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8D–154 WIRING SYSTEM • TURN THE RR FOG LIGHT SW ON • IS THE BATTERY VOLTAGE APPLIED BETWEEN THE B-70 AND THE GROUND? YES A B NO REPAIR A POOR CONNECTION AT THE X-9 OR THE FUSE F-5 AND 4 B-70 • INSTALL THE RR FOG LIGHT RELAY • IS THE BATTERY VOLTAGE APPLIED BETWEEN THE B-70 AND THE GROUND? REPAIR A POOR CONNECTION AT THE I-43 AND 3 B-70 YES NO • IS THERE CONTINUITY BETWEEN THE HARNESS X-22 AND 3 R-12 (OR 3 R-13 ? REPAIR A POOR CONNECTION AT THE X-9 AND 6 B-70 YES NO • IS THERE CONTINUITY BETWEEN THE HARNESS R-12 (OR 1 R-13 ) AND THE GROUND? REPAIR A POOR CONNECTION AT THE X-22 AND 3 R-12 (OR 3 R-13 ) YES NO REPLACE THE RR FOG LIGHT CONTROL UNIT REPAIR A POOR CONNECTION AT THE CONNECTORS OR AN OPEN CIRCUIT BETWEEN 1 R-12 (OR 1 R-13 ) AND THE GROUND R-4 |