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TROUBLESHOOTING MULTIPORT FUEL INJECTION (MFI) 13A-295 8 A/C relay Engine: Idle speed A/C switch: OFF ON (A/C compressor is operating) System voltage or 1 V or less 9 Purge control Ignition switch: "ON" System voltage Running at 3,500 r/min while engine is 1 V or less 10 Ignition coil - No. 1, No. 4 Engine r/min: 3,000 r/min 0.3 - 3.0 V 23 Ignition coil - No. 2, No. 3 12 Power supply Ignition switch: "ON" System voltage 25 19 Air flow sensor reset Engine: Idle speed 0 - 1 V Engine r/min: 3,000 r/min 6 - 9 V 21 Fan controller Radiator and condenser fan is not operating 0 - 0.3 V Radiator and condenser fan is operating 0.7 V or more 22 Fuel pump relay Ignition switch: ON System voltage Engine: Idle speed 1 V or less 24 A/C load signal Refer to GROUP 55 - Troubleshooting (Inspection at the Automatic 33 Alternator G terminal Engine: Warm, idle (radiator fan: OFF) Headlamp: OFF ON Stop lamp: OFF ON Rear defogger switch: OFF ON Voltage increases by 0.2 -
3.5 V 36 Engine warming Ignition switch: "LOCK" (OFF) "ON" 1 V or less System voltage (After several 37 Power steering fluid Engine: Idling after When steering wheel System voltage When steering wheel 1 V or less 38 Control relay (Power Ignition switch: "LOCK" (OFF) System voltage Ignition switch: "ON" 1 V or less 41 Alternator FR Engine: Warm, idle (radiator fan: OFF) Headlamp: OFF ON Stop lamp: OFF ON Rear defogger switch: OFF ON Voltage decreases 42 A/C pressure sensor Engine: Idling A/C switch: ON When A/C is "MAX, 2.2 V or more When A/C is "MAX, 1.8 V or less Terminal Check item Check condition (Engine condition) Normal condition |