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MAZDA 3 2.0/2.3 NA ECU PINOUT

Analog (voltage) Input:
Knock signal 1/water Temp signal: 2AY
Crank Angle Signal Input: 2W
Injector output signal CH1: 2BB
Injector output signal CH2: 2BC
Injector output signal CH3: 2BD
Injector output signal CH4: 2AZ
Analog (voltage) output:
Knock Signal 2/ Intake temp signal: 1AR
Cam Angle Signal Input: 2S
Vehicle speed Output: 1AY
Vehicle speed Input: 1AY
Airflow 1 (Voltage) Input: 1AK
Throttle Position Sensor Input: 2AK
Airflow 1 (frequency) Input/Vtm output:
Airflow 1 (voltage) Output: 1AK
RPM Input Signal:
Ground (Ecu Ground): 1AZ
Ignition power (Ecu Power): 1AY
Injector Ground (Senor Ground):
Ignition Input Signal CH1: 2BA
Ignition Input Signal CH2: 2AW
Ignition Input Signal CH3: 2AX
Ignition Input Signal CH4: 2AT
 
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