TOYOTA AVENSIS 2003 Service Repair Manual (2234 Pages), Page 2110: 524AVENSIS (EWD526E) Power Heater (Electrical ...

524AVENSIS (EWD526E)
Power Heater (Electrical Type)
HRIN
10A HTR
3
5
2
1
4
HTR Relay
C
From Power Source System
(
See Page 120 )
DF
4DF 2DA34
DP
2DC 6
CE
5
CA
1 R–W
R–W
GR–R
( LHD )
GR–R
( RHD )
L–B
W–B
GR–R
( RHD )
Junction
Connector
J2 8
C
(LHD )
B–W
ALT
(
EFII )
GR–R
( RHD )
50A
HTR1
3 50A
HTR2
3
P 7
3
25HTR1 Relay
3
11
2HTR2 Relay
PTC Heater
R–W
B–R
W–L
B
BR W
BR
B
12
W
GR–R
( LHD )
22
11
IK2
5IK2 16
33 3
33 33 3
I 3
EIPTC2
(
PTCL ) PTC1
(
PTC )
R–W
W–L R–W
W–L
5
BR
BR (
RHD )P–LB
GR
Y–R Y–B
PT
A2 2Air Mix Control Servo Motor M
MAX
HOT
MAX
COOL
GND
VZ AMH
AMC
TP
SG–2
S5–2
5
4
3
2
1
A/C Control AssemblyA1 3
IK2
13
3
M
B–L
AlternatorA1 1
26
15
16
34
36
5
35
20
19
B
B–R
( LHD )
GR–R 40A HTR
1
1
2
L
PTC1 PTC2
AVENSIS (EWD526E) 525
CF
7 CC
10 7. 5A
ECU–B 2
From Power Source System
(
See Page 120 )
6 40A
MAIN
W–R
1
R–Y
CE
2 CB
1
R–W
( RHD )
R–W
( LHD ) 2
2
1
1
HRLY
W–R
+B
IG
R–W
( LHD ) R–W
( LHD )
Integration Relay P–B
10 IC1MPX1
I1422
P
11
P–B P–B
MPX2
IC1
1
P
P
MPX– MPX+
P–B
MPX2 MPX1
P
H HJunction
ConnectorJ2 6
R–W
( RHD )
3
IK CG
GND
A
(
RHD )
IP
W–B
W–B
( RHD )
W–B
( LHD )
W–B
6CA
Engine ECU
(
M/T )E 9(
A )
, E10 (
B )
A
20
A
21
RPTC1
( SIG1 )
R–W
PTC1
B
11
A/C Control Assembly
A1 3
31
2H–LP Relay
R–Y
W–R
22
22 5
W–L
W–L
AE
BD
Junction
Connector
J 3
(
A )
, J 4 (
B )
9
28
30
2
1
29
40
A
A Junction
Connector
J1 7
(
LHD )
Combination
MeterC10
BEAN
(
BODY )
BEAN
(
EFI )
13
14
Junction
Connector
J1 5
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528AVENSIS (EWD526E)
Power Heater (Combustion Type)
2
1
M
8
321
6
3 5
W–B
L
W–B G–Y
Y
W–B
A
A
W
G–Y
Y
G–Y
J1 5 P 1Junction
Connector
W–B
2
A
R–W
R–W
IN
E
IG
EC
IK 10A
HTR
From Power Source System
(
See Page 120 )
DC
6 25A
PWR HTR
1
1
2
CK
12 CB
1
L
Alternator
A1 1
4
Fuel PumpF17Junction
ConnectorJ 2 P 5
W–B
SW
ALT+L F/P–
+
IE6
12Power Heater SW
Power Heater Assembly
EE1
3
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530AVENSIS (EWD526E)
I GROUND POINT
Electronic
Driver Unit
DLC3
Engine and
ECT ECU
(
A/T ) Ignition Coil and
Igniter No. 1
Ignition Coil and
Igniter No. 2
Ignition Coil and
Igniter No. 3
Ignition Coil and
Igniter No. 4
Combination SW
DLC3
Engine and
ECT ECU
(
A/T )
ISC Valve E 4
E 4
E 4
EF
IK2
14 W–B
W–B
W–B
W–B
W–B
W
BR BR
W–B
W–B
W–B
( SG )
( ME01 )
( E02 )
( E01 )
( E03 )
(
E1 )
EE
W–B
W–B
W–B
BR
BR
BR
(
E02 )
( E01 )
( E04 )
( E05 )
EE
W–B
W–B
W–B
W–B
(
Unleaded Gasoline )
( Unleaded Gasoline )
W–B
EF
BR
W–B
BR
BR
( E1 ) A E
B
D
B
D
B
E
B E
J1 2 (
A )
, J13 (
B )
BR
BR
BR
BR
DB
E
E
B B
D
A
B E
J1 2(
