See also Honda Accord 1995
![Connector Face](/rusefi/rusefi_documentation/media/commit/93511f207e1d5407b17cac5a513ab6253b40d97b/Images/Honda_prelude_connector.png)
94 accord ex ecu pinout
26 pin
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A1 |
W63 |
BRowN |
Injector #1 |
Output |
A2 |
W64 |
YEL |
Injector #4 |
Output |
A3 |
W61 |
RED |
Injector #2 |
Output |
A4 |
W62 |
* |
* |
* |
A5 |
W59 |
BLUe |
Injector #3 |
Output |
A7 |
W57 |
GRN/BLK |
Fuel Pump Relay |
Output, sink/low |
A8 |
W58 |
* |
* |
* |
A9 |
W55 |
BLK/BLU |
Idle Air Control Valve |
Output, sink/low. 500Hz |
A12 |
W54 |
GReeN |
Radiator Fan Control Module |
Output |
A13 |
W51 |
LTGRN/RED |
MIL |
Output, low-side |
A22 |
W44 |
* |
* |
* |
A23 |
W41 |
BLK |
Power Ground |
Ground |
A24 |
W42 |
BLK |
Power Ground |
Ground |
A25 |
W39 |
YEL/BLK |
Power Source |
Input, +12 if ignition is on |
A26 |
W40 |
BRN/BLK |
Logic Ground |
Ground |
16 pin
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B2 |
W38 |
BRN/BLK |
Logic Ground |
Ground |
B10 |
W30 |
ORG |
Vehicle Speed Sensor |
Input (grounded 4 times per speedometer cable revolution) |
B11 |
W27 |
ORanGe |
CYP Signal |
Input, one pulse per cam rev |
B12 |
W28 |
WHT |
CYP Ground |
|
B13 |
CAM- |
ORG BLU |
TDC Signal |
Input, four pulses per cam revolution |
B14 |
CAM+ |
WHT BLU |
TDC Ground |
|
B15 |
CNK- |
BLU GRN |
CKP Signal |
Input, 24 pulses per cam |
B16 |
CNK+ |
BLU YEL |
CKP Ground |
|
22 pin
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D3 |
W19 |
* |
* |
* |
D11 |
W11 |
RED/BLK |
Throttle Position Sensor |
Input |
D13 |
W9 |
RED/WHT |
Engine Coolant Temperature Sensor |
Input |
D15 |
W7 |
RED YEL |
Intake Air Temperature Sensor |
Input (bias pull-up 1.5K) |
D16 |
W8 |
* |
* |
* |
D17 |
W5 |
WHiTe/YELlow |
MAP Sensor |
Input: 0.32V @ -13.9 PSI, 4.84V @ 10.94 PSI |
D20 |
W4 |
YEL BLU |
VCC2 TPS, EGVL sensor power supply |
Output +5V |
D21 |
W1 |
GRN/WHT |
SG1 MAP sensor GND |
Ground |
D22 |
W2 |
GRN BLU |
SG2 - Sensors Ground |
ground |
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![Wiring Diagram](/rusefi/rusefi_documentation/media/commit/93511f207e1d5407b17cac5a513ab6253b40d97b/Images/Honda_Prelude_1993.png)