TM 9-2330-267-14&PTable 4-2. Organizational Troubleshooting (Con’t).MALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTION5.Step 6.Connect wire 23(1 2) at the intervehic-ular connector, Place the red lead (9)in wire 23 and check for 24 volts.If voltage is present, replacechassis wiring harness (para4-25).If voltage is not present,replace intervehicular cable(para 4-27).Step 7.Remove composite light assembly (para 4-24), and check mounting surface for cleanness,Clean mounting surface with rag (Item 18, Appendix E) and cleaning compound (Item 5,Appendix E) as required. Install composite light assembly (para 4-24). If lamp does notlight, replace composite light assembly,RIGHT OR LEFT BLACKOUT MARKER LIGHT WILL NOT LIGHT.Step 1.Using troubleshooting procedures from towing vehicle technical manual, perform test to ensurethat 24 volts are present in towing vehicle socket (3).Correct towing vehicle wiring (see towing vehicle maintenance manaul).Step 2.Check intervehicular cable (2) for corrosion or frayed spots, cuts, and proper connection.Clean all contact pins (4) with abrasive cloth (Item 6, Appendix E); plug intervehicularcable (2) into towing vehicle socket (3), ensuring that it is secure. Replace intervehicularcable if needed (para 4-27).If lamp does not light, go to step 3TA5069974-17
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