Opel Frontera UBS. Service manual — part 2764

8D–256

WIRING SYSTEM

Circuit Diagram (LHD W/Keyless Entry)-2

3

3

1

1

2

2

7

4

7

1

3

15

14

15

14

2

1

1

2

2

7

0.5

B

0.5

B

0.5

L/Y

0.5

LG/R

0.5

LG/R

0.5

L/Y

1.25

B

D-17

H-19

H-19

D-17

D-17

H-23

D-8

D-8

D-8

H-23

H-23

D-14

D-14

5

15

B-22

B-22

D-14

H-19

B-1

H-18

H-18

H-22

H-22

D-30

D-30

D-5

B-18

BODY-LH

1.25

B

1.25

B

0.5

LG

0.3

LG/L

0.5

LG/R

0.5

LG/R

1.25

B

0.3

LG/L

0.3

LG/L

0.5

LG/R

0.3

LG/L

2.0

B

BODY-RH

DOOR LOCK

KEY SW-RH

DOOR LOCK

KEY SW-LH

LOCK

UNLOCK

LOCK

UNLOCK

LOCK

UNLOCK

LOCK

UNLOCK

FRT DOOR LOCK &

POWER WINDOW

SW-RH

B

1

ANTI-THEFT &

KEYLESS ENTRY

CONTROL UNIT

FRT DOOR LOCK & POWER WINDOW SW-LH

A

B

A

D08RW887

WIRING SYSTEM

8D–257

Parts Location (LHD)

Legend

(1) G-4
(2) H-38
(3) D-21
(4) D-28
(5) D-5, D-30
(6) B-18
(7) H-32
(8) D-9
(9) D-8

(10) H-22, H-23

(11) Fuse Box
(12) B-22
(13) D-17
(14) D-19
(15) H-18, H-19
(16) Relay and Fuse Box
(17) H-14
(18) B-2
(19) D-14
(20) H-34
(21) D-26

1

21

20

19

18

17

16

2

3

5

6

7

4

8

9

10

11

12

13

14

15

D08RW392

8D–258

WIRING SYSTEM

Diagnosis

Quick Chart for Check Points

Trouble mode

Check point

All the doors do not lock

and unlock by door lock

SW-Driver's side

Fuse

(C-18 20A)

FRT Door

lock

(& power

window)

SW-

Driver's

side

Door lock

switch

FRT–

Driver's

side

Door lock

switch

FRT–

Passen-

ger's side

Door lock actuator

FRT–LH

FRT–RH

RR–LH

RR–RH

Tailgate

Cable

harness

All the doors do not get

locked (or unlocked) by

door lock SW-Passenger's

side

FRT door–LH does not get

locked (or unlocked)

FRT door–RH does not get

locked (or unlocked)

RR door–LH does not get

locked (or unlocked)

RR door–RH does not get

locked (or unlocked)

Tailgate does not get

locked (or unlocked)

Door lock does not operate

when operated from the

door lock key SW-Driver's

side

Door lock does not operate

when operated from the

door lock key SW-

Passenger's side

1.

2.

3.

4.

5.

6.

7.

8.

9.

FRT Door

lock

(& power

window)

SW-

Passen-

ger's side

WIRING SYSTEM

8D–259

1.

All The Doors Do Not Lock And Unlock By Door Lock SW-Driver’s Side

YES

•

IS B-18 GROUNDED SECURELY?

YES

REPLACE THE FUSE

NO

•

IS FUSE C-18 (20A) NORMAL?

•

•

DISCONNECT THE DOOR LOCK SW-DRIVER'S SIDE
CONNECTOR
IS BATTERY VOLTAGE APPLIED BETWEEN 10 D-5
AND GROUND?

GROUND B-18 SECURELY

NO

YES

•

IS THERE ANY CONTINUITY BETWEEN 1 D-5
AND B–18

REPAIR A POOR CONNECTION AT CONNECTORS
OR AN OPEN CIRCUIT BETWEEN FUSE C-18 (20A)
AND 10 D-5

NO

YES

REPAIR OR REPLACE THE FRT DOOR LOCK & POWER WINDOW
SW-DRIVER'S SIDE

REPAIR A POOR CONNECTION OF CONNECTORS
OR AN OPEN CIRCUIT BETWEEN 1 D-5 AND
B-18

NO