Obd TOYOTA CAMRY 2000 Service Repair Manual

'99camry U
246
27. STOP 15 A: Stop lights, cruise control
system, high±mounted stoplight, anti±
lock brake system, shift lock control
system, multiport fuel injection system/
sequential multiport fuel injection sys-
tem
28. TAIL 10 A: Parking lights, license plate
lights, tail lights, front side marker
lights, daytime running light system,
multiport fuel injection system/sequen-
tial multiport fuel injection system
29. POWER±OUTLET 15 A: Power outlet
30. OBD 7.5 A: On±board diagnosis sys-
tem
31. FOG 15 A: No circuit
32. STARTER 5 A: Gauges and meters,
Multiport fuel injection system/sequen-
tial multiport fuel injection system
33. DOOR 25 A: Power door lock system,
theft deterrent system, fuel filler door
control system34. PANEL 7.5 A: Gauge and meter, audio
system, cigarette lighter, glove box
light, clock, instrument panel light con-
trol, service reminder indicators, air
conditioning control panel lights, ash-
tray light, emergency flasher, seat heat-
er control system, daytime running light
system, rear window defogger, electron-
ically controlled automatic transmission
system
35. TURN 7.5 A: Emergency flasher
36. RAD±NO.2 7.5 A: Audio system, power
antenna
37. CIG 15 A: Cigarette lighter, shift lock
control system, power rear view mirror
controls, theft deterrent system, power
door lock system, SRS airbag system,
seat belt pretensioners, outside rear
view mirror defogger, air conditioning
system
Fuses (type B)
38. CDS 30 A: Electric cooling fans
39. RDI 30 A: Electric cooling fans
40. MAIN 40 A: ºHEAD RH(UPR)º, ºHEAD
RHº, ºH±LP RH(LWR)º fuses
41. HTR 50 A: ºAM1º, ºA/Cº fuses
42. DEF 40 A: Rear window defogger43. PWR 30 A: Power window control sys-
tem, power seat, electric moon roof
44. AM1 40 A: Head lamp cleaner
45. T±STK 40 A or CDS NO.2 30 A: No
Circuit
Fuses (type C)
46. ALT 100 A: ºRDIº, ºCDSº fuses
47. ABS 60 A: Anti±lock brake system

1230A POWER
1240A DEF
12
40A AM1 1B4
1B1
1K2
1K6
1K1
1K3
1K4
1K5
1B5
2
221J7
2
2
2
22
2 AM1
AM2 7 23
6 ACC
IG1
IG2
ST24
8I 1
12
IG 12
13 25A DOOR
15A STOP
7. 5A OBDTAI LL IGHT REL AY10A TAIL
7. 5A PANEL
POWER RELAY
NOISE FILTER
NOISE FILTER
DEFOGGER RELAY
10A MIRROR±HEATER
15A CIG
7. 5A RAD±NO. 2
15A POWER±OUTLET
15A ECU±IG
10A HEATER
10A GAUGE
25A WIPER
7. 5A TURN
