Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 2004-2007 Approved SRM 44 systemci 061sh
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Seat Heater
From Power Source System (See Page 58)
J18
Junction
Connector
J20
87 7 B- R Junction
Connector
15A 10A W- B 3 42
S- HTR ECU- IG 9
52
W- B
W- B
W- B
B- R
B- R
B- R
35 1K 36 1K 23 1L
3 1 3 1
IG E IG E
(Front Passenger' s Seat)
Seat Heater SW
Seat Heater SW
(Driver' s Seat)
GR
GR
RV SW RV SW
S6
S7
2 4 2 4
R- G
R- B
L- B
R
Junction Connector
Junction Connector
J11(A), J12(B)
J33(A), J34(B)
9 A 10 A 23 A 22 A
J33(A), J34(B)
J11(A), J12(B)
Connector
Connector
24 A 8 A
Junction
Junction
25 B 26 B 11 B 10 B
12 B 24 B
R- B
L- B
GR
GR
R- G
GR
R
B A D A E A A A
J44(A), J45(B)
Connector
Junction
4 BN1 5 BN1 3 BN1
C B K B J B A B
W- B
W- B
W- B
R- G
R- B
L- B
GR
GR
R
4 3 2 1 4 3 2 1
S30 S31
Seat Heater ECU LH Seat Heater ECU RH
W- B
1 2 3 4 1 2 3 4
W- B
6 BN1
Temp. Temp.
Sensor Sensor
W- B
Heater Heater Heater Heater
Seat Cushion Seat Back Seat Cushion Seat Back
BH BI IG
288
2005 SIENNA (EWD613U)
Service Hints
S6 Seat Heater SW (Driver's Seat)
3-Ground : Approx. 12 volts with the ignition SW at ON position
1-Ground : Always continuity
S7 Seat Heater SW (Front Passenger's Seat)
3-Ground : Approx. 12 volts with the ignition SW at ON position
1-Ground : Always continuity
: Parts Location
Code See Page Code See Page Code See Page
J11 A 36 J33 A 36 S6 37
J12 B 36 J34 B 36 S7 37
J18 36 J44 A 42 (*1) S30 42 (*1)
J20 36 J45 B 42 (*1) S31 42 (*1)
: Junction Block and Wire Harness Connector
Code See Page Junction Block and Wire Harness (Connector Location)
1K
27 Instrument Panel Wire and Driver Side J/B (Lower Finish Panel)
1L
: Connector Joining Wire Harness and Wire Harness
Code See Page Joining Wire Harness and Wire Harness (Connector Location)
BN1 54 (*1) Floor No.2 Wire and Seat No.1 Wire (Under the Front Passenger's Seat)
: Ground Points
Code See Page Ground Points Location
IG 46 Right Kick Panel
BH 50 Under the Left Center Pillar
BI 50 Under the Right Center Pillar
* 1 : w/ Power Seat * 2 : w/o Power Seat
289
2005 SIENNA (EWD613U)
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