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P2504-CHARGING SYSTEM OUTPUT HIGH (CONTINUED) 7. GENERATOR Disconnect the Generator field harness connector. NOTE: Check connectors - Clean/repair as necessary. Is the resistance between .5 and 15 Ohms? Yes >> Go To 8 No >> Replace the generator. Perform POWERTRAIN VERIFICATION TEST VER - 1 8. ECM Measure and record the voltage between battery positive circuit of the Reconnect the ECM connectors. Use the scan tool to measure and record battery voltage. Compare the voltage reading from the voltmeter with that of the scan Are the readings within 3 volts of each other? Yes >> Refer to the INTERMITTENT CONDITION Symptom (Diagnostic Procedure). (Refer to 9 - ENGINE - DIAGNO- No >> Replace and program the ECM in accordance with the Service Information. Perform POWERTRAIN VERIFICATION TEST VER - 1 9 - 1458 ENGINE - ELECTRICAL DIAGNOSTICS - DIESEL DR/DH |