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Chery T11 Service Manual Electric Injection System 65 2) The engine can operate manually but it is difficult to start up successfully during the engine starts
No. Operation Step Detection Result Subsequent Step 1 Place the ignition switch on the “ON” position, and apply the failure diagnosis instrument to examine and confirm whether there are some failure information records. Yes Remove the displayed failures No Next step 2 Pull out the subcylinder line, and connect up the sparkle plug to make the sparkle plug’s electrode be 5 to 10 mm away from the engine body, then apply the starter motor to enable the engine to operate and examine and confirm whether there is blue-white high-voltage fire. Yes 8 No Next step 3 Examine the resistance valve of high-voltage wire (no less than 4K ohm) Yes Next step No Repair or replace high voltage wire 4 Examine the damage of the subcylinder high-voltage wire and sparkle plug Yes Replace No Next step 5 Examine the damage of crankshaft position sensor Yes Replace No Next step 6 Examine the normal operation of the ignition coil Yes Next step No Replace 7 Examine the connection condition of intake pressure sensor connecting parts (MT 20U is with the intake pressure cylinder detection technology) Yes Next step No Connect the male contact 8 Place the ignition switch on the “ON’ position, and examine and confirm whether the fuel pump relay and fuel pump can operate. Yes Next step No Repair the fuel pump circuit 9 Connect the fuel pressure gage valve, short circuit the No 30 pin and No 70 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 13 10 Pull out the fuel distributing pipe together with the fuel injector, and pull out the fuel injector connector on the harness one by one, directly supply 12V voltage to fuel injector from the battery, and examine and confirm whether the fuel injector is available to inject fuel. Yes 12 No Next step 11 Rinse the fuel injector, and, after that, reexamine and confirm whether the fuel injector is available to inject fuel. Yes Next step No Replace fuel injector
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