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Chery T11 Service Manual Electric Injection System 69 4 Step on the throttle slightly, and view whether it is easy to start. Yes Replace and examine the throttle and idle channel 5 Connect the fuel pressure gage valve, short circuit the No 30 pin and No 87 pin of the fuel pump relay to enable the fuel pump to operate, and examine and confirm whether the fuel pressure is approximate 350 kPa. Yes Next step No 9 6 Apply the special connecting terminal to directly supply the fuel injector 12 V voltage from the battery, and examine the normal operation of fuel injector. Yes 8 No Next step 7 Rinse the fuel injector, and then reexamine the normal operation of fuel injector. Yes Next step No Replace the fuel injector 8 Replace fuel, and examine and confirm whether the fuel deteriorates or contains water. Yes Replace fuel No 14 9 Examine and confirm whether the fuel pressure is less than 350 kPa. Yes Next step No 13 10 Turn off the fuel gage valve, turn on the ignition switch again to enable the fuel pump to operate again, and examine and confirm whether the fuel pressure can be established. Yes Replace the fuel pressure regulator No Repair/replace fuel injector or fuel pipe 11 Turn on the fuel gage valve, apply the fuel return immobiliser to clip the fuel return pipe tightly so as to make it hasn’t fuel return, and examine and confirm whether it is able to establish the fuel pressure quickly. Yes Replace the fuel pressure regulator No Repair or replace the fuel injector or fuel pipe 12 Examine the leakage or jamming of the fuel intake pipe. Yes Repair or replace the fuel intake pipe No Replace the fuel pump 13 Examine the jamming or bending of the fuel return pipe Yes Repair or replace fuel return pipe No Replace the fuel pressure regulator 14 Pull out the idle actuator connector on the harness before the Yes Next step |