5A IGN
5A STARTER
5A DRL NO. 2
DIM
RELAY10A H±LP RH (
LWR)
10A H±LP LH (
LWR)
JUNCTION
CONNECTOR IGNITION SW I16
J11 B±R
B±R
W B±R
W± B
L±R
B±Y
B±R
R1
1 5
1
5
1
5
13
2
3
2
2
2
3
2
* 1 : TMC MADE
* 2 : TMMK MADE
* 3 : EXCEPT TAIWAN* 4 : W/ TRACTION CONTROL
* 5 : W/ O TRACTI ON CONTROL W±R
R
R±L W±R
(
*8)
(
*8)14
2
3W±R
R±B
R±L(
*8)
R±YR±G
R
A
W±B
1A6
B±R
R
* 6 : CALIFORNIA* 7 : TMC MADE EXCEPT 5S±FE W/O ABS
* 8 : W/ DAYTIME RUNNING LIGHT
* 9 : W/O DAYTIME RUNNING LIGHT

ENGINE CONTROL (1MZ±FE)
10A
GAU GE
1D 2 7. 5A
OBDFROM POWER SOURCE SYSTEM (
SEE PAGE 50)
1J 10 I 3
IG3 6IG310
IG EDC 8C2C5 C 6 B 15
A A A C
B A B B
C 7B14 1J 1
1J 71J 8IJ1 7IJ12 II2 2 II36
IG33
TACHOMETER
IH 74
AD
A B
2 3 16 5D
1 B V±WG±RW
B±OBR BR
BR
V±WV±W R±L
R±L R±L R±L R±L
B±O
G±R
L
P PL G±R B±O
R±L
BRV±W R±LW±B W±BW±B BR
BR BR
B
CG SILBAT SG (
SHIELDED)
(
SHIELDED)
MALFUNCTION
INDICATOR LAMP
SPEEDOMETERCOMBINATION METERB C 9JUNCTION
CONNECTOR
JUNCTION
CONNECTORJ 4
J24 J15
JUNCTION
CONNECTORDATA LINK
CONNECTOR 3 D 5
IG+SE SIVEHICLE SPEED SENSOR
(
COMBINA TION METER) V 2
A
JUNCTION
CONNE CTOR J11C C10 , A C
I 5
CC
(
SHIELDED)JUNCTION
CONNECTOR J 3BR
W B B
BF
BFJ28
JUNCTION
CONNECTORB BR
BR
J 7
JUNCTION CONNECTORB A, J 8
J 7
JUNCTION
CONNECTORB A, J 8

IGIH II3 6II2 2
IJ1 7IJ12 IG3 10C 2B15 C6C5 A A
B B
B CA A B A A CC 7B14 7. 5A
OBD FROM POWER SOURCE SYSTEM (
SEE PAGE 50)
1J 1015A
ST OP
1C 710A
GAUGE FROM POWER SOURCE SYSTEM (
SEE PAGE 50)
1D 2
MALFUNCTION
INDICATOR LAMP
SPEEDOMETER
1J 1
IG33
1J 71R51R 4 1J 81 2
54
AD
12 3 A 16 7
ABD
B
CG SG W G±R V±W
BR
G± WV±W R±L
BAT SIL
BR
W±B W±BBR
G± W BR
W±B
G±WWB
R±L R±L
V±W R±L R±L
G±R
L
P
BR PL G±RR±L
R±L
G±R
R±L
BR
COMBINATION METERC C 9 C10B
JUNCTION
CONNECTORJUNCTION
CONNECTOR JUNCTION
CONNECTOR
STOP LIGHT SWDATA LINK
CONNECTOR 3
J15J 4
J21
S 6D 5
JUNCTION
CONNECTORB J 7 J 8AJUNCTION CONNECTORB J 7 J 8A
JUNCTION
CONNECTORB J27 J28A
JUNCTION
CONNECTOR
VEHICLE SPEED SENSOR
(
COMBINATION METER) V 2
J11SI SE
IG+
* 6 : EXCEPT CALIFORNIA * 5 : CALIFORNIA (
SHIELDED)
I 3IG3 6C 8
TACHOMETER
B±O B±O
B±O
B±O
BF
BF
A F JUNCTION
CONNECTORJ28 B
,
J27
JUNCTION
CONNECTORA
A F ,
,
A C CC
I 5 JUNCTION CONNECTOR J 3
BR(
SHIELDED)
(
SHIELDED) W
* 1 : W/ ENGINE IMMOBILISER SYSTEM
* 2 : W/O ENGINE IMMOBILISER SYSTEM
,

J OVERALL ELECTRICAL WIRING DIAGRAM
