Opel Frontera UBS. Service manual — part 723

8D–322

WIRING SYSTEM

Parts Location (LHD)

Legend

(1) B-7
(2) G-6
(3) G-2
(4) H-38
(5) R-3

(6) H-32
(7) Fuse Box
(8) H-25
(9) I-16

(10) H-16

1

10

9

8

7

6

5

4

3

2

D08RW396

WIRING SYSTEM

8D–323

Diagnosis

Quick Chart for Check Points

Check point

Fuse

C-6 (10A)

Wiper &

washer

SW

Rear

wiper

motor

Washer

motor

Cable

harness

1

Rear wiper motor does not operate

Trouble mode

2

Auto-stop function of the rear wiper
motor does not operate

3

Rear wiper motor does not operate at
“WIPER” position

4

Rear wiper motor does not operate at
“WIPER & WASHER” position

Alarm &

relay

control unit

5

6

Rear washer motor does not operate

Rotation of the rear wiper motor does
not stop

8D–324

WIRING SYSTEM

1 Rear Wiper Motor Does Not Operate

•

IS FUSE C-6 (10A) NORMAL?

YES

•

•

DISCONNECT THE CONNECTOR OF THE REAR WIPER &
WASHER SWITCH
IS THE CONTINUITY IN THE REAR WIPER & WASHER
SWITCH NORMAL?

•

TURN THE STARTER SW ON

REPLACE FUSE C-6 (10A)

NO

YES

•

IS THE BATTERY VOLTAGE APPLIED BETWEEN THE REAR
WIPER & WASHER SWITCH HARNESS SIDE CONNECTOR
TERMINAL 7 I-16 AND GROUND?

REPAIR OR REPLACE THE REAR WIPER & WASHER
SWITCH

NO

YES

NO

YES

NO

IS R-3 GROUNDED SECURELY?

REPAIR OR REPLACE THE REAR WIPER MOTOR

•

DISCONNECT THE CONNECTORS OF THE REAR WIPER MOTOR

•

WITH THE MOTOR SIDE CONNECTOR 2 G-6 CONNECTED TO
THE BATTERY (+) TERMINAL AND THE CONNECTOR 4 G-6 TO
THE (–) TERMINAL, DOES THE MOTOR ROTATE?

REPAIR A POOR CONNECTION AT THE CONNECTORS
OR AN OPEN CIRCUIT BETWEEN FUSE C-6 (10A)
AND 7 I-16

REPAIR A POOR CONNECTION AT THE CONNECTORS
OR AN OPEN CIRCUIT BETWEEN 8 I-16 AND 18 B-7

YES

NO

•

•

DISCONNECT THE CONNECTORS OF THE ALARM & RELAY
CONTROL UNIT
TURN THE STARTER SWITCH ON

•

WITH THE REAR WIPER & WASHER SWITCH AT WIPER
POSITION, IS THE BATTERY VOLTAGE APPLIED BETWEEN
18 B-7 AND THE GROUND?

GROUND IT SECURELY

YES

NO

•

IS THERE CONTINUITY BETWEEN HARNESS SIDE CONNECTOR
3 B-7 AND 2 G-6 ?

REPAIR A POOR CONNECTION AT THE CONNECTORS
OR AN OPEN CIRCUIT BETWEEN 3 B-7 AND 2 G-6

YES

NO

REPLACE THE ALARM & RELAY CONTROL UNIT

WIRING SYSTEM

8D–325

2 Auto-Stop Function of The Rear Wiper Motor Does Not Operate

REPAIR OR REPLACE THE REAR WIPER MOTOR

•

•

•

•

DISCONNECT THE CONNECTOR OF THE REAR WIPER MOTOR
CONNECT THE MOTOR SIDE CONNECTOR 2 G-6 TO
THE BATTERY (+) TERMINAL AND THE TERMINAL 4 G-6 TO THE
(–) TERMINAL
WHILE ROTATING THE MOTOR, CHANGE THE CONNECTION OF
THE BATTERY (+) TERMINAL TO THE CONNECTOR 3 G-6 , AND
THEN CONNECT THE CONNECTOR 1 G-6 AND 2 G-6
DOES THE REAR WIPER STOP AT THE AUTO-STOP POSITION
IN THIS CONDITION?

YES

NO

•

•

TURN THE START SWITCH ON
IS THE BATTERY VOLTAGE APPLIED BETWEEN THE REAR
WIPER MOTOR HARNESS SIDE CONNECTOR 3 G-6 AND THE
GROUND?

YES

NO

•

•

DISCONNECT THE CONNECTOR OF THE ALARM & RELAY
CONTROL UNIT
IS THERE CONTINUITY BETWEEN THE RELAY HARNESS SIDE
CONNECTOR 2 B-7 AND THE WIPER MOTOR HARNESS SIDE
CONNECTOR 1 G-6 ?

REPAIR A POOR CONNECTION AT THE CONNECTORS
OR AN OPEN CIRCUIT BETWEEN THE FUSE C-6 (10A)
AND 3 G-6

REPLACE THE ALARM & RELAY CONTROL UNIT

YES

NO

REPAIR A POOR CONNECTION AT THE CONNECTORS
OR AN OPEN CIRCUIT BETWEEN 2 B-7 AND
1 G-6