TOYOTA CAMRY 1999 Service Repair Manual

M
5
678
2 CAMRY CNG (
Cont' d)A
B
CB±Y
NL KJI H G
Y±B
B±Y
THW THAB± Y
VC
B 1+B
VTA
B 1112 A
B±Y
BATT
PIM
B 21AB±Y
B±Y
RSD
THCNG1
D 110 CW
LG±B
THR
B 10L±R
EGR
W
A 523 CP±B
G± R
VCNG3
FC
A 14
G± R
PSWB±L
1
Y
LG
B±Y
LG±B
L±R
G± R
B±Y2
13
I 1
I DL E A I R CONT ROL V AL VE
1 2
P 2
POWER ST EERI NG
OI L PRESSURE SW
4DP1 2B± Y
B± YV 2
VSV(
EGR) F 6
FUEL SHUTOFF VALVE
(
Deliv ery Pipe) B± Y
B B
B B BB B
B±Y
J18
JUNCTION
CONNECTOR
Engine Control
(
Cont . next page)
ENGINE CONTROL MODULE B± R
D
E
F
BRE 3
ENGINE COOLANT
TEMP. SENSOR
I 8
I NTAKE AI R TEMP.
SENSORG±B BR1
21
2A
B
MC L±B
BR
A
B
1IG3
W±B
HT2 OX2 SIL
SI L
J UNCTI ON CONNECTOR
A C A ASG
B B B A CG
W± B
71J
BR 81J7
IF5 D 3
DATA LINK
CONNECTOR 3
42IG3
(
Shielded)
3
12 I G2 241
CBBR P±B P±B
BB±Y
A
J 9
JUNCTION
CONNECTORW± B BR
HT
E1 OX
+B
D
E
Instrument
panel
brace LHW WJ 2
JUNCTION
CONNECTOR
(
Shielded)
(
Shielded)
16BAT
BR
BR CC
BR
21 C B 5 16 A
H 6
HEATED OXYGEN SENSOR
B J 6 J 7A,
, E 5 E 4 A B , E 6 C , E 7 D
WFr om Center
Airbag Sensor
Assembly< 14±4>
3B 4B 22A
B±R
6IG1
9D
F 7
FUEL SHUTOFF VALVE
(
Fuel Pressure Regulator)
Y±G L±B L±B
2 1
9B
BR
6D 7D 5D
OB
F 4
FUEL PRESSURE SENSOR
(
Deliver y Pipe) F 5
FUEL PRESSURE SENSOR
(
Fuel Pipe) F 8
FUEL TEMP. SENSOR
(
Deliver y Pipe)
1
2P±B BR
12 B
BR
BRC W± B 4IH1 5IG1 8IG1
2D 8D 12D9IF1
A A
LL
Y±R
G±W Y± R
G±W Y±RL
Fr om Combination
Meter< 17±6>Fr om Center Airbag
Sens or Ass embly
< 14±4>
3D
13
B± Y G± O
B± R
9IG1
Fr om º TAI Lº Fuse
<8±2>
Fr om º MI RROR±HEATERº
Fuse< 18±1>
2
B±R
D 6
DI ODE
(
Idle±Up) 2 1 2 1
3 3
G±B
G± R
G± R
BR
G±BY
Y
J 8
JUNCTION
CONNE CTOR
Y LG
Y
G± RPCNG1 P CNG2 THCNG2 E2 VCNG2 +B 1 FUE L F UE LW F/ PS
EL S GND VOUT GND VOUT
VC VCBR BR BR BR
BR BR