1
234
2 CAMRY(
Cont. next page)
5A
IGN 2
7ACC
IG1
IG2
ST2 AM1 4
6 AM2
1F 2F1J 10 1K2
2L 42J8
1B 41B1
2A 1
1C
B1K 5
1B 51K 31C8
1W 7
2C 5 2F 42J22C102 1
3 51 1
1 1
4 EB1
5 4
M
BLAB
AA
1J 8
1J 7
IGInstrument panel
br ac e LHC
AB
B
AW± R
2K 7
EBLeft radiator
si de s uppor t1K 1
1D 2
B±G B±R B±R
B±R B±R
B W W± RB±YW± B W± BB±Y B± YR±L R±L G±R
W±B BW±B W±BBR
W B±Y
BR
G±R
G±R
B±Y BR
B±R
B±R B±Y
B± RW
B±R
1A
G±R
L±B
2 7 B± Y
D D
JUNCTI ON CONNE CT OR 45 16
W± B W± B
A
JUNCTION CONNECTOR
FUSIBLE LINK BLOCK L±B G± R
Under the lef t
center pillar BATTERY
FL
1. 25B 100A ALT
7. 5A OBD40A AM1
1 2I16
IGNI TION SW
30A AM215A EFI EFI RELAY CIR OPN RELAY
F14
FUEL
PUMP
J40
JUNCTI ON
CONNE CTORJ11
JUNCTION
CONNECTOR
C10
MALFUNCTI ON INDICATOR LAMP
[COMB. METER] J 4
JUNCTION
CONNECTOR 10A GAUGE
D 5
DA TA L I NK
CONNE CTOR 3
(
Shielded)
BAT
CG S G
BR
J
L
M
NE B
C
235 1
Engine Control and Engine Immobiliser System (
1M Z± FE)
Power Source
BR B±Y
L±W
L±W
B±Y
BR 12 38F
E1 +BTE1
I H B±R
25A A/F HTR
2
11
1
FL MAIN
3. 0WK D
1 ES1CA
ABCA
B
BBRG B±WB±R
B±W
B±R B±W
A/F HTR RELAY(
*1) JUNCTI ON
CONNE CTORB±WW± B
BW± B
B
W± B
L
B(
*1) BR
LW W
7ID1
L±B
C F 4 F 6A, FF 9 , B J35 J36A, B J 7 J 8A,
, J 8 J 7 A B 22
22
W7SIL
C
A
W W
(
Shielded)BR C C
J 3
JUNCTION CONNECTOR
CW From Airbag
Sensor Assembly< 28±4>
* 1 : Califor nia
II3 12
B±RA B±R
D 1
DATA LI NK
CONNECTOR 1
51
32
(
*1) (
*1)
(
*1)
(
*1)(
*1)
(
*1)
(
*1)
(
*1)7IK1 B±R
B±RB± R

J OVERALL ELECTRICAL WIRING DIAGRAM
1
234
3 CAMRY(
Cont. next page)
2 1
3 5
2 1
3 5 1J 10 1K22L 41K 5
2J 82K7
11
1B 41B12A12C10 2J 22F4
11 1B 52
7ACC
IG1
IG2
ST 2 AM1 4
6 AM2
4 EB1
7ID15EB1
5 4
M
BLUnder the left
center pillar EB Lef t r adiator
side support 1F 2F 1C
1A
B±G
7. 5A OBD40A AM1 30A AM2 15A EFI EFI RELAYCI R OP N RE L AY
5A
IGN 1K 31C81K1
10A
GA U GE
1W 71D2
BABB 9 II3A
B
C
T 2
THROTTL E POSITI ON
SENSOR
M 1
MANI FOLD ABSOLUTE
PRESSURE SENSOR
V 1
VAPOR PRESSURE
SENSOR
1
A1 3
A/ C EVAPORATOR
TEMP. SENSOR
R Q O N ML KJI 1II2 10 IG3
Y
LG
B±Y
P
L±R
G±R
G±R
B±Y
B
B±R B±R
B±R B±R
B WW± R BB±YW± BW± B L±B L±B L±B G±R G±RG±R G±R R± L B±YB±Y B±Y L±WP Y B±YY LGY
B±RW±R B±RB±YB±Y
B
B±RB±R B±Y
B±Y
B±Y
BATTERYFUSIBLE LINK BLOCK
FL MAIN
3. 0W 100A
ALT1 2I16
IGNITION SW
B±R(
*2)
B±R
A
C10
MALFUNCTI ON INDICATOR LAMP
[COMB. METER]
7
2 D D
F1 4
FUEL
PUMP