A )
, J13 (
B )
BR
BR
BR
W–B
W–B W–B
(
1AZ–FSE )
( 1AZ–FSE )
( 1AZ–FE )
( 1AZ–FE ) (
SG )
Junction Connector
Junction Connector
Engine ECU
(
M/T )
Engine ECU (
M/T ) BR
( EOM )
Ignition Coil and
Igniter No. 1
Ignition Coil and
Igniter No. 2
Ignition Coil and
Igniter No. 3
Ignition Coil and
Igniter No. 4
E 4
E 4 W–B
W–B
W–B
W–B
W–B
(
EOM ) BR E 5 : LHD
E 4 : RHD
E 3 : LHD
I 3 : RHD
AVENSIS (EWD526E) 531I
Engine and
ECT ECU
(
A/T ) Ignition Coil and
Igniter No. 1
Ignition Coil and
Igniter No. 2
Ignition Coil and
Igniter No. 3
Ignition Coil and
Igniter No. 4
DLC3
ISC Valve
Engine Oil Level
Sensor
Fuel Filter
Warning SW
Fuel Heater
Engine ECU
(M/T )
DLC3
Combination SW
Glow Plug Relay
HTR1 Relay
HTR2 Relay
Throttle
Position SWElectronic
Driver Unit E 4
E 4
W–B
W–B
W–B
W–B
W–B
EH
BR
W–B
EG IK2
14
W–B
W–B
BR
W–B
BR
(
E02 )
( E01 )
(SG )
3
3I 3 I 3 I 3
I 3
I 3 EI
BR
BR
BR
BR
BR
W–B
BR
BR
W–B
W–B
W–BW–B
BR
( E1 )
( E02 )
( E01 )
(
E1 )
( E03 )
(1ZZ–FE, 3ZZ–FE )
( 1ZZ–FE, 3ZZ–FE )
W–B
A
B E
ED
B
D B
B E
J1 2 (
A )
, J13 (
B )
BR
BR
BR
B E
BR (
EOM )
( SG )
BR
W–B
W–B
W–B(
1CD–FTV )
Engine ECU
(
M/T )
Junction Connector
Engine ECU
(
M/T )
532
AVENSIS (EWD526E)
I GROUND POINT
Water Temp. SW
(
Radiator Fan )
Headlight Cleaner
Control Relay
Headlight Cleaner
Control Motor
Headlight Control
ECU RH
Headlight RH (
Low )
Front Turn Signal
Light RH
Front Side Turn
Signal Light RH
Front Clearance
Light RH
Front Fog Light RH Skid Control
ECU with
Actuator
Headlight Beam Level
Control Actuator LH
Front Side Turn
Signal Light LH
Front Turn Signal
Light LH
Engine Hood
Courtesy SW
Brake Fluid Level
Warning SW
EFI Relay
IG2 Relay
Headlight LH (
High )
A/F Relay
Front Clearance
Light LH
Front Fog Light LH
F–HTR Relay
Fuel Pump
EPS ECU
Headlight RH
(
High )
Front Window Deicer
Front Wiper Motor
Headlight Control
ECU LH
Headlight LH (
Low )
Power Heater
Assembly
FAN NO. 2 Relay
Radiator Fan Motor
Radiator Fan
Resistor E 1
E 1
E 1
E 1
E 1
E 1
E 2
E 2
E 2
E 2
E 2
W–B W–BEB
EA
4
4
W–B
W–B
W–B
W–B
( w/ HID )
W–B
( w/o HID )
(
w/o HID )
W–B ( ∗ 1 )
W–B
W–B
W–B
W–B W–B
W–BW–B
W–B W–B
W–B
W–B
W–B
W–B
W–B
W–B (
w/o HID )
W–B
(GND1 )
( GND2 )
4
2
E 2
E 2
E 2 W–B
( ∗ 1 )
W–B
W–B
W–B
W–B
W–B
D
D
AA
EC
EDE 2
W–B
J 2
D
A
W–B
( w/ HID )
W–B
( w/o HID )
W–B
W–B W–B
W–B
W–BW–B
W–B
W–B
1E 2 E 2
W–B
W–B
( 1AZ–FSE, 1AZ–FE )
W–B
( 1ZZ–FE, 3ZZ–FE ) W–B ∗
1 : w/ Daytime Running Light
IM W–B
W–B
Junction
Connector
W–B
W–B
W–B
E 2
W–B
W–B
E 2
W–B
W–B
W–B
W–B W–B
E 1
W–B
E 1
W–B
W–B
EFI MAIN Relay
1
E 2 W–B
W–B
AVENSIS (EWD526E) 533I
License Plate Light LH
License Plate Light RH
Back Door
Courtesy SW
High Mounted
Stop Light
Fuel Lid Opener Motor
