Page 4348 of 4592
2 1
10 11
1111 1W 11F51S91G81M21M11F21H11 1F61S12 1G41S7 1J 7
A 8
B DA E A E
IN2 8IN26 2 1 126 10
R±W R±W R R R W± B
R±W
G±R
R±W R
R
R±Y
R
G± R
R±W
R±W
R±W
R±W
R±W
R±G
R±G R±G
R±G R±GR±W R±W
R±G R±W
E EINTEGRATION RELAYA
JUNCTION
CONNECTOR
I15
IGNITION KEY
CYLINDER LIGHTJUNCTION
CONNECTOR
OPEN DOOR
WARNING LIGHT
[COMB. METER]
DIODE
(
COURTESY) J16
C 9
D 7(
W/ FADE OUT)
(
W/O FADE OUT)
(
W/ FADE OUT)
(
W/O FADE OUT)
DOOR COURTESY SW
FRONT LH
DOOR COURTESY SW
FRONT RH DOOR COURTESY SW
REAR RH DOOR COURTESY SW
REAR LH D14
D15
D12
D13
* 1 : W/ MOON ROOF
* 2 : W/ O MOON ROOF
4
R2 1
DIODE
(
DOME) D10
AA D
A D
A DB 6(
*3)
(
*4) B , * 3 : W/O THEFT DETERRENT SYSTEM
* 4 : W/ THEFT DETERRENT SYSTEM
J3 3
JUNCTION
CONNECTORB A, J34
I18
J33
Page 4349 of 4592

INTERIOR LIGHT
I18 (A), (B) INTEGRATION RELAY
1±GROUND : Always approx. 12 volts
4±GROUND : Continuity with the one of each door (Front LH, RH, rear LH and RH) open
6±GROUND : Continuity with the front LH door open
10±GROUND : Always continuity
D12, D13, D14, D15 DOOR COURTESY SW FRONT LH, RH, REAR LH, RH
1±GROUND : Closed with the door open
L6 LUGGAGE COMPARTMENT LIGHT SW
1±GROUND : Closed with the luggage compartment door open
: PARTS LOCATION
CodeSee PageCodeSee PageCodeSee Page
C930F4A28 (5S±FE)J33A31
C1632F6C26 (1MZ±FE)J34B31
D730F6C28 (5S±FE)L332
D1030I1530L532
D1232I18A30L632
D1332I18B30P533
D1432I1932V833
D1532J1131V933
F4A26 (1MZ±FE)J1631
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CodeSee PageJunction Block and Wire Harness (Connector Location)
1F20Roof Wire and Instrument Panel J/B (Lower Finish Panel)
1G20Instrument Panel Wire and Instrument Panel J/B (Lower Finish Panel)1H20Instrument Panel Wire and Instrument Panel J/B (Lower Finish Panel)
1J20Cowl Wire and Instrument Panel J/B (Lower Finish Panel)1M20Cowl Wire and Instrument Panel J/B (Lower Finish Panel)
1S20Floor Wire and Instrument Panel J/B (Lower Finish Panel)
1V20Cowl Wire and Instrument Panel J/B (Lower Finish Panel)1W20Cowl Wire and Instrument Panel J/B (Lower Finish Panel)
2A22Engine Room Main Wire and Engine Room J/B No.2 (Engine Compartment Left)
2J22Cowl Wire and Engine Room J/B No.2 (Engine Compartment Left)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CodeSee PageJoining Wire Harness and Wire Harness (Connector Location)
IN242Floor No.2 Wire and Instrument Panel Wire (Right Kick Panel)
: GROUND POINTS
CodeSee PageGround Points Location
IE40Cowl Side Panel LH
IG40Instrument Panel Brace LH
BM44Roof Left
: SPLICE POINTS
CodeSee PageWire Harness with Splice PointsCodeSee PageWire Harness with Splice Points
B144Roof WireB344Roof Wire
B244Roof WireB544Floor Wire
SERVICE HINTS
Page 4351 of 4592
ILLUMINATION
1B 41C61J4
IG1H 41V 61 2
3 4
7 6
2 1
1614 2G
B
G±R B± G
G
B
B
B B
TAILLIGHT
RELAY7. 5A
PANEL
INTEGRATION
RELAY
FL MAIN
3. 0W
BA TTERY
OFF
TAI L
HEAD
LIGHT
CONTROL
SW
G
I17 3 2 15
F 1
A 1100A ALT
2 6A BA B
B BB B B B B B B B
B ABABABA
A AAA A A
1J 8
1J 7 A
A E 3
F 2A
1 A
B±R B±R
B±R
G±R
COMBINATION SW C13
A
W±B
W± B W± B
J UNCTION
CONNECTOR J 7
JUNCTION
CONNECTOR J11
B
B BG
G G
G G
G G
G G
JUNCTION
CONNECTOR J 2
B
ASHTRAY ILLUMINATION A24BLOWER SW B 5A/C SW A14 CIGARETTE LIGHTER ILLUMINATION C 5REAR WINDOW
DEFOGGER S W R 5
G 1D 5
G
J13
JUNCTION CONNECTORB A, J14
J13
JUNCTION
CONNECTORB A, J14 17 16 G±R