J40
JUNCTI ON
CONNE CTORJ 4
JUNCTI ON
CONNE CTOR
JUNCTI ON
CONNE CTOR
B±Y
BR BR
BR BR
23
23 31 1
12
R± LB
PT NK VCC
PIM VC E2
E2
Y
B±R
2
BR
Power Source Engine Control and Engine Immobiliser System (
5S±FE)
D
E
F
B±W(
*1)B±R
5ID1 6ID13II2 2ID1
II47
II48 EA EB EB
EA BAG
P * 2 : w/o Engine Immobiliser System * 1 : w/ Engine Immobilis er Sy st em
(
*2)
(
*1)B±R(
*1)
B±W(
*1)
B±Y
B±Y(
*1)
B±Y B±Y B±YB±YH
L±R P Y BR BR
BRBR BR
Y
(
*1)
, F 6 F 4 A C , F 9 F
B J27 J28A,
2C 5W± B
7IK1
B±RB±R
(
*2)(
*1) B± R
(
*1)

K POWER SOURCE (Current Flow Chart)
Fusible Link Block (See Page 19)
FuseSystemPage
50AHTRAir Conditioning (Automatic A/C)
Air Conditioning (Manual A/C)292
300
100AALT
Charging
Headlight (w/ Daytime Running Light)
Illumination
Light Auto Turn Off
Radiator Fan and Condenser Fan
Taillight
Theft Deterrent (TMC Made)
Theft Deterrent (TMMK Made)
Wireless Door Lock Control (TMC Made)
Wireless Door Lock Control (TMMK Made)62
100
126
11 0
288
132
182
188
162
172
Instrument Panel J/B (See Page 20)
FuseSystemPage
5AIGN
Charging
Combination Meter
Electronically Controlled Transmission and A/T Indicator (1MZ±FE)
Electronically Controlled Transmission and A/T Indicator (5S±FE)
Engine Control (1MZ±FE)
Engine Control (5S±FE)
SRS62
280
202
210
66
82
245
5ASTARTER
Combination Meter
Electronically Controlled Transmission and A/T Indicator (1MZ±FE)
Electronically Controlled Transmission and A/T Indicator (5S±FE)
Engine Control (1MZ±FE)
Engine Control (5S±FE)
Starting and Ignition (1MZ±FE)
Starting and Ignition (5S±FE)280
202
210
66
82
54
58
7.5AOBDEngine Control (1MZ±FE)
Engine Control (5S±FE)66
82
7.5APANEL
Cigarette Lighter and Clock
Combination Meter
Illumination258
280
126
7.5ARAD±NO.2
Auto Antenna
Radio and Player (Built±In Type Amplifier)
Radio and Player (Separate Type Amplifier)272
278
274
7.5ATURNTurn Signal and Hazard Warning Light11 4
10AGAUGE
ABS (TMC Made)
ABS (TMMK Made)
ABS and Traction Control
Back±Up Light
Charging234
240
226
138
62
*These are the page numbers of the first page on which the related system is shown.

INTRODUCTIONGLOSSARY OF SAE AND TOYOTA TERMS ±
IN±6
GLOSSARY OF SAE AND TOYOTA TERMS
This glossary lists all SAE±J1930 terms and abbreviations used in this manual in compliance with SAE
recommendations, as well as their Toyota equivalents.
