OUTLINE [LF, L3]


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• The construction and operation of the Mazda6 (GG, GY) is essentially carried over from that of the current 323 (BJ) FS engine model, except for the following.

New Device

• MAP sensor which monitoring the intake manifold absolute pressure is the same function as BARO sensor.

Similar Devices

CKP sensor
• Output wave form is different.
CMP sensor
• Output wave form is different.

New Systems

Variable air duct control
• To improve the engine performance at high engine speed.
Controller area network (CAN)
• To simplify the system.

Similar Systems

Idle air control (IAC)
• Same function as 323 (BJ) FS engine model except for the followings.
- Adopt the MAP factor to the feedback correction to improve the precise control.
- Idle speed is different to match the vehicle characteristics.
Variable intake-air system (VIS)
• Same function as VICS but operation condition is different to match the vehicle characteristics.
Variable tumble control system (VTCS)
• Same function as MX-5 (NB) but operation condition is different to match the vehicle characteristics.
Variable valve timing control system
• Same function as MX-5 (NB) but operation condition is different to match the vehicle characteristics.
Fuel injection control
• Same function as 323 (BJ) FS engine model except for the following.
- Adopt the Rear HO2S feedback correction to improve the emission performance.
Electronic spark advance (ESA) control
• Same control as 626 (GF) FS engine model
Heated oxygen sensor heater control
• Same control as 323 (BJ) FS engine model
A/C cut-off control
• Operation condition is different to match the vehicle characteristics.
Immobilizer system
• Same function as 323 (BJ) FS engine model however it equipped into PCM to simplify the system.

Input Device

×:Applied
-: Not applied

Item

Signal

Mazda6

(GG, GY)

Current 323 (BJ) FS

Remark for new model

MAF/IAT sensor
MAF and IAT
×
Same as 323 (BJ) ZM engine model
TP sensor
TP
×
Same function as 323 (BJ) FS engine model
MAP sensor
MAP
×
-
Same function as BARO sensor of 323 (BJ) FS engine model
ECT sensor
ECT
×
Same function as 323 (BJ) FS engine model
CMP sensor
Cylinder identification
×
Same function as 323 (BJ) FS engine model
Output wave form is different.
CKP sensor
Engine revolution
×
Same function as 323 (BJ) FS engine model
Output wave form is different.
Knock sensor
Knocking
×
Same function as 323 (BJ) FS engine model
HO2S (Front, Rear)*1
Oxygen concentration
×
Same function as 323 (BJ) FS engine model
Neutral switch
Load/no load distinction
×
Same as 323 (BJ) FS engine model
Clutch switch
Load/no load distinction
×
Same as 323 (BJ) FS engine model
Brake switch
Brake pedal condition
×
Same as 323 (BJ) FS engine model
PSP switch
P/S oil pump load condition
×
Same function as 323 (BJ) FS engine model
VSS
Vehicle speed
×
Same as 323 (BJ) FS engine model
A/C switch, refrigerant pressure switch (high, low pressure)
A/C operational
×
Same as 323 (BJ) FS engine model
Refrigerant pressure switch (middle pressure)
A/C compressor load
×
Same as 323 (BJ) FS engine model
Battery
Battery voltage
×
Same as 323 (BJ) FS engine model
Generation voltage (Generator terminal P)
Generation voltage
×
Same as 323 (BJ) FS engine model
Immobilizer unit
Immobilizer system communication
×
Same function as 323 (BJ) FS engine model
Variable resistor*2
Idle mixture
×
-
Same function as 626 (GF) engine model
*1 :
Unleaded fuel models
*2 :
Leaded fuel models

Output Device

×:Applied
-: Not applied

Item

Signal

Mazda6

(GG, GY)

Current 323 (BJ) FS

Remark for new model

IAC valve
IAC
×
Same function as 323 (BJ) FS engine model
Idle speed is different to match vehicle characteristics.
VAD solenoid valve*1
VAD
×
-
New system adopted
VIS solenoid valve*1
VIS
×
Same function as VICS of 323 (BJ) FS engine model
Operation condition is different.
VTCS solenoid valve
VTCS
×
-
Same function as MX-5 (NB)
Operation condition is different.
Oil control valve (OCV)*1
Variable valve timing control
×
-
Same function as MX-5 (NB)
Operation condition is different.
Fuel injector
Fuel injection control
×
Same function as 323 (BJ) FS engine model
Fuel injection timing is different.
Add Rear HO2S feedback correction
Fuel pump relay
Fuel pump control
×
Same as 323 (BJ) FS engine model
Ignition coil
ESA control
×
Same as 626 (GF) FS engine model
EGR valve*2
EGR control
×
Same as 323 (BJ) FS engine model
Purge solenoid valve
Purge control
×
Same function as 323 (BJ) FS engine model
Heated oxygen sensor heater*2
(Front, rear)
O2S heater control
×
Same as 323 (BJ) FS engine model
Field coil
(Generator terminal D)
Generator control
×
Same as 323 (BJ) FS engine model
Cooling fan relay
Electric fan control
×
-
New system adopted
A/C relay
A/C cut-off control
×
Same function as 323 (BJ) FS engine model
Operation condition is different.
Controller area network (CAN)
Information function
×
-
New system adopted
*1 :
L3 engine models
*2 :
Unleaded fuel models