Opel Frontera UBS. Service manual — part 2785
8D–340
WIRING SYSTEM
•
DISCONNECT THE HEADLIGHT WIPER SWITCH
CONNECTOR
YES
REPAIR OR REPLACE THE HEADLIGHT
WIPER SWITCH
NO
•
DISCONNECT THE WIPER MOTOR CONNECTOR
THAT DOES NOT OPERATE
•
WITH THE SWITCH ON, IS THERE CONTINUITY
BETWEEN SWITCH CONNECTOR TERMINALS
7 I-4 AND 6 I-4 (5 I-4 AND 6 I-4 )?
•
TURN THE STARTER SWITCH ON
•
IS THERE BATTERY VOLTAGE APPLIED
BETWEEN THE HEADLIGHT WIPER MOTOR
HARNESS SIDE CONNECTOR 6 C-23 (6 C-30 )
AND GROUND?
YES
REPAIR A POOR CONNECTION AT THE
CONNECTORS OR AN OPEN CIRCUIT
BETWEEN
(RHD)
6 C-23 (6 C-30 ) AND 15 H-7
(LHD)
6 C-23 (6 C-30 ) AND 11 H-8
NO
•
CONNECT THE MOTOR SIDE CONNECTOR
6 C-23 (6 C-30 )OF THE HEADLIGHT
WIPER MOTOR TO THE BATTERY (+)
TERMINAL AND 3 C-23 (3 C-30 ) TO THE
(–) TERMINAL
•
DOES THE MOTOR ROTATE?
YES
REPAIR OR REPLACE THE WIPER
MOTOR
NO
REPAIR A POOR CONNECTION AT THE CONNECTORS
OR AN OPEN CIRCUIT BETWEEN 3 C-23 AND
7 I-4 (3 C-30 AND 5 I-4 )
2.
Wiper On The Left (Or Right) Side Does Not Operate
WIRING SYSTEM
8D–341
NOTE:
If headlight wiper motor auto-stop on both sides does not function, it may be attributable either to
headlight wiper switch trouble or to poor grounding of connector
.
C-16
3.
Auto-stop Function Of The Wiper On The Left (Or Right) Side Does Not Operate
•
DISCONNECT THE HEADLIGHT WIPER SWITCH
CONNECTOR
YES
REPAIR OR REPLACE THE SWITCH
NO
•
RECONNECT THE HEADLIGHT WIPER SW
CONNECTOR AND DISCONNECT THE
HEADLIGHT WIPER MOTOR CONNECTOR
•
WITH THE SWITCH SET AT “OFF” POSITION, IS
THERE CONTINUITY BETWEEN THE SWITCH
CONNECTOR TERMINALS 7 I-4 AND 8 I-4
(4 I-4 AND 5 I-4 )?
•
IS THERE CONTINUITY BETWEEN
HARNESS SIDE CONNECTORS 3 C-23 AND
4 C-23 (3 C-30 AND 4 C-30 )?
YES
REPAIR A POOR CONNECTION AT THE
CONNECTORS OR AN OPEN CIRCUIT
BETWEEN 4 C-23 AND 8 I-4
(4 C-30 AND 4 I-4 )
NO
•
WITH THE WIPER MOTOR CONNECTOR 6 C-23
(6 C-30 ) CONNECTED TO THE BATTERY (+)
TERMINAL, AND 3 C-23 (3 C-30 ) TO THE (–)
TERMINAL, ROTATE THE MOTOR.
•
WHILE ROTATING THE MOTOR, CHANGE THE
CONNECTION OF THE (–) TERMINAL TO
2 C-23 (2 C-30 ) AND CONNECT 3 C-23
(3 C-30 ) TO 4 C-23 (4 C-30 )
YES
REPAIR OR REPLACE THE HEADLIGHT
WIPER MOTOR
NO
REPAIR A POOR CONNECTION AT THE CONNECTORS
OR AN OPEN CIRCUIT
[LHD]
BETWEEN 2 C-23 (2 C-30 ) AND 4 C-16
[RHD]
BETWEEN 2 C-23 (2 C-30 ) AND 4 C-16
•
DOES THE MOTOR STOP AT THE AUTO-STOP
POSITION?