M OVERALL ELECTRICAL WIRING DIAGRAM
9
101112
2 CAMRY CNG (
Cont' d)
ECIntake
manif oldB±YBR BR W± B
BR BR BR
STP 4A
LOCK IN 18 C
PRS 10 D
B±OW± L
MG C 21 AL±Y
A/CS 10 AR±B
LOCK 15 AR± W
NSW 6AB±W
STA 11 AGR
IGT1 20 CB
IGF 3CW±R
IGT2 19 CY±RBR
10 IG3
W± L Fr om Ignit ion Coil
and Igniter
No. 1, No. 2< 1±3>
BRTE1 15 B
NE
1 2
C 2
CRANKSHAFT
POSITION SENSOR
1 2C 1
CA MSHAF T
POSITION SENSORNE ± GE03 E0 2 E01 SPD
E04
Intake
ma n i f o l dECL
B±RBRL B±W
(
Shielded) (
Shielded)BRBR
BR A
AA
A
A J20
JUNCTION
CONNE CTOR
BR BR BR BR
TE1 E1+BL±W
To Tac hometer
[Comb. Met er]
< 17±5>To A/ C Magnetic
Clutch and Loc k
Sens or< 19±4> Fr om A/C Dual
Pressure SW< 19±4>Fr om MG CL T
Relay< 19±2>Fro m A/C SW
< 19±4> Fro m A/C SW
< 19±4> From º STARTERº
Fuse< 1±2>Fr om Park/ Neutral
Posit ion SW< 1±2>12
8 D 1
DA TA LI NK
CONNECTOR 1
3
E1
BR
ENGI NE CONT ROL MODULE
IG3 6
E ngine Control
BR
BR
BR
G L
A 8
AI R FUEL
RA TI O SE NS ORHTA F 2A
AF± 14 B
AF+ 6B 14 23
B±W (
Shielded)
HT AF±+B AF+ A
B
D
EB B±Y
C 16 A 13 C 5 C 17 C 4
BRA16 B 22 C 13 C
JUNCTION
CONNECTORJ23
TACH
A
, E 5 E 4 A B , E 6 C , E 7 D
BRBR CW± B1IG1G G
7IG1
G
9A 8A FA
FA
B±O From Stop Light SW
< 8±4>
V±W Fr om Speedomet er
[Comb. Meter]
< 17±8>G±W
2 1 12 C 2C
I 4
INJECTOR NO. 1
L B±W
(
Shielded)
2 1 11 C 1C
I 5
INJECTOR NO. 2
BR B±R
(
Shielded)
2 1 25 C 15 C
I 6
INJECTOR NO. 3
GR
(
Shielded)
2 1 24 C 14 C
I 7
INJECTOR NO. 4
WO
(
Shielded)
4IG1
IHCowl side
panel RH A AAA
A
W± B W± B
J21
J UNCTI ON CONNECTOR3IG1
BR
26 C
A A
J18
JUNCT I ON
CONNECTOR
BRBR BR
W±B BR
BREO5 #40 #40+ #30 #30+ # 10+ # 10 # 20+ # 20

M

1
234
3 CAMRY CNG
2ACC
IG1
IG2
ST2 AM1 4
+B 6 7AM2
1K 5
1B 5
2L 4
30A
AM2
40A AM1
1K 2
1B 12A120A
EFI
2 1
3 5 2K 72J8
2F 42J2
1C 1F 2F
1A1K 3
5A
IGN
71W
12 A
BA BB
EBLeft radiator
s ide s uppor t8C 7C 6CCA CA
AB 10A
GAUGE 11K 1J1
1D 2
16 C 13 C 22 C
IELeft kick panel 12 A 16 B
4 2 7C 6A 11A 7A 10A 8A 9A43 109872
LL 2L DL NL RL PL
4IG2
3IG3 1IH1
9IG2 6IG2 5IG2
15 IF1 14 I F1 13 IF1 16 IF1 1H101V 5 IG22
EC Intake
ma n i f o l dECIntake manifoldY
AC R± L
A D
W± BA D
G±W
1
B
FUSI BL E LI NK BL OCK
L±W D
E
R± B
A R± B
A CR±L
D
J22
JUNCTION
CONNECTORD R±L
D
F 9
A W
E
,
E B±YD
W± R
B
C
A B±R
F11
B±Y
A
B±R
2JUNCTION CONNECTOR
B
R± B
R
BATTERY
B± R
O/ D OFF L±WJ22
JUNCTION
CONNECTOR
YYL±W
FL MAIN
3. 0W
B± R
G±O RR± B G±W
See Engine Cont rol Sys tem
<2±5><2±6><2±10><2±12>
G±W
J20
JUNCTION
CONNECTOR R±B
R
L B±R
O
Y
R±L B±R
L±W
YW± B
G±O
J19
JUNCTION
CONNE CT OR
G± O
BR
BR
BR BR
J19
JUNCTION
CONNE CT OR 100A
AL T
L±B
L±B
JUNCTION
CONNECTOR
L±B
J23
V
B
P
J24
R±BR
B± Y B± Y
2 L
W
E2
B
I10
IGNITION SW
B±Y
THW
W±B B±Y
VTA
Y
VC
B
B± R
NS W
B±R B±R
BATT
B±G WW± R R±L
E02
R±L
B± Y
E0 1 B±R
W± B
E1 E0 4
BR
S2 SL S1ENGI NE CONTROL MODULE
EFI RELAY
W± B
J 5
JUNCTION
CONNECTOR
J 3
JUNCTION CONNECTOR2 D N R P
J 4
JUNCTION
CONNECTOR O 2
O/D MAI N
SW
Electronically Controlled Transmission and A/T Indicator Power Source
S1 S2L±B
Fr om
Cruis e Cont rol
ECU< 13±3>
16 A 13
L±RIDLO
IF1 11G±O
C OD 2
Y± BOD1Fr om Cr uis e
Cont rol ECU
< 13±3>RB
E03
BRB
V± W
7IG2
From Speedometer
[Comb. Meter]
< 17±8>
1A 3B 1B
ELECTRONICALLY CONTROLLED
TRANSMISSI ON SOLENOIDST P TE1
NO. 1 NO. 2
LOCK±UP
9ASPD
B±R
1A A6 1B 11B 4B 9B 19A 18A 17A 3A20 A 15 B 4 A 22 A
7A +B 1B J23 J24A,
, FF14
, E 2 E 1 A BA,
, E 5 E 4 A B , E 6 C 2C 5
W±B To Cruise
Control ECU
< 13±2>
FB FB
J24
JUNCTION
CONNE CTORB
B±R
3IG1
BR
26 C
A A
J18
JUNCTION
CONNECTOR
BR
P 1
A/T I NDICATOR
LIGHT SW
[PARK/NEUTRAL
POSITION SW]
B± RA
R±B
BR
R± L
L±W
C10 C11,
COMBINATI ON METERABC12, C E0 5
R±L