(
*5)
G±Y
(
*5)
(
*6)
DAYTIME RUNNING
LIGHT RELAY (
MAIN) D 6
(
*4) (
*4)
(
*4)
(
*4)(
*4) (
*4) F 4
FUSIBLE LINK BLOCKF A, F 9
2 12A/C CONTROL ASSEMBLY A34
G
(
*3) B
(
*3)
Page 4352 of 4592
IF 3 2A 10
B 5
12
A 13
A
A
W±G
BG B
B
W±B W±BW±G
G
BJ UNCTION
CONNECTOR J 5
* 1 : SEPARATE TYPE AMPLIFIER
* 2 : BUILT±IN TYPE AMPLIFIER2 1
C 2
C 9A AAAAAAA
B A B A
B E
B EA D
A D
A D IH1 10
IH2 5
2 3
31 1
RHEOSTAT R 7
GLOVE BOX LIGHT AND SW G 3 A/T SHIFT LEVER ILLUMINATION
[O/D MAIN SW] O 2RADIO AND PLAYERC
COMBINATION METER ILLUMINATION
[COMB. METER] C10
G
G
(
*1) (
*2)
G
G
G
G G
G G
(
*1) HAZARD SW H 7
G W±B
G
ET
ILL B
B B
W±G
(
*1) (
*1)G
(
*2)
J30
JUNCTION
CONNECTORB A, J31
R 2
RADIO AND PLAYERA B, R 3
J16
JUNCTION
CONNECTORB A, J17
R 4
* 3 : AUTOMATI C A/ C
* 4 : MANUAL A/C* 5 : TMMK MADE W/ DAY TIME RUNNING LIGHT
* 6 : EXCEPT * 5
Page 4353 of 4592
![TOYOTA CAMRY 1999 Service Repair Manual ILLUMINATION
TAILLIGHT RELAY [INSTRUMENT PANEL J/B]
5±3 : Closed with the light control SW at TAIL or HEAD position
C13 COMBINATION SW
14±16 : Closed with the light control SW at TAIL or HEAD posit TOYOTA CAMRY 1999 Service Repair Manual ILLUMINATION
TAILLIGHT RELAY [INSTRUMENT PANEL J/B]
5±3 : Closed with the light control SW at TAIL or HEAD position
C13 COMBINATION SW
14±16 : Closed with the light control SW at TAIL or HEAD posit](/manual-img/14/57448/w960_57448-4352.png)
ILLUMINATION
TAILLIGHT RELAY [INSTRUMENT PANEL J/B]
5±3 : Closed with the light control SW at TAIL or HEAD position
C13 COMBINATION SW
14±16 : Closed with the light control SW at TAIL or HEAD position
: PARTS LOCATION
CodeSee PageCodeSee PageCodeSee Page
A1430F9F28 (5S±FE)J17B31
A2430G330J30A31
A3430H730J31B31
B530I730O231
C530J231R2B31
C1030J531R3A31
C1330J731R4C31
D630J1131R531
F4A26 (1MZ±FE)J13A31R731F4A28 (5S±FE)J14B31
F9F26 (1MZ±FE)J16A31
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CodeSee PageJunction Block and Wire Harness (Connector Location)
1B20Cowl Wire and Instrument Panel J/B (Lower Finish Panel)1C20Cowl Wire and Instrument Panel J/B (Lower Finish Panel)
1D20Instrument Panel Wire and Instrument Panel J/B (Lower Finish Panel)1H20Instrument Panel Wire and Instrument Panel J/B (Lower Finish Panel)
1J20Cowl Wire and Instrument Panel J/B (Lower Finish Panel)1V20Cowl Wire and Instrument Panel J/B (Lower Finish Panel)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CodeSee PageJoining Wire Harness and Wire Harness (Connector Location)
IH140Instrument Panel Wire and Instrument Panel No 2 Wire (Instrument Panel Brace RH)IH240Instrument Panel Wire and Instrument Panel No.2 Wire (Instrument Panel Brace RH)
: GROUND POINTS
CodeSee PageGround Points Location
IF40Left Kick Panel
IG40Instrument Panel Brace LH
: SPLICE POINTS
CodeSee PageWire Harness with Splice PointsCodeSee PageWire Harness with Splice Points
E336 (1MZ±FE)Cowl WireE338 (5S±FE)Cowl Wire
SERVICE HINTS
Page 4357 of 4592
TAILLIGHT
2 1
2 1
1 2
1 2
IG EB 23 15
10A
TAI L
1C 61C91S8 1B 4
1J 71J 8
B 9 B 8 E 3B 5
A A
B CBC
A 1F 1F2
16 1
A 142A
A
W±B W±BW±B G
GGGG±O G±OG± RB±R B±R
B±R B±G
W±B W±B W±B
W±BG±O
G±O
TAILLIGHT
RELAY
INTEGRATION RELAY
JUNCTION
CONNECTOR
FRONT PARKING LIGHT LH
FRONT PARKING LIGHT RH
LICENSE PLATE LIGHT LH
LICENSE PLATE LIGHT RHI17
J12
F 1
F 2
L 1
L 2
OFF
TAI L
HEAD
LIGHT
CONTROL SWFUSIBLE LINK BLOCK
