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3-2 FUEL SYSTEM (DFI)
Vehicle-down Sensor Installation ...................................................................................... 3-74
Vehicle-down Sensor Input Voltage Inspection................................................................. 3-74
Vehicle-down Sensor Output Voltage Inspection .............................................................. 3-75
Subthrottle Sensor (Service Code 32).................................................................................... 3-78
Subthrottle Sensor Removal/Adjustment.......................................................................... 3-78
Subthrottle Sensor Input Voltage Inspection..................................................................... 3-78
Subthrottle Sensor Output Voltage Inspection .................................................................. 3-79
Subthrottle Sensor Resistance Inspection ........................................................................ 3-81
Oxygen Sensor - not activated (Service Code 33, Equipped Models) ................................... 3-82
Oxygen Sensor Removal/Installation................................................................................ 3-82
Oxygen Sensor Inspection................................................................................................ 3-82
Exhaust Butterfly Valve Actuator Sensor (Service Code 34).................................................. 3-85
Exhaust Butterfly Valve Actuator Sensor Removal/Installation......................................... 3-85
Exhaust Butterfly Valve Actuator Sensor Input Voltage Inspection................................... 3-85
Exhaust Butterfly Valve Actuator Sensor Output Voltage Inspection ................................ 3-86
Exhaust Butterfly Valve Actuator Sensor Resistance Inspection ...................................... 3-87
Immobilizer Amplifier (Service Code 35, Equipped Models) .................................................. 3-88
Antenna Resistance Inspection ........................................................................................ 3-88
Amplifier Input Voltage Inspection..................................................................................... 3-88
Blank Key Detection (Service Code 36, Equipped Models) ................................................... 3-89
Ignition Key Inspection...................................................................................................... 3-89
ECU Communication Error (Service Code 39) ....................................................................... 3-90
ECU Communication Line Inspection ............................................................................... 3-90
Stick Coils #1, #2, #3, #4 (Service Code 51, 52, 53, 54)........................................................ 3-91
Stick Coil Removal/Installation.......................................................................................... 3-91
Stick Coil Primary Winding Resistance Inspection ........................................................... 3-91
Stick Coil Input Voltage Inspection.................................................................................... 3-91
Radiator Fan Relay (Service Code 56)................................................................................... 3-93
Radiator Fan Relay Removal/Installation.......................................................................... 3-93
Radiator Fan Relay Inspection.......................................................................................... 3-93
Subthrottle Valve Actuator (Service Code 62) ........................................................................ 3-94
Subthrottle Valve Actuator Removal ................................................................................. 3-94
Subthrottle Valve Actuator Inspection ............................................................................... 3-94
Subthrottle Valve Actuator Resistance Inspection ............................................................ 3-94
Subthrottle Valve Actuator Input Voltage Inspection ......................................................... 3-95
Exhaust Butterfly Valve Actuator (Service Code 63) .............................................................. 3-97
Exhaust Butterfly Valve Actuator Removal ....................................................................... 3-97
Exhaust Butterfly Valve Actuator Installation .................................................................... 3-97
Exhaust Butterfly Valve Actuator Inspection ..................................................................... 3-97
Exhaust Butterfly Valve Actuator Resistance Inspection .................................................. 3-97
Air Switching Valve (Service Code 64) ................................................................................... 3-99
Air Switching Valve Removal/Installation .......................................................................... 3-99
Air Switching Valve Inspection .......................................................................................... 3-99
Oxygen Sensor Heater (Service Code 67, Equipped Models) ............................................... 3-100
Oxygen Sensor Heater Removal/Installation .................................................................... 3-100
Oxygen Sensor Heater Resistance Inspection ................................................................. 3-100
Oxygen Sensor Heater Power Source Voltage Inspection ............................................... 3-101
Oxygen Sensor - Incorrect Output Voltage (Service Code 94, Equipped Models) ................. 3-103
Oxygen Sensor Removal/Installation................................................................................ 3-103
Oxygen Sensor Inspection................................................................................................ 3-103
Purge Valve (Service Code 3A) (CAL, SEA-B1 and TH Models) ........................................... 3-106
Purge Valve Removal/Installation ..................................................................................... 3-106
Purge Valve Inspection ..................................................................................................... 3-106
Warning Indicator Light (LED) ................................................................................................ 3-108
Yellow Engine Warning/Red Warning Indicator (LED) Inspection..................................... 3-108
ECU........................................................................................................................................ 3-109
ECU Identification ............................................................................................................. 3-109
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