M OVERALL ELECTRICAL WIRING DIAGRAM

1
234
4 CAMRY CNG
1C
1A40A
MA I N
3 4
2 1
2K 82G3 2B 312
IFInstr ument panel
br ac e LH 1J 71J 816
A
W±B W±B4
13R±Y R±B R±BR±B
2G 415A
HEAD
(
LH)
R
15A
HE AD
(
RH)
2G 62C8
213
123
IELeft k ick panel 3IE1 FB DBFB DB
EL H T HF HL HI
OFF
LI GHT
CONTROL SW
TAIL
HEAD
LOW
HIGH
FLASH
DI MMER SW
DA FAFA
BATTERY FL MAIN
3. 0W
B±G B
R± B
FUSIBLE LINK
BLOCKHEAD
RELAY
B B
8 B
17 7
R±B
R±L I11
INTEGRATION
RELAY
C1 5
COMB I NATI ON S W
R± WC11
HIGH BEAM
INDICATOR LIGHT
[COMB. METER] 8
9 H 1
HEADLIGHT
LHH 2
HE ADL I GHT
RH
JUNCTION
CONNECTOR,
R± L
R±BR±L R±L
R±B R±BR± L R± L
J 6
JUNCTION
CONNECTOR
J 9
JUNCTION
CONNECTOR
W± B W± BA A
J 4
JUNCTION
CONNE CTOR J31
JUNCTION
CONNE CTOR
3
W± B
Power SourceHeadlight
, F11 F 9 A C
J26 J25 A B
A A

