|
|
TROUBLESHOOTING MULTIPORT FUEL INJECTION (MPI) <4G1> 13B-101 STEP 9. Check harness between A-103 (terminal • Check output line for open/short circuit and dam- age. Q: Is the check result normal? YES : Go to Step 10 . NO : Repair. STEP 10. Perform signal wave pattern • Disconnect engine-ECU connector, connect spe- cial tool power plant ECU check harness • Engine: Idling • Transmission: Neutral • Voltage between terminal No. 9 and earth. OK: Waveforms as shown in the Inspection ) should be displayed. Q: Is the check result normal? YES : Intermittent malfunction (Refer to GROUP 00 − How to Use Troubleshooting/Inspection Service Points − How to Cope with Intermittent Malfunctions ). NO : Replace engine-ECU. AK402089 M 1 2 A-103(G) AC Connector: A-103 Harness side AK402745 6 4 2 5 3 1 9 7 8 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 L AF A-114 Connector: A-114 Harness side connector Engine-ECU Battery AK402745 6 4 2 5 3 1 9 7 8 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 L AF A-114 Connector: A-114 Harness side connector Engine-ECU Battery Main Index Group TOC |