SAE
ABBREVIATIONSSAE TERMSTOYOTA TERMS
( )±±ABBREVIATIONS
A/CAir ConditioningAir Conditioner
ACLAir CleanerAir Cleaner
AIRSecondary Air InjectionAir Injection (AI)
APAccelerator Pedal±
B+Battery Positive Voltage+B, Battery Voltage
BAROBarometric Pressure±
CACCharge Air CoolerIntercooler
CARBCarburetorCarburetor
CFIContinuous Fuel Injection±
CKPCrankshaft PositionCrank Angle
CLClosed LoopClosed Loop
CMPCamshaft PositionCam Angle
CPPClutch Pedal Position±
CTOXContinuous Trap Oxidizer±
CTPClosed Throttle Position±
DFIDirect Fuel Injection (Diesel)Direct Injection (DI)
DIDistributor Ignition±
DLC1
DLC2
DLC3Data Link Connector 1
Data Link Connector 2
Data Link Connector 31: Check Connector
2: Toyota Diagnosis Communication Link (TDCL)
3: OBD@@@@@: [g 2] Diagnostic Connector
DTCDiagnostic Trouble CodeDiagnostic Code
DTMDiagnostic Test Mode±
ECLEngine Control Level±
ECMEngine Control ModuleEngine ECU (Electronic Control Unit)
ECTEngine Coolant TemperatureCoolant Temperature, Water Temperature (THW)
EEPROMElectrically Erasable Programmable Read Only
MemoryElectrically Erasable Programmable Read Only Memory
(EEPROM),
Erasable Programmable Read Only Memory(EPROM)
EFEEarly Fuel EvaporationCold Mixture Heater (CMH), Heat Control Valve (HCV)
EGRExhaust Gas RecirculationExhaust Gas Recirculation (EGR)
EIElectronic IgnitionToyota Distributorless Ignition (TDI)
EMEngine ModificationEngine Modification (EM)
EPROMErasable Programmable Read Only MemoryProgrammable Read Only Memory (PROM)
EVAPEvaporative EmissionEvaporative Emission Control (EVAP)
FCFan Control±
FEEPROMFlash Electrically Erasable Programmable
Read Only Memory±
FEPROMFlash Erasable Programmable Read Only Memory±
FFFlexible Fuel±
FPFuel PumpFuel Pump
GENGeneratorAlternator
GNDGroundGround (GND)
HO2SHeated Oxygen SensorHeated Oxygen Sensor (HO2S)
IN016±02

INTRODUCTIONGLOSSARY OF SAE AND TOYOTA TERMS ±
IN±7
IACIdle Air ControlIdle Speed Control (ISC)
IATIntake Air TemperatureIntake or Inlet Air Temperature
ICMIgnition Control Module±
IFIIndirect Fuel InjectionIndirect Injection
IFSInertia Fuel±Shutoff±
ISCIdle Speed Control±
KSKnock SensorKnock Sensor
MAFMass Air FlowAir Flow Meter
MAPManifold Absolute PressureManifold Pressure
Intake Vacuum
MCMixture Control
Electric Bleed Air Control Valve (EBCV)
Mixture Control Valve (MCV)
Electric Air Control Valve (EACV)
MDPManifold Differential Pressure±
MFIMultiport Fuel InjectionElectronic Fuel Injection (EFI)
MILMalfunction Indicator LampCheck Engine Light
MSTManifold Surface Temperature±
MVZManifold Vacuum Zone±
NVRAMNon±Volatile Random Access Memory±
O2SOxygen SensorOxygen Sensor, O2 Sensor (O2S)
OBDOn±Board DiagnosticOn±Board Diagnostic (OBD)
OCOxidation Catalytic ConverterOxidation Catalyst Converter (OC), CCo
OPOpen LoopOpen Loop
PAIRPulsed Secondary Air InjectionAir Suction (AS)
PCMPowertrain Control Module±
PNPPark/Neutral Position±
