2000-2004 Honda S2000 Ecu pinout

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Pin # 2000-2004 Honda S2000


A1 Engine Coolant Temp Gauge
A2 Air Control Valve
A3 EVAP Bypass Solenoid Valve
A4 EVAP Control Canister Vent
A6 EVAP Purge Control Solenoid
A9 Vehicle Speed Sensor
A10 Service Check Signal
A12 Immobilizer Indicator Light
A13 Immobilizer Enable Signal
A15 Fuel Pump Relay
A17 A/C Clutch Relay
A18 Malfunction Indicator Light
A19 Engine Speed Pulse
A20 Radiator Fan Control
A21 K-Line
A24 Starter Switch Signal
A25 Immobilizer Code
A26 Electrical Power Steering Load Detect
A27 A/C Switch Signal
A28 Air Pump Relay
A29 Fuel Tank Pressure Sensor
A30 Electrical Load Detector
A32 Brake Switch Signal

B1 Power Source 1
B2 Power Ground 1
B3 Injector 2
B4 Injector 3
B5 Injector 4
B9 Power Source 2
B10 Power Ground 2
B11 Injector 1
B12 VTEC Solenoid Valve
B20 Logic Ground 1
B21 Voltage Back Up
B22 Logic Ground 2
B23 Idle Air Control Valve


C1 Primary O2 Heater Control
C2 Alternator Control
C4 Ignition Coil Pulse No. 1
C5 Alternator FR Signal
C7 Sensor Ground 1
C8 CKP +
C9 CKP -
C10 VTEC Pressure Switch Signal
C11 Secondary O2 Heater Control
C12 Ignition Coil Pulse No. 2
C13 Ignition Coil Pulse No. 3
C14 Ignition Coil Pulse No. 4
C15 Secondary O2 Sensor
C16 Primary O2 Sensor
C17 MAP Sensor
C18 Sensor Ground 2
C19 Sensor Voltage 1
C20 TDC1 +
C21 TDC1 -
C22 Knock Sensor
C24 Air Pump Electric Current Sensor
C25 Intake Air Temperature Sensor
C26 Engine Coolant Temperature Sensor
C27 Throttle Position Sensor
C28 Sensor Voltage 2
C29 TDC2 +
C30 TDC2 -

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