No

Step 8

Replace the window regulator control module.

(a)

Replace the window regulator control module. Refer to

11.5.8.8

 

Window Regulator Module Replacement (If

equipped)

.

IS the left front window regulator working properly?

Yes

System normal

No

Step 9

Check the left front window regulator control motor circuit.

A B

Driver Door Window Motor Harness 
Connector DR02

FE11-5409b

(a)

Operate the left front window switch button.

(b)

Test continuity between the left front window regulator motor
harness connector DR02 terminals A, B and the ground with
a multimeter.

Test Terminal

Test

Conditions

Standard

Value

DR02 (A)-DR02 (B)

Down

11-14 V

DR02 (A)-DR02 (B)

Up

11-14 V

Is the resistance specified value?

Yes

Go to step 11

No

Step 10

Repair the left front window regulator motor control circuit open.

(a)

Repair the open circuit between the window regulator motor
harness connector DR02 terminals A,B and the left front
window regulator control module wiring harness connector
SO24 terminals No.33,34 respectively.

Is the left front window regulator working correctly?

Yes

System normal

No

Step 11

Replace the left front window regulator motor.

(a)

Replace the left front window regulator motor. Refer to

11.5.8.3

 

Left Front Window Regulator Motor Replacement

.

Confirm the repair completed.

Next

Step 12

System normal.

Body Electric

Glasses / Windows / Mirrors

11-173

Note

Other single window regulator inoperative diagnostic is similar.

11.5.7.8 Window Regulator Inoperative (With Window Express Down Function)

Schematic:

01

Right Rear Window Switch 

Right Rear Window Motor

Right Front Window Switch 

Right Front Window Motor 

Left Rear Window Motor 

Left Rear Window Switch 

Right Front Window Motor 

Left Front Window Switch 

To BCM 

To Battery 

To Background 

Light Adjust Switch 

FE11-5410b

Diagnostic Steps:

Step 1

Check the fuse EF30.

11-174

Glasses / Windows / Mirrors

Body Electric

1413 12 1110

5

1

2

3

4

6

7

8

9

G

D

C

B

E

F

A

86

86

30

87

85

86

86

87

87

87

30

30

30

85

85

85

2

2

3

3

5

5

1

1

1

2

5 3

EF06

EF02

EF30

EF05

EF16

EF04

EF03

EF15

EF12

EF10

EF1

1

EF09

EF13

EF14

FE11-5411b

(a)

Check whether the fuse EF30 is blown.
Fuse Rated Current: 30 A

Is the fuse blown?

No

Go to step 3

Yes

Step 2

Check the fuse EF30 circuit.

(a)

Check whether there is a short circuit.

(b)

Repair the circuits. Confirm that there are no short circuits.

(c)

Replace with fuses with rated current.

Is the window regulator working properly?

Yes

System normal

No

Step 3

Check the left front door combination switch ground circuit.

1

10 11 12 13 14 15 16 17 18

24

23

22

21

20

19

2 3 4 5 6 7 8 9

Left Front Window Switch Harness 
Connector DR08

FE11-5405b

(a)

Disconnect the left front window switch wiring harness
connector.

(b)

Measure resistance between the left front window switch
wiring harness connector DR08 terminal No.20 and the
ground.
Standard Resistance: Less than 1 Ω

Is the resistance specified value?

Yes

Go to step 5

No

Step 4

Repair the left front door combination switch ground circuit open.

(a)

Repair the left front door combination switch ground circuit
open.

Is the window regulator working properly?

Yes

System normal

Body Electric

Glasses / Windows / Mirrors

11-175

No

Step 5

Check the left front window switch.

1

10 11 12 13 14 15 16 17 18

24

23

22

21

20

19

2 3 4 5 6 7 8 9

Left Front Window Switch Harness 
Connector DR08

FE11-5412b

(a)

Connect the left front window regulator switch wiring harness
connector.

(b)

Operate the window switch.

(c)

Test continuity between the left front window switch wiring
harness connector DR08 corresponding terminals with a
multimeter.

Test Terminal

Test

Conditions

Continuity

DR08 (20)-DR08 (11)

Down

Less than 1 Ω

DR08 (20)-DR08 (15)

Down

Less than 1 Ω

DR08 (20)-DR08 (17)

Down

Less than 1 Ω

DR08 (20)-DR08 (13)

Down

Less than 1 Ω

DR08 (20)-DR08 (10)

Up

Less than 1 Ω

DR08 (20)-DR08 (14)

Up

Less than 1 Ω

DR08 (20)-DR08 (16)

Up

Less than 1 Ω

DR08 (20)-DR08 (12)

Up

Less than 1 Ω

Is the resistance specified value?

Yes

Go to step 7

No

Step 6

Replace the left front window switch.

(a)

Replace the left front window switch. Refer to 

11.5.8.4

 

Left

Front Window Switch Replacement

.

Is the window regulator working properly?

Yes

System normal

No

Step 7

Check the faulty window regulator motor control signal circuit.

(a)

Operate the faulty window switch.

(b)

Test continuity between the window regulator motor
corresponding wiring harness connector terminals No.3,7
and the ground with a multimeter.

Test Terminal

Test

Location

Test

Condition

Continuity

DR03 (7)-

DR08 (11)

Left Front

Window

Down

Less than 1 Ω

11-176

Glasses / Windows / Mirrors

Body Electric