100A
ALT
FL MA IN
3. 0W
BATTERY
JUNCTION
CONNECTOR JUNCTION
CONNECTOR COMB INATION SW C13
J 7
J11G
W±B
G
A
A
W±B
E 4
W±B
W±B
A A
G±R
JUNCTION
CONNECTOR J 2
F F 4 A , F 9
J35
JUNCTION CONNECTORB A, J36 17 16 G±R
(
*1)
G±Y
(
*1)
DAYTIME RUNNING
LIGHT RELAY (
MAIN) D 6(
*2)
B 8 GG
(
*3)
Page 4358 of 4592
5 3
5 3
BL B11 9 3
W± B W± BW±B G±O
G±OG
LIGHT FAILURE SENSOR REAR COMBINATION
LIGHT RH REAR COMBINATION
LIGHT LH
R11 R 9
L 3
W± BG
114 8 10A
GAU GE FROM POWER S OURCE SYS TEM (
SEE PAGE 50)
1S 11D2
IF2 5C 7
A 3D D
R±L
R±L Y±G Y±G
R±L
REAR LIGHTS
WARNING LIGHT
[COMB. METER] JUNCTION
CONNECTOR J 4
3 4
3 4
B 9B 7 B10
A
A W± BG±O G±O
W±B W±B
G±O
G±O TAI L LI GHT RH
[REAR COMB. LIGHT RH] TAI L LI GHT L H
[REAR COMB. LIGHT LH]
R10 R 8
J UNCTION
CONNECTOR J40
W±B
DELAY
B11
BP
W±B
W±BC C 8 A , C10 * 1 : TMMK MADE W/ DAYTIME RUNNING LIGHT
* 2 : EXCEPT * 1
* 3 : TMC MADE
TAIL SIDE
MARKER
TAIL SIDE
MARKER
B 8
11 G
(
*3)
G
(
*3)
G
(
*3)G
(
*3)
Page 4359 of 4592

TAILLIGHT
When the light control SW is turned to TAIL or HEAD position. The current flows to TERMINAL 3 of the light failure sensor
through the TAIL fuse.
When the ignition SW is turned on, the current flows from the GAUGE fuse to TERMINAL 8 of the light failure sensor, and
also flows through the rear lights warning light to TERMINAL 4 of the light failure sensor.
TAILLIGHT DISCONNECTION WARNING
With the ignition SW on and the light control SW turned to TAIL or HEAD position, if the taillight circuit is open, the light failure
sensor detects the failure by the change in current flowing from TERMINAL 3 of the light failure sensor to TERMINAL 9, and
the warning circuit of the light failure sensor is activated.
As a result, the current flows from TERMINAL 4 of the light failure sensor to TERMINAL 11 to GROUND and turns the rear
lights warning light on, which remains on until the light control SW is turned off
TAILLIGHT RELAY [INSTRUMENT PANEL J/B]
5±3 : Closed with the light control SW at TAIL or HEAD position
L3 LIGHT FAILURE SENSOR
4, 8±GROUND : Approx. 12 volts with the ignition SW at ON position
3±GROUND : Approx. 12 volts with the light control SW at TAIL or HEAD position
11±GROUND : Always continuity
: PARTS LOCATION
CodeSee PageCodeSee PageCodeSee Page
C8A30F9F26 (1MZ±FE)J4032
C10C30F9F28 (5S±FE)L132
C1330I1730L232
D630J231L332
F126 (1MZ±FE)J431R833F128 (5S±FE)J731L933
F226 (1MZ±FE)J1131R1033F228 (5S±FE)J1231R1133
F4A26 (1MZ±FE)J35A31F4A28 (5S±FE)J36B31
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CodeSee PageJunction Block and Wire Harness (Connector Location)
1B20Cowl Wire and Instrument Panel J/B (Lower Finish Panel)1C20Cowl Wire and Instrument Panel J/B (Lower Finish Panel)
1D20Instrument Panel Wire and Instrument Panel J/B (Lower Finish Panel)
1J20Cowl Wire and Instrument Panel J/B (Lower Finish Panel)
1S20Floor Wire and Instrument Panel J/B (Lower Finish Panel)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CodeSee PageJoining Wire Harness and Wire Harness (Connector Location)
IF240Floor Wire and Instrument Panel Wire (Left Kick Panel)
: GROUND POINTS
CodeSee PageGround Points Location
EB36 (1MZ±FE)Left Radiator Side SupportEB38 (5S±FE)Left Radiator Side Support
IG40Instrument Panel Brace LH
BL44Under the Left Center Pillar
BP44Back Panel Center
SYSTEM OUTLINE
SERVICE HINTS