
Radiator Fan
From Power Source System (See Page 58)
10A
HTR
26 1C
R- Y
2 2C
3 2G
R- Y
L
L
E6
Engine Control Module
3 3
RFC
3 1
9
1 G FAN
Relay
R- Y
50A FAN
5 2
9 IJ1 3 3
Fusible Link Block
F 6(A), F12(G)
140A ALT
W- B
R- Y
W
C3
2 Cooling Fan ECU 3
1 A SI +B
W
FL MAIN
3. 0W
M+ M- M+ M- GND
2 A 1 A 2 B 1 B 1
Fan Motor (Main)
Fan Motor (Sub)
W- B
W- B
M M
Battery
E3
W- B
ED
348
2005 SIENNA (EWD613U)
Service Hints
C3 Cooling Fan ECU
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
C3 32 F6 A 32
E6 35 F12 G 32
: Relay Blocks
Code See Page Relay Blocks (Relay Block Location)
3 24 R/B No.3 (Engine Compartment Left)
: Junction Block and Wire Harness Connector
Code See Page Junction Block and Wire Harness (Connector Location)
1C 27 Engine Room Main Wire and Driver Side J/B (Lower Finish Panel)
2C
22 Engine Room Main Wire and Engine Room J/B (Engine Compartment Left)
2G
: Connector Joining Wire Harness and Wire Harness
Code See Page Joining Wire Harness and Wire Harness (Connector Location)
IJ1 48 Engine Wire and Engine Room Main Wire (Right Kick Panel)
: Ground Points
Code See Page Ground Points Location
ED 44 Front Side of the Left Fender Apron
: Splice Points
Code See Page Wire Harness with Splice Points Code See Page Wire Harness with Splice Points
E3 44 Engine Room Main Wire
349
2005 SIENNA (EWD613U)