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P2121-PPS CONFORMANCE ERROR (CONTINUED) 4. OPEN SIGNAL CIRCUIT Disconnect the ECM connectors. Disconnect the APPS connector. NOTE: Check connectors - Clean/repair as necessary. Yes >> Go To 5 No >> Repair or Replace the harness. Perform POWERTRAIN VERIFICATION TEST VER - 1 5. OPEN SUPPLY CIRCUIT Measure the resistance of the APPS 1 supply circuit between the Is the resistance less than 10 ohms? Yes >> Go To 6 No >> Repair or replace the open harness. Perform POWERTRAIN VERIFICATION TEST VER - 1 9 - 1394 ENGINE - ELECTRICAL DIAGNOSTICS - DIESEL DR/DH |