEAR THE RADIO AND PLAYER)
IL1COWL WIRE AND SERVO MOTOR SUB WIRE (BEHIND RADIO AND PLAYER)
IM1INSTRUMENT PANEL WIRE AND CONSOLE BOX WIRE (NEAR THE RADIO AND PLAYER)IM2INSTRUMENT PANEL WIRE AND CONSOLE BOX WIRE (NEAR THE RADIO AND PLAYER)
IN1INSTRUMENT PANEL WIRE AND SWITCH WIRE (UNDER THE INSTRUMENT PANEL CENTER)

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

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

70
STARTING AND IGNITION (1MZ±FE)
I12 IGNITION SW
4±7 : CLOSED WITH IGNITION SW AT ST POSITION
10±9 : CLOSED WITH IGNITION SW AT ON OR ST POSITION
STARTER RELAY
(6) 2± (6) 4 : CLOSED WITH CLUTCH START SW ON AND IGNITION SW AT ST POSITION (M/T)
CLOSED WITH IGNITION SW AT ST POSITION (A/T)
STARTER
POINTS CLOSED WITH CLUTCH START SW ON AND IGNITION SW AT ST POSITION
P 1 PARK/NEUTRAL POSITION SW (NEUTRAL START SW) (A/T)
2±3 : CLOSED WITH A/T SHIFT LEVER IN P OR N POSITION
: PARTS LOCATION
CODESEE PAGECODESEE PAGECODESEE PAGE
D 128I15B29I2129
E 732I1629J 733
F10A28I1729P 129
F16B28I1829S 3A29
I 2A29I1929S 4B29
I1233I2029
: RELAY BLOCKS
CODESEE PAGERELAY BLOCKS (RELAY BLOCK LOCATION)
125R/B NO. 1 (LEFT KICK PANEL)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODESEE PAGEJUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1C
1E20COWL WIRE AND J/B NO 1 (INSTRUMENT PANEL LEFT)1G20COWL WIRE AND J/B NO. 1 (INSTRUMENT PANEL LEFT)
1M
2C22ENGINE 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)
2F22COWL WIRE AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
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)
EF138 (1MZ±FE)EF140 (5S±FE)ENGINE WIRE AND COWL WIRE
IP144
ENGINE WIRE AND COWL WIRE
: GROUND POINTS
CODESEE PAGEGROUND POINTS LOCATION
EC38 (1MZ±FE)INTAKE MANIFOLD RHEC40 (5S±FE)INTAKE MANIFOLD RH
ED38 (1MZ±FE)INTAKE MANIFOLD LHED40 (5S±FE)INTAKE MANIFOLD LH
IG42INSTRUMENT PANEL BRACE LH
: SPLICE POINTS
CODESEE PAGEWIRE HARNESS WITH SPLICE POINTSCODESEE PAGEWIRE HARNESS WITH SPLICE POINTS
E1038 (1MZ FE)ENGINE WIREE1338 (1MZ FE)ENGINE WIREE1238 (1MZ±FE)ENGINE WIREE1438 (1MZ±FE)ENGINE WIRE
SERVICE HINTS