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Front Window Deicer Wiring Diagram

This document provides a wiring diagram for the front window deicer system in a vehicle produced starting in August 2013. It shows the electrical connections between the deicer, its control unit, switches and other components. Power is supplied to the deicer from the battery through a relay and fuse. Signals are sent to and from the deicer switch and various junction connectors via the vehicle's CAN bus network to control deicer operation.
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0% found this document useful (0 votes)
56 views4 pages

Front Window Deicer Wiring Diagram

This document provides a wiring diagram for the front window deicer system in a vehicle produced starting in August 2013. It shows the electrical connections between the deicer, its control unit, switches and other components. Power is supplied to the deicer from the battery through a relay and fuse. Signals are sent to and from the deicer switch and various junction connectors via the vehicle's CAN bus network to control deicer operation.
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
You are on page 1/ 4

Front Window Deicer (From Aug.

2013 Production)

(BAT) (IG)

20A 10A
DEICER ECU–IG
NO. 2

1 27 2F

B–R

L
19

Connector
Junction
A56
21

5 5

5 2

DEICER
Relay

3 1

5 5

G
L

3 1 42 GA2
Front Wiper Deicer
(Windshield Glass)

40 B
A42

FDEF
2

G13(B)
A/C Amplifier
Assembly
W–B
W–B

A2

-1-
Front Window Deicer (From Aug. 2013 Production)

Junction Connector
GR

GR
W

W
12 1 1 12
G82
Junction Connector

G85
15 4 2 13
BR
W

W
P

13 B 14 B
CA1L CA1H
39 GH1 40 GH1
G39(B)
Power Management
Control ECU
CA3P CA3N
12 B 11 B
(∗1)

(∗1)

(∗2)

(∗2)
BR

W
P

P
11 22 1 A 2 A 9 D 10 D
G83
Junction Connector CANH CANL CANH CANL
Front Window Front Window
10 21 Deicer Switch Deicer Switch
BR

H45(A) H57(D)
Multi–Media Module Multi–Media Module
Receiver Assembly Receiver Assembly

11 B 12 B
CANH CANL

G13(B)
A/C Amplifier Assembly

∗ 1 : w/ LEXUS Navigation System


∗ 2 : w/o LEXUS Navigation System

-2-
Front Window Deicer (From Aug. 2013 Production)

A42 A56
Gray White

3 2 1

1 2 3 4 5 6 7 8 9 10 11
90980-11348
12 13 14 15 16 17 18 19 20 21 22

90980-12372

G13 G39
Black Black

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 1 2 3 4 5 6

7 8 9 10 11 12 13 14 15 16 17 18

90980-12557 19 20 21 22 23 24 25 26 27 28 29 30

90980-12844

G82 G83
White White

1 2 3 4 5 6 7 8 9 10 11 1 2 3 4 5 6 7 8 9 10 11
12 13 14 15 16 17 18 19 20 21 22 12 13 14 15 16 17 18 19 20 21 22

82824-30420 82824-30420

G85
White

1 2 3 4 5 6 7 8 9 10 11
12 13 14 15 16 17 18 19 20 21 22

90980-12372

-3-
Front Window Deicer (From Aug. 2013 Production)

H45 H57
White White

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 1 2 3 4 5 6 7 8 9 10 11 12 13 14

18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 15 16 17 18 19 20 21 22 23 24 25 26 27 28

39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59

90980-12555

90980-12964

2F
White

1 2 3 4 5 6 7 8 9 10

11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40

90980-12794

GA2
White

1 2 3 4 5 6 7 8 9 10 11 12

13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 12 11 10 9 8 7 6 5 4 3 2 1

30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31
90980-12779

90980-12799

GH1
White

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64
16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1

40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
90980-12774

90980-12798

-4-

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