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CONTROL SYSTEM OUTLINE [WITHOUT WU-TWC]

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• The construction and operation of the control system is essentially carried over from that of the previous Mazda 121 121DEMIO (DW) models.

## Input Device

×: Applicable
-: Not applicable

Item | Signal | Mazda2 (DY) | Previous Mazda 121 121DEMIO (DW) | Remark for new model
--- | --- | --- | --- | ---
ZJ | ZY
MAF/IAT sensor | MAF and IAT | × | - | Same as current Mazda6 (GG, GY) models
TP sensor | TP | × | Same function as previous Mazda 121 121DEMIO (DW) models
ECT sensor | ECT | × | Same function as previous Mazda 121 121DEMIO (DW) models
CKP sensor | Engine revolution | × | - | Same function as current Mazda6 (GG, GY) models GMR element has been adopted.
CMP sensor | Cylinder identification | × | × (Integrated with distributor) | Same function as previous Mazda 121 121DEMIO (DW) models GMR element has been adopted.
Knock sensor | Knocking | × | Same function as previous Mazda 121 121DEMIO (DW) models
HO2S | Oxygen concentration | × | Same function as current Mazda6 (GG, GY) models
Neutral switch | Load/no load distinction | × | Same function as previous Mazda 121 121DEMIO (DW) models
Clutch switch | Load/no load distinction | × | Same function as previous Mazda 121 121DEMIO (DW) models
PSP switch | P/S oil pump load condition | × | Same function as previous Mazda 121 121DEMIO (DW) models
Brake switch | Brake pedal condition | × | Same function as previous Mazda 121 121DEMIO (DW) models
VSS | Vehicle speed | × | Same function as previous Mazda 121 121DEMIO (DW) models
A/C switch, refrigerant pressure switch (High, low pressure) | A/C operational | × | Same function as previous Mazda 121 121DEMIO (DW) models
Refrigerant pressure switch (Middle pressure) | A/C compressor load | × | Same function as previous Mazda 121 121DEMIO (DW) models
Evaporative temperature sensor | Evaporative temperature | × | Same function as previous Mazda 121 121DEMIO (DW) models
TR switch | Load/no load distinction | × | Same function as previous Mazda 121 121DEMIO (DW) models
Battery | Battery voltage | × | Same function as previous Mazda 121 121DEMIO (DW) models
Generation voltage (Generator terminal P) | Generation voltage | × | Same function as previous Mazda 121 121DEMIO (DW) models
Immobilizer unit | Immobilizer system communication | × | Same function as current Mazda6 (GG, GY) models

## Output Device

×: Applicable
-: Not applicable

Item | Signal | Mazda2 (DY) | Previous Mazda 121 121DEMIO (DW) | Remark for new model
--- | --- | --- | --- | ---
ZJ | ZY
IAC valve | IAC | × | Same function as previous Mazda 121 121DEMIO (DW) models
VIS shutter valve actuator | VIS | - | × | - | Same function as current Mazda6 (GG, GY) L3 engine models Operation is different.
VTCS shutter valve actuator | VTCS | × | - | Same function as current Mazda6 (GG, GY) models Operation is different.
Oil control valve (OCV) | Variable valve timing control | × | - | Same as current MX-5 (NB) models
Fuel injector | Fuel injection control | × | Same function as previous Mazda 121 121DEMIO (DW) models
Fuel pump relay | Fuel pump control | × | Same function as previous Mazda 121 121DEMIO (DW) models
Ignition coil | ESA control | × | Same function as previous Mazda 121 121DEMIO (DW) models
Purge solenoid valve | Purge control | × | Same function as previous Mazda 121 121DEMIO (DW) models
Heated oxygen sensor heater | Oxygen sensor heater control | × | - | Same function as current Mazda6 (GG, GY) models
A/C relay | A/C cut-off control | × | Same function as previous Mazda 121 121DEMIO (DW) models
Cooling fan relay | Electric fan control | × | Same function as previous Mazda 121 121DEMIO (DW) models
Field coil (Generator terminal D) | Generator control | × | Same as previous Mazda 121 121DEMIO (DW) models
Controller area network (CAN) | Information function | × | - | Same function as current Mazda6 (GG, GY) models
Starter relay | Starter control | × | - | Same function as current Mazda6 (GG, GY) models