M
1
234
5 CAMRY CNG
G± W
2ACC
IG1 AM1
9 4
7 40A
AM1 21K
11B
1F 2F
1A 1C
7. 5A TURN 10A GAUGE
10A
HA ZARD
21L 1J12K3 1K 112A
OFF
ONF TBB1TLB2TR
IFW
G± R10
G±R
1V 8
3
C 51A 1S11
1EB13 1
BK Under the left
center pillar1S 13
1V 5 1A 2
G± Y
1
3
2 3R±B
R±B
BB
J34
JUNCT I ON
CONNECT OR
W± B
BA1C 10 1H 6
1S 6
5 6
5 6
3
2
IE Left kic k panel Left radiator
side support EBBMBack panel c enter 1H 8D
21
C
A
A D
D I10
IGNITION SW
H 5
HA ZA RD S W
T 2
TURN SI GNAL
FLASHER
J15
JUNCTION
CONNECTOR
R 8
REAR TURN SIGNAL LIGHT LH
[ REAR COMB. LI GHT LH]R10
REAR TURN SIGNAL LI GHT RH
[REAR COMB. LIGHT RH]
J15
JUNCTION
CONNECTOR
R 7
BACK±UP L I GHT LH
[REAR COMB. LIGHT LH]
J 4
J UNCTI ON
CONNECTOR FUSIBLE LINK
BL OCK
R±B
J 9
JUNCTI ON
CONNECT ORA
A568 B± Y
W±B
B
BG± BG±B
G± Y
G± Y
G± Y
W±B R±L
W± B
WB±RB±RB± R
B±G G± B G± B G± B W±BW±B
C
W± B G± B G± B G±YG±Y W±B
W±B
LH RH R 9
BACK±UP LIGHT RH
[REAR COMB. LIGHT RH]
R±B W±B
R± BW±B
G± Y
Pow er S ource Turn Signal and Hazard W arning Light B ack±U p Light
G±Y
BATTERY 100A
AL T
FL MAIN
3. 0W2
1 2
Inst rument panel
brac e LHLH
RHTL TB TR
3 1
G± BC15
TURN SI GNAL SW
[COMB. SW]
G±B
IG2 2
D D
J19
JUNCTION
CONNECTOR
R± L R±L R± LJ24
JUNCTION
CONNECTOR
1B 1C
16 B
W± B
W± B W±B3IG3 , F11 F 9 A C ,
F1 4 F
F 1
FRONT TURN
SI GNAL L I GHT LH TURN S I GNA L I NDI CATOR
LI GHT [COMB. METER]C B C11 C12,
JUNCTION
CONNECTORB A J25 J26, P 1
BACK±UP LIGHT SW
[PARK/NEUTRAL POSITION SW]
F 2
FRONT TURN SIGNAL
LIGHT RH
C CJ23
JUNCTI ON
CONNE CTOR
F F
G±B G±Y R± L R±L R±B
8 2

M OVERALL ELECTRICAL WIRING DIAGRAM

1
234
6 CAMRY CNG1A 1C 1F 2F
100A
ALT40A
AM12ACC
IG1
FL MAIN
3. 0W
AM1 4
BATTERY1B 11K 2
B±R B±R
B±R
B W
B
1K 1
10A
GAUGE2A 1
7. 5A
DOME
2J 12
1W 11F5 1M 2 1G 8 1S 9
1B 2B 3B 4B
See Taillight
Syst em< 8±1> See Headlight
Syst em< 4±2>
2 1
L 4
LUGGAGE COMPARTMENT LI GHT
10 11
C11
OPEN DOOR WARNING LI GHT
[COMB. METER]
2 1
I 9
IGNITION KEY
CY L I NDE R L I GHT
12DOOROF FON
I13
INTERIOR LIGHT
1
L 5
LUGGAGE COMPARTMENT
LI GHT SW
R± Y
1M 1 1F 6 1H 11
EA AE DADADA
DB
1 1D1 0
DOOR COURTESY SW
RE AR RH
D 9
DOOR COURTESY SW
RE AR L H
1G 41S12
8IM1
1
D 8
DOOR COURTESY SW
FRONT RH
6IM1 8A
IF I ns trument panel
brace LH1J 71S7
1
A, D 7
DOOR COURTESY SW
FRONT L H
B±G R±G
W±B W±BR±G R± W R± W R± W
R±G
R±G G± R
R±W
R±W
R±W
R±W
R± G R±W
R± G R±W
INTEGRATION RELAY B±Y
R R R±YR R R
FUSIBLE LINK BLOCKF1 1 C F 9
D 4
DIODE
(
Courtesy)
A1
2
J 9
JUNCTION
CONNECTOR
10 6 4 2 1 2
7 I10
IGNITION SW
1 SHORT
PIN
R R R
R B
G± R R±W
2 1
12D 5
DIODE
(
Dome)
Power Source Light Auto Turn OffInterior Light
21
RRC17
CONDENSER
From Light Failur e
Sensor < 8±4>
, F14 F
, I12 I11 B A25A
DOOR
1D 11B 4
CB
AA
13 A
L±W L±W
R± Y
B±R
B
B±R
DB
EA EA
R
To Clock< 12±4>
J16 J17,
JUNCTION
CONNE CT ORAB
JUNCTI ON
CONNE CT ORB A J31 J32, R
R±G
J31 J32,
JUNCTION CONNECTORAB B± R

M