PROMProgrammable Read Only Memory±
PSPPower Steering Pressure±
PTOXPeriodic Trap OxidizerDiesel Particulate Filter (DPF)
Diesel Particulate Trap (DPT)
RAMRandom Access MemoryRandom Access Memory (RAM)
RMRelay Module±
ROMRead Only MemoryRead Only Memory (ROM)
RPMEngine SpeedEngine Speed
SCSuperchargerSupercharger
SCBSupercharger Bypass±
SFISequential Multiport Fuel InjectionElectronic Fuel Injection (EFI), Sequential Injection
SPLSmoke Puff Limiter±
SRIService Reminder Indicator±
SRTSystem Readiness Test±
STScan Tool±
TBThrottle BodyThrottle Body
TBIThrottle Body Fuel InjectionSingle Point Injection
Central Fuel Injection (Ci)
TCTurbochargerTurbocharger
TCCTorque Converter ClutchTorque Converter
TCMTransmission Control ModuleTransmission ECU (Electronic Control Unit)
TPThrottle PositionThrottle Position
TRTransmission Range±

INTRODUCTIONGLOSSARY OF SAE AND TOYOTA TERMS ±
IN±6
GLOSSARY OF SAE AND TOYOTA TERMS
This glossary lists all SAE±J1930 terms and abbreviations used in this manual in compliance with SAE
recommendations, as well as their Toyota equivalents.
SAE
ABBREVIATIONSSAE TERMSTOYOTA TERMS
( )±±ABBREVIATIONS
A/CAir ConditioningAir Conditioner
ACLAir CleanerAir Cleaner
AIRSecondary Air InjectionAir Injection (AI)
APAccelerator Pedal±
B+Battery Positive Voltage+B, Battery Voltage
BAROBarometric Pressure±
CACCharge Air CoolerIntercooler
CARBCarburetorCarburetor
CFIContinuous Fuel Injection±
CKPCrankshaft PositionCrank Angle
CLClosed LoopClosed Loop
CMPCamshaft PositionCam Angle
CPPClutch Pedal Position±
CTOXContinuous Trap Oxidizer±
CTPClosed Throttle Position±
DFIDirect Fuel Injection (Diesel)Direct Injection (DI)
DIDistributor Ignition±
DLC1
DLC2
DLC3Data Link Connector 1
Data Link Connector 2
Data Link Connector 31: Check Connector
2: Toyota Diagnosis Communication Link (TDCL)
3: OBD@@@@@: [g 2] Diagnostic Connector
DTCDiagnostic Trouble CodeDiagnostic Code
DTMDiagnostic Test Mode±
ECLEngine Control Level±
ECMEngine Control ModuleEngine ECU (Electronic Control Unit)
ECTEngine Coolant TemperatureCoolant Temperature, Water Temperature (THW)
EEPROMElectrically Erasable Programmable Read Only
MemoryElectrically Erasable Programmable Read Only Memory
(EEPROM),
Erasable Programmable Read Only Memory(EPROM)
EFEEarly Fuel EvaporationCold Mixture Heater (CMH), Heat Control Valve (HCV)
EGRExhaust Gas RecirculationExhaust Gas Recirculation (EGR)
EIElectronic IgnitionToyota Distributorless Ignition (TDI)
EMEngine ModificationEngine Modification (EM)
EPROMErasable Programmable Read Only MemoryProgrammable Read Only Memory (PROM)
EVAPEvaporative EmissionEvaporative Emission Control (EVAP)
FCFan Control±
FEEPROMFlash Electrically Erasable Programmable
Read Only Memory±
FEPROMFlash Erasable Programmable Read Only Memory±
FFFlexible Fuel±
FPFuel PumpFuel Pump
GENGeneratorAlternator
GNDGroundGround (GND)
HO2SHeated Oxygen SensorHeated Oxygen Sensor (HO2S)
IN016±02