Original honda s2000 ecu pinout – AEM 30-6053 Series 2 Plug & Play EMS User Manual
Page 12
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Original Honda S2000 ECU Pinout
This pinout is for the original wiring harness on the Honda S2000 showing the corresponding
pin on the AEM EMS through the adapter harness.
Please note: Connector C is not present in the original wiring harness.
Pin
Name
AEM EMS
pin location
Tapped or
intercepted?
A1
Knock sensor (Knock 1 on EMS)
C3
tapped
A2
Ignition power 2
--
--
A3
Ignition power 1
--
--
A4
Power ground 2 (Power ground on EMS)
B10
tapped
A5
Power ground 1 (Power ground on EMS)
B2
Relay pins 2 & 4
tapped
A6
Camshaft position sensor (T2 on EMS)
C20
tapped
A7
Crankshaft position sensor (T1 on EMS)
C8
tapped
A8
Logic Ground 2
--
--
A9
Logic Ground 1
--
--
A10 AF sensor heater
--
--
A11 -- --
--
A12 -- --
--
A13 Ignition Coil 4 (Coil 4 on EMS)
C14
intercepted
A14 Ignition Coil 3 (Coil 3 on EMS)
C13
intercepted
A15 Ignition Coil 2 (Coil 2 on EMS)
C12
intercepted
A16 Ignition Coil 1 (Coil 1 on EMS)
C4
intercepted
A17 -- --
--
A18 Vehicle Speed Sensor (T3 on EMS)
C23
tapped
A19 -- --
--
A20 Sensor Voltage 2
--
--
A21 Sensor Voltage 1
--
--
A22 -- --
--
A23 Sensor Ground 2 (Sensor ground on EMS)
C18
tapped
A24 Sensor Ground 1 (Sensor ground on EMS)
C7
tapped
A25 Accelerator Pedal Position B
--
--
A26 Accelerator Pedal Position A
--
--
A27 -- --
--
A28 AF sensor 1 signal (-)
--
--
A29 -- --
--
A30 MAP signal (MAP on EMS)
C17
tapped
A31 AF sensor 1 signal (+)
--
--
Wire view of original ECU connector