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14) Slow respond during acceleration Yes Fix the indicated malfunction 1 Turn the ignition switch to “ON” position. there is any malfunction information record. No Proceed to next step. Yes Proceed to next step. 2 Shut down the engine and verify that the No Replace Yes Proceed to next step. 3 Run the engine at idle speed in order to No Overhaul according to the idle speed malfunction instruction Yes Proceed to next step. 4 Verify that the air inlet pipe pressure is No Overhaul Yes Proceed to next step. 5 Turn the ignition switch to “ON” position No Repair or replace the wiring harness Yes Proceed to next step. 6 Operate the engine at idle speed and wait No Inspect other items Yes Proceed to next step. 7 Connect the fuel manometer valve. Short No Proceed to Step 11. Yes Proceed to Step 10. 8 Apply a voltage supply of 12V directly No Proceed to next step. Yes Proceed to next step. 9 After washing and cleaning the fuel No Replace the fuel injector. Yes Replace the fuel. 10 Verify that the fuel is deteriorated or No Proceed to Step 16. Yes Proceed to next step. 11 Verify that the fuel pressure is lower than No Proceed to Step 15. |