Opel Frontera UBS. Service manual — part 2736
8D–144
WIRING SYSTEM
2-6. Headlight High-Beam On The Left (Or Right) Side Inoperative
2-7. Headlight Beam Does Not Change
•
IS THE CONTINUITY IN THE DIMMER·PASSING
SW NORMAL ?
YES
REPAIR OR REPLACE THE SWITCH
NO
•
IS B-19 GROUNDED SECURELY?
YES
NO
GROUND IT SECURELY
REPAIR A POOR CONNECTION AT THE CONNECTORS OR
AN OPEN CIRCUIT BETWEEN 5 X-3 AND 15 B-12
•
IS THE DIMMER RELAY NORMAL?
YES
NO
REPAIR AN OPEN CIRCUIT BETWEEN 16 B-12 AND
B-19
REPLACE THE RELAY
•
IS THERE CONTINUITY BETWEEN 16 B-12 AND
B-19 ?
YES
NO
•
IS THE HEADLIGHT BULB NORMAL?
YES
NO
REPLACE THE BULB
•
IS THE FUSE F-4 (10A) (OR F-5 (10A)) NORMAL?
YES
REPAIR A POOR CONNECTION AT THE CONNECTORS OR
AN OPEN CIRCUIT BETWEEN
(LH) FUSE F-4 (10A) AND 2 C-21
(RH) FUSE F-5 (10A) AND 2 C-32
NO
REPLACE THE FUSE
WIRING SYSTEM
8D–145
2-8. Headlights Remain On When The Lighting SW Is Turned Off
2-9. Headlights Come On When The Lighting SW At The Clearance Light Position
•
IS THE LIGHTING RELAY NORMAL?
YES
REPLACE THE RELAY
NO
•
•
DISCONNECT THE LIGHTING SW CONNECTOR
YES
NO
REPAIR OR REPLACE THE LIGHTING SW
REPAIR A SHORT CIRCUIT BETWEEN 5 X-1
AND 1 B-12
IS THE CONTINUITY BETWEEN THE SWITCH CONNECTOR
TERMINALS 1 B-12 AND 7 B-12 NORMAL?
REPAIR OR REPLACE THE LIGHTING SW
2-10. Passing Lights Inoperative
•
•
DISCONNECT THE DIMMER·PASSING SW CONNECTOR
YES
NO
REPAIR OR REPLACE THE SWITCH
REPAIR A POOR CONNECTION AT THE CONNECTORS OR
AN OPEN CIRCUIT BETWEEN 4 H-12 AND 14 B-12
WITH THE AT PASSING POSITION, IS THERE CONTINUITY
BETWEEN THE SWITCH CONNECTOR TERMINALS 14 B-12
AND 16 B-12 , AND 15 B-12 AND 16 B-12 ?
8D–146
WIRING SYSTEM
3-1. Both FRT Fog Lights Inoperative (While The Clearance Light Is On)
•
IS 5 C-16 (OR 6 C-16 ) GROUNDED SECURELY?
YES
GROUND IT SECURELY
NO
•
•
REMOVE THE FRT FOG LIGHT SWITCH
IS THE CONTINUITY IN THE SWITCH NORMAL?
YES
REPAIR OR REPLACE THE SWITCH
NO
WITH THE LIGHTING SWITCH AT CLEARANCE LIGHT POSITION,
IS THE BATTERY VOLTAGE APPLIED BETWEEN 4 I-5 AND
THE GROUND?
YES
REPAIR A POOR CONNECTION AT THE CONNECTORS
OR AN OPEN CIRCUIT BETWEEN 4 X-9 (OR FUSE F-12)
AND 4 I-5
NO
REMOVE THE FRT FOG LIGHT RELAY
IS THE RELAY NORMAL?
•
•
YES
REPAIR OR REPLACE THE RELAY
NO
REINSTALL THE FRT FOG LIGHT SWITCH
WITH THE LIGHTING SWITCH AT CLEARANCE LIGHT
POSITION AND FRT FOG LIGHT SWITCH AT ON POSITION, IS
THE BATTERY VOLTAGE APPLIED BETWEEN I X-23 AND THE
GROUND?
•
•
YES
REPAIR A POOR CONNECTION AT THE CONNCETORS
OR AN OPEN CIRCUIT BETWEEN 5 I-5 AND 1 X-23
NO
IS THERE CONTINUITY BETWEEN 3 X-23 AND THE GROUND?
•
•
YES
NO
REPAIR A POOR CONNECTION AT THE CONNECTORS
OR AN OPEN CIRCUIT BETWEEN 3 X-23 AND 4 C-39
REPAIR A POOR CONNECTION AT THE CONNECTORS OR AN
OPEN CIRCUIT BETWEEN 4 X-23 AND 13 H-42 (OR 4 H-41 )
•
IS THE FUSE F-8 (20A OR 15A) NORMAL?
YES
REPLACE THE FUSE
NO
WIRING SYSTEM
8D–147
3-2. FRT Fog Light On The Left (Or Right) Side Inoperative
(While The Clearance Light Is ON)
•
IS THE BULB NORMAL ?
YES
REPLACE THE BULB
NO
•
IS THERE CONTINUITY BETWEEN 13 H-42 (4 H-41 )
AND 1 C-24 (OR 1 C-29 )?
YES
REPAIR A POOR CONNECTION AT THE CONNECTORS
OR AN OPEN CIRCUIT BETWEEN 13 H-42 (4 H-41 )
AND 1 C-24 (OR 1 C-29 )
NO
REPAIR A POOR CONNECTION AT THE CONNECTORS
OR AN OPEN CIRCUIT BETWEEN 2 C-24 (2 C-29 )
AND 5 C-16 (OR 6 C-16 )
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