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P0203-INJECTOR #3 CONTROL CIRCUIT (CONTINUED) 5. HIGH SIDE DRIVER HARNESS OPEN Disconnect the ECM harness connectors. Disconnect the Injector harness connector. Check connectors - Clean/repair as necessary. Measure the resistance of the Bank 1 high side driver circuit between Is the resistance less than 10 Ohms? Yes >> Go To 6 No >> Replace or repair the open engine harness. Perform POWERTRAIN VERIFICATION TEST VER - 1 6. LOW SIDE DRIVER HARNESS OPEN Measure the resistance of the Bank 1 low side driver circuit between Is the resistance less than 10 Ohms? Yes >> Test Complete. Perform POWERTRAIN VERIFICATION TEST VER - 1 No >> Replace or repair the open engine harness. Perform POWERTRAIN VERIFICATION TEST VER - 1 9 - 1146 ENGINE - ELECTRICAL DIAGNOSTICS - DIESEL DR/DH |