8D–342
WIRING SYSTEM
•
STOP THE WIPER MOTOR AT THE AUTO-STOP
POSITION
YES
REPAIR A SHORT CIRCUIT BETWEEN
3 C-23 AND 7 I-4 (3 C-30 AND
5 I-4 )
NO
•
IS THE CONTINUITY IN THE HEADLIGHT
WIPER SWITCH NORMAL?
YES
REPAIR OR REPLACE THE SWITCH
NO
•
DISCONNECT THE WIPER MOTOR CONNECTOR
•
IS THERE CONTINUITY BETWEEN THE MOTOR
SIDE CONNECTOR TERMINALS 4 C-23 AND
2 C-23 (4 C-30 AND 2 C-30 )?
YES
REPAIR A SHORT CIRCUIT BETWEEN
4 C-23 AND 8 I-4 (4 C-30 AND
4 I-4 )
NO
REPAIR THE WIPER MOTOR AUTO-STOP MECHANISM,
OR REPLACE THE MOTOR
•
DISCONNECT THE HEADLIGHT WIPER SWITCH
CONNECTOR
•
TURN THE STARTER SWITCH ON
•
DOES THE WIPER MOTOR REMAIN STOPPED?
4.
Wiper On The Left (Or Right) Side Does Not Stop
WIRING SYSTEM
8D–343
•
IS FUSE C-4 (15A) NORMAL?
YES
REPLACE THE FUSE
NO
•
•
DISCONNECT THE HEADLIGHT WASHER MTOR
CONNECTOR
TURN THE STARTER SWITCH ON
•
IS THERE BATTERY VOLTAGE APPLIED
BETWEEN THE WASHER MOTOR HARNESS SIDE
CONNECTOR 1 C-36 AND THE GROUND?
YES
REPAIR A POOR CONNECTION AT THE
CONNECTORS OR AN OPEN CIRCUIT
BETWEEN 1 C-36 AND FUSE C-7 (10A)
NO
•
CONNECT THE MOTOR SIDE CONNECTOR
TERMINAL 1 C-36 TO THE BATTERY (+)
TERMINAL, AND 2 C-36 TOTHE (–) TERMINAL
•
DISCONNECT THE ALARM & RELAY CONTROL
UNIT CONNECTOR B-6
•
TURN THE STARTER SWITCH ON
•
IS THERE BATTERY VOLTAGE APPLIED BETWEEN
THE CONTROL UNIT HARNESS SIDE CONNECTOR
1 B-6 AND THE GROUND?
•
DOES THE MOTOR ROTATE?
YES
REPAIR OR REPLACE THE MOTOR
NO
•
RECONNECT THE HEADLIGHT WASHER MOTOR CONNECTOR
•
IS THERE BATTERY VOLTAGE APPLIED BETWEEN THE
HARNESS SIDE CONNECTOR 10 B-7 AND THE GROUND?
YES
REPAIR A POOR CONNECTION AT THE
CONNECTORS OR AN OPEN CIRCUIT
BETWEEN FUSE C-4 (10A) AND 1 B-6
NO
•
IS THERE CONTINUITY BETWEEN THE HARNESS
SIDE CONNECTORS 12 B-6 AND 5 C-23
YES
REPAIR A POOR CONNECTION AT THE
CONNECTORS OR AN OPEN CIRCUIT
BETWEEN 2 C-36 AND 10 B-7
NO
REPLACE THE ALARM & RELAY CONTROL UNIT
YES
REPAIR A POOR CONNECTION AT THE
CONNECTORS OR AN OPEN CIRCUIT IN
THE CIRCUIT
NO
5.
Washer Motor Does Not Operate
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