Seat Heater SW
Seat Heater LH
Fuel Pump Power Seat Control SW
(
Front Passenger' s
Seat )
Power Seat Control
SW (
Driver' s Seat )
Door Unlock
Detection SW
Rear LH Seat Heater LH
Power Window
Control SW Rear LH
Power Window Motor
Rear LH
Door Unlock
Detection SW
Rear RH
Power Window Control
SW Rear RH
Power Window Motor
Rear RH
Power Seat Control SW
(
Front Passenger' s
Seat )
Power Seat Control SW
( Driver' s Seat )
Seat Heater RH
Buckle SW (
Front
Passenger' s Side )
Theft Warning Siren
Seat Heater RH (
ACT– )
(
E )
A A
BW
W–B W–B
W–B
W–B
W–B
W–B
W–B
W–B
( S/D )
A
H B
F
B F
B F
B F
J3 5
(
A )
, J36 (
B )
Lumbar Support
Control SW
(
E1 )
( E2 )
B 2
B 2
BA1
10
BQ W–B
(
RHD )
W–B (
LHD )
W–B (
LHD )
W–B (
LHD )
W–B
W–B
W–B
W–B
W–B
W–B
BR
W–B
W–B
W–B
( Gasoline )
W–B
( w/o Power Seat )
( E1 )
( E2 )
Lumbar Support
Control SW
J3 7
(
A )
, J38 (
B )
A
H
B
F
B F
B F
B F
BV BU B 8
B 8
BC110 W–B
W–B
W–B
W–B
W–B
W–B
W–B W–B W–B W–B
( RHD )
W–B
( RHD )
W–B
( RHD )
W–B
( LHD )
W–B
W–BW–B
J3 3(
A )
, J34 (
B )
B A
B A
B A
B A
B A
A
A
( LHD )
B
( S/D )
W–B W–B
Luggage Compartment
Door Lock Motor
Luggage Compartment
Door Opener SW
License Plate
Light RH
License Plate
Light LH
Rear Combination
Light LH
Rear Combination
Light RH B
CB C
A
BA BAB
BC
BS
BT W–B
W–B
( S/D )
( S/D )
W–B
W–B
( S/D )
W–B
( S/D )
W–B
W–B4BF1 2BD1
BG1
3 BE1 2
BX
(
L/B )
( W/G )
W–B
( W/G )
W–B ( L/B )
W–B
( L/B )
W–B
( W/G ) W–B
( L/B, W/G )
J3 0(
A )
, J31 (
B )Junction
Connector
Junction
Connector
Junction
Connector Back Door
Lock Motor
Double Lock
Position SW
Rear LH
Occupant Detection
Sensor Double Lock
Position SW
Rear RHHigh Mounted
Stop Light
BG1 4
L
( W/G )
W–B
(
L/B )
W–B
( W/G )
Rear Window Defogger
W–B
Back Door Opener SW
W–B
Buckle SW (
Front
Passenger' s Side )
Occupant Detection
Sensor W–B
C
W–B C C C
C
Junction
ConnectorJ3 2
W–B
Luggage Compartment
Light SW
(L/B, W/G )
( L/B, W/G )
W–B
W–B
( L/B, W/G )
(
w/ Power Seat )
( w/ Power Seat )
( w/ Power Seat )Junction Connector
534
AVENSIS (EWD526E)
I GROUND POINT
Combination Meter
Front Wiper
Deicer SW
Remote Control
Mirror SW
Door Control Receiver
Front Passenger' s
Seat Belt Warning
Light Transponder Key
Computer
TRC Off SW
Kick Down SW
(
E )
( ILL– )
Headlight Cleaner SW
Headlight Beam Level
Control SW
( TL )
( ILL– )
Glove Box Light
Headlight Beam Level
Control ECU
Wiper Relay
( TL )
( ILL– )
Multi–Display
Blower Motor
Controller A/C Control
Assembly
Mirror Heater RH
Power Window Motor
Front RH
Power Window Control
SW (
Front
Passenger Side )
Multi–Display
Navigation ECU
Multi–Display
A/C Control
Assembly
A/C Control
Assembly
Transmission
Control SW
Shift Lock
