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1F2 -- 48 M161 ENGINE CONTROLS DAEWOO MY_2000 Failure Code Description Trouble Area Maintenance Hint 77 No. 3 injector short circuit to ground or open When malfunction of injector circuit ground or open D Inspection the ECM pin 65 about short circuit or open with bad contact D Inspection the injector D Inspection the ECM 78 No. 4 injector short circuit to battery When malfunction of injector circuit power D Inspection the power to injector #4 or bad contact D Inspection the injector D Inspection the ECM 79 No. 4 injector short circuit to ground or open When malfunction of injector circuit ground or open D Inspection the ECM pin 66 about short circuit or open with bad contact D Inspection the injector D Inspection the ECM YAA1F420 YAA1F430 Injector Spray Pattern Check 1. Turn the ignition switch OFF. Injector Resistance Inspection 1. Turn the ignition switch OFF. Specified Value 14 ~ 17 Ω Notice: Replace the fuel injector if the measured value is out of the specified values. Check the connector and wire connection between the ECM and the injector if the measured values are normal. |