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2. FUSED B+ CIRCUIT HIGH RESISTANCE WARNING: When the engine is operating, do not stand in direct NOTE: Make sure all wires are clear of the engine’s moving parts. Start the engine. Is the voltage above 0.4 of a volt? Yes >> Repair the excessive resistance in the battery positive cir- cuit between the Generator and Battery. Perform the POWERTRAIN VERIFICATION TEST. (Refer to No >> Go To 3 3. EXCESSIVE RESISTANCE IN THE CASE GROUND WARNING: When the engine is operating, do not stand in direct line with the fan. Do not put your hands Warm the engine to operating temperature. NOTE: Make sure all wires are clear of the engine’s moving parts. Is the voltage above 0.1 of a volt? Yes >> Repair the excessive resistance in the Generator Case Ground. Perform the POWERTRAIN VERIFICATION TEST. (Refer to 9 - ENGINE - STANDARD PROCEDURE) No >> Go To 4 4. GENERATOR OPERATION Turn the ignition off. Disconnect the Generator Field harness connector. Using a 12-volt test light, jump across the Generator Field harness con- Ignition on, engine not running. With a scan tool, actuate the Generator Field Driver. Does the test light illuminate brightly and flash on and off? Yes >> Replace the Generator. Perform the POWERTRAIN VERIFICATION TEST. (Refer to No >> Go To 5 9 - 582 ENGINE ELECTRICAL DIAGNOSTICS KJ |