Opel Frontera UBS. Service manual — part 686
8D–174
WIRING SYSTEM
1-7 License Plate Light On The Left (Or Right) Side Inoperative
(RHD-2)
IS THE LICENSE PLATE LIGHT BULB ON THE LEFT
(OR RIGHT) SIDE NORMAL?
•
•
YES
NO
REPLACE THE BULB
WITH THE LIGHTING SWITCH AT THE CLEARANCE
LIGHT POSITION, IS THE BATTERY VOLTAGE APPLIED
BETWEEN 1 F-9 (OR 1 F-10 ) AND THE GROUND?
YES
NO
REPAIR A POOR CONNECTION AT
THE CONNECTORS OR AN OPEN
CIRCUIT BETWEEN 10 H-32 AND
1 F-9 (OR 9 H-32 AND 1 F-10 )
REPAIR A POOR CONNECTION AT THE CONNECTORS
OR AN OPEN CIRCUIT BETWEEN 2 F-9 (OR 2 F-10 )
AND R-4
WIRING SYSTEM
8D–175
2-1 All Illumination Lights Inoperative
•
IS TAIL RELAY NORMAL?
YES
NO
REPLACE THE RELAY
•
IS THE CONTINUITY IN THE LIGHTING SWITCH NORMAL?
YES
NO
REPAIR A POOR CONNECTION AT THE CONNECTORS OR AN
OPEN CIRCUIT BETWEEN 7 B-12 AND B-19
REPAIR A POOR CONNECTION AT THE
CONNECTORS OR AN OPEN CIRCUIT IN THE
CIRCUIT BETWEEN FUSE F-12 AND 8 B-12
YES
NO
REPAIR OR REPLACE THE SWITCH
•
IS B-19 GROUNDED SECURELY?
YES
NO
GROUND IT SECURELY
•
IS THE BATTERY VOLTAGE APPLIED BETWEEN 8 B-12
AND GROUND WHEN LIGHTING SWITCH IS ON?
2-2 Both Taillights Inoperative
•
DOES THE LICENCE PLATE LIGHT LIGHT UP WHEN THE
LIGHTING SWITCH IS AT THE CLEARANCE LIGHT
POSITION?
YES
REPAIR A POOR CONNECTION AT THE CONNECTORS OR
AN OPEN CIRCUIT BETWEEN 1 R-13 (1 R-12 )
AND R-4 , OR 2 F-7 (2 F-8 ) AND R-4
NO
GROUND R-4 SECURELY
8D–176
WIRING SYSTEM
2-3 Taillight On The Left (Or Right) Side Inoperative
IS FUSE F-11 (10A) (OR F-12 (10A)) NORMAL?
•
•
YES
NO
IS THE TAILLIGHT BULB ON THE LEFT (OR RIGHT)
SIDE NORMAL?
•
YES
NO
REPLACE THE BULB
REPLACE THE FUSE
WITH THE LIGHTING SWITCH AT THE CLEARANCE
LIGHT POSITION, IS THE BATTERY VOLTAGE APPLIED
BETWEEN 6 R-13 (OR 6 R-12 ) AND THE GROUND,
OR 4 F-7 (OR 4 F-8 ) AND THE GROUND?
YES
NO
REPAIR A POOR CONNECTION AT
THE CONNECTORS OR AN OPEN
CIRCUIT BETWEEN 10 H-32 AND
6 R-13 (OR 9 H-32 AND 6 R-12 ),
OR 10 H-32 AND 4 F-7 (OR 9 H-32
AND 4 F-8 )
REPAIR A POOR CONNECTION AT THE CONNECTORS
OR AN OPEN CIRCUIT BETWEEN 1 R-13 (OR 1 R-12 )
AND R-4 , OR 2 F-7 (OR 2 F-8 ) AND R-4
2-4 Both Clearance Lights Inoperative
•
IS 1 C-16 (2 C-16 : 4ZE1) GROUNDED SECURELY?
YES
REPAIR A POOR CONNECTION AT THE CONNECTORS OR
AN OPEN CIRCUIT BETWEEN 1 C-16 (2 C-16 : 4ZE1)
AND 1 C-22 (1 C-31 )
NO
GROUND IT SECURELY
WIRING SYSTEM
8D–177
2-5 Clearance Light On The Left (Or Right) Side Operative
•
IS THE CLERANCE LIGHT BULB ON THE LEFT (OR
RIGHT) SIDE NORMAL?
YES
NO
REPLACE THE BULB
•
IS THERE ANY CONTINUITY BETWEEN THE HARNESS
SIDE CONNECTOR
2 C-22 AND FUSE F-11 (10A)
2 C-31 AND FUSE F-12 (10A)
YES
NO
REPAIR A POOR CONNECTION AT THE
CONNECTORS OR AN OPEN CIRCUIT IN
THE CIRCUIT
REPAIR A POOR CONNECTION AT THE CONNECTORS OR
AN OPEN CIRCUIT BETWEEN 1 C-22 (OR 1 C-31 )
AND 1 C-16 (OR 2 C-16 : 4ZE1)
2-6 License Plate Light Inoperative
(LHD-1)
•
DOES THE BOTH TAILLIGHT LIGHT UP WHEN THE LIGHTING
SWITCH IS AT THE CLEARANCE LIGHT POSITION?
YES
NO
GROUND R-4 SECURELY
•
IS THE LICENCE PLATE LIGHT BULB NORMAL?
YES
NO
REPLACE THE BULB
REPLACE THE FUSE
•
IS THERE ANY CONTINUITY BETWEEN THE HARNESS
SIDE CONNECTOR
1 G-8 AND 1 H-39 ?
YES
NO
REPAIR A POOR CONNECTION AT THE
CONNECTORS OR AN OPEN CIRCUIT IN
THE CIRCUIT
REPAIR A POOR CONNECTION AT THE CONNECTORS
OR AN OPEN CIRCUIT BETWEEN 2 G-8 AND
R-4
•
IS FUSE F-12 (10A) NORMAL?
YES
NO
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