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3. FUSED B+ CIRCUIT Using a 12-volt test light connected to ground, probe the Fused B+ cir- Does the test light illuminate brightly? Yes >> Go To 4 No >> Repair the open or short to ground in the Fused B+ circuit. Check and replace any open fuses. Perform the POWERTRAIN VERIFICATION TEST. (Refer to 4. (F1) FUSED IGNITION SWITCH OUTPUT CIRCUIT Ignition on, engine not running. Using a 12-volt test light connected to ground, probe the (F1) Fused Does the test light illuminate brightly? Yes >> Go To 5 No >> Repair the open or short to ground in the (F1) Fused Igni- tion Switch Output circuit. Check and replace any open Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - 486 ENGINE ELECTRICAL DIAGNOSTICS KJ |