Control ECU
Remote Controller
(
Navigation )
Cigarette Lighter
Power Outlet
SEAT HTR Relay (
E )
( ILL– )
( E )
( E )
( ILL– )
( ILL– )
( GND1 ) ECT Pattern
Select SW
Hazard SW
CK
6
CJ 4
CJ 5
6
CI
CD 8
9
CH CI
5
10
CJ
CJ 11
CG 4
5
CG
CH 10
CG 3 CJ
6
CF 11
CF 12
CG 9
CI 2
CE 11
CH 3
CH 8
CD 9
CE 10 IJ1
4 IG2
4
IG1 1
(∗ 2 )(
∗ 3 )
CA
6
Power Heater SW
B 7
IL1 9
IP IK
(
E )
( ILL– )
DA33 II1
2
A
A
A
A
A
A
A
AA A A A A
W–B
W–B
W–B W–B W–B W–B
W–B
W–B
W–B
W–B
W–B
W–B W–B W–B
W–B
W–B
W–B
W–B W–B W–B
W–B
W–B
W–B
W–BW–B
W–B
W–B
W–B W–B
W–B
W–B
W–B
W–B
W–B
W–B W–B W–B
W–B W–B W–B
W–B
W–B W–B
W–B
W–B
W–B
(
∗ 5 )
( Except ∗5 )
(
∗ 4 )
(
∗ 6 )
(
∗ 6 )
( ∗ 6 )
W–B
W–B
J1 5
J1 7
∗ 1 : w/ Daytime Running Light
∗ 2 : 1AZ–FSE
∗ 3 : Except 1AZ–FSE
(∗ 5 )
(Except ∗5 ) Blower Resistor
W–B
( LHD ) ∗
4 : w/ Multi–Display w/o Navigation System (
Map Type )
Junction Connector
Junction
Connector ∗
6 : w/ Navigation System (
Map Type )
Rear Window Defogger
SW
Security Indicator
Light
CF
13
W–B
(SNSE )Navigation
ECU
Cigarette Lighter
Illumination (
GND )
∗
5 : Automatic A/C
( GND )
(
GND )
( GND )
IJ24
W–B
( ∗ 5 )
(
∗ 7 )
( ∗ 7 )
∗
7 : Power Heater (
Combustion Type )
∗ 8 : 1CD–FTV Power Heater (
Hot Gas Type )
AVENSIS (EWD526E) 535I
Interior Light
Personal Light
Vanity Light RH
Vanity Light LH
Moon Roof Control SW
Inner Mirror
Moon Roof Control
Relay and Motor
P/POINT Relay
Noise Filter
(
Rear
Window Defogger No. 1 )
HTR Relay
Door Key Lock and
Unlock SW
( Driver' s Side )
Power Window Motor
Front LH
Power Window
Master SW
Mirror Heater LH
( EL )
Combination SW
Radio and Player
Integration Relay
IG1 Relay
Airbag Sensor
Assembly
Combination
SW
ST Relay
Combination Meter
Unlock Warning SW
Turn Signal Flasher
Relay
Combination SW
Combination Meter
DLC3
Power Heater SW B 5
B 5
B 5
B 5
B 5
BB1 2
5DA 21
DK
6
( E1 )
( E2 )
( EF )
5 DD
4
DD 3
DA 16
DA
9 DP
1
DF
4
B 1
B 1
B 1
IA1
9
IJ
IN
DJ
2
W–B
W–B
W–B
W–B
W–B
W–B
W–B W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B W–BW–B
W–B
W–B
BR
W–B W–B
W–B W–B W–B
W–B
W–B W–B
W–B W–B
W–B
W–B
W–B
W–B
W–B
A
A
A
A
A
A
A
A
A
W–B
( TB )
( CG )
( E )
( ILL– ) Combination SW
J1 6
(
LHD )
(
LHD )
(
LHD )
IL : LHD 1CD–FTV
IO : LHD Gasoline
Junction
Connector Door Unlock Detection
SW
(
Driver' s Side )
( ∗ 1 ) Door Lock
Control SW
( ∗ 8 )
( ∗ 8 )
536
AVENSIS (EWD526E)
I GROUND POINT
Combination
SW
Combination Meter
Remote Control
Mirror SW
Theft Deterrent ECU
ECT Pattern
Select SW
Headlight Beam Level
Control ECU Combination SW
Unlock Warning SW
Navigation
ECU
Multi–Display
Navigation
ECU
Multi–Display
Combination SW
Combination SW
Radio and Player
Front Passenger' s
Seat Belt
Warning Light
Hazard SW
Transponder Key
Computer
Power Heater SW
Cigarette Lighter
TRC Off SW CG
6
CK 6
CD 8
CG 9
CF 13
CK 7
CG 4
CG 5
CH 10
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
( ∗ 6 )
(
∗ 6 )
(
∗ 6 )
W–B ( ∗ 4 )
(
E ) CH
8
CH 9
CB 3
CI 5 W–B
W–B
W–B
W–B
CA
6 CD
9
CI 2
CF 11 W–B
W–B
W–B
(TB )
(
CG )
(
E )
( ILL– )
DLC3
Headlight Beam Level
Control SW
Turn Signal Flasher
Relay
A
A
A A
A A
A
A A
(
E )
( ILL– )
(
E )
( ILL– )
J1 6
W–B
W–B
W–B
W–B
W–B
W–B
W–B
W–B
IL INW–B
W–B
W–B
W–B (
EL )
(
SNSE )
( ILL– )
( GND1 )
∗ 6 : w/ Navigation System (
Map Type ) Door Key Lock and
Unlock SW
(
Driver' s Side )
Power Window Motor
Front RH
Mirror Heater RH
Power Window
Master SW
B 7
B 7
B 7
IL1
9
IP W–B
W–B
W–B
W–B
W–B
W–B
W–BW–B
(
∗ 10 )
( ∗ 10 )
( ∗ 9 )
W–B
W–B W–B
(
RHD )
W–B
(
RHD )
(
RHD ) Door Key Lock and
Unlock SW
(
Driver' s Side )
Door Unlock
Detection SW
( Driver' s Side )
Junction Connector
∗ 9 : w/o Double Locking
∗ 10 : w/ Double Locking
Rear Window Defogger
SW
Security Indicator
Light
Cigarette Lighter
Illumination
Door Unlock
Detection SW
(
Driver' s Side )
Double Lock
Position SW
( Driver' s Side )
(
EF )
( GND )
( GND )
AW–B
( TL )
( ILL– )
∗ 4 : w/ Multi–Display w/o Navigation System (
Map Type ) Headlight Cleaner SW
W–B
5
CD
Door Lock
Control SW
∗ 5 : Automatic A/C
AVENSIS (EWD526E) 537I
Vanity Light LH
Moon Roof Control SW
Inner Mirror
Theft Warning
Ultrasonic Sensor
Noise Filter (
Rear
Window Defogger No. 1 )
HTR Relay
Moon Roof Control
Relay and Motor
P/POINT Relay
Airbag Sensor
Assembly
ST Relay
Integration Relay
IG1 Relay B 5
B 5
B 5
B 5
BB1
2
W–B
W–B
W–B
W–B
W–B
W–B
5D
A
21
DD 4 DK
6
W–B
W–B
DD 3
5DJ 2
W–B
DA9
W–B
W–B
(
E1 )
( E2 )
IJ
DF
4
IA1
9
W–B
(
RHD )
DP
1
W–B Multi–Display
J1 5
(
∗ 5 )
(
Except ∗5 )
W–B
W–B
W–B
W–B
W–B
IK
A A
A
A
A
(RHD ) Blower Motor
ControllerA/C Control
Assembly
Wiper Relay Door Control Receiver
Power Window Motor
Front LH
Power Window Control
SW
(
Front Passenger
Side )
Mirror Heater LH
Door Unlock
Detection SW
(
Front Passenger' s
Side )
B 1
B 1
B 1 W–B
W–B
W–B
W–B
W–B Interior Light
Personal Light
W–B W–B
W–B
Vanity Light RH
W–B
W–B
Power Outlet
A/C Control
Assembly
A/C Control
Assembly
Glove Box Light
Transmission
Control SW
Shift Lock Control
ECU
Remote Controller
(
Navigation )
Combination Meter
Blower Resistor A
A
4
IJ1
A
A
A
A
A
A
A
W–B
W–B W–B
W–B
W–B
W–B
W–B
W–B
A
W–B
( ∗ 5 )
( Except ∗5 )
( E )
( ILL– )
II12
W–B W–B
J1 7
W–B
W–BW–BW–B
W–B W–B
W–B
W–B
Junction
Connector
Junction Connector (
GND )
Double Lock
Position SW
( Front Passenger' s
Side )
IJ2
4
W–B
( ∗ 5 )
W–B
A
( GND )
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