| Pinout | '88 HF/Si | '90-1 DX (Std.) | '90-1 HF/Si | '89-92 EF8/9 SiR | '92-93 Teg LS/GSR |
|---|---|---|---|---|---|
| A1 | No.1 INJ | Aux INJ w/A3 | No.1 INJ | No.1 INJ | No.1 INJ |
| A2 | GRD w/A4 to Main Relay | GRD w/A4 to Main Relay | GRD w/A4 to Main Relay | GRD w/A4 to Main Relay | No.4 INJ |
| A3 | No.2 INJ | Aux INJ w/A1 | No.2 INJ | No.2 INJ | No.2 INJ |
| A4 | GRD w/A2 to Main Relay | GRD w/A2 to Main Relay | GRD w/A2 to Main Relay | GRD w/A2 to Main Relay | VTEC Solenoid |
| A5 | No.3 INJ | Main INJ w/A7 | No.3 INJ | No.3 INJ | No.3 INJ |
| A6 | Purge Cut-Off Solenoid Valve | Purge Cut-Off Solenoid Valve | Purge Cut-Off Solenoid Valve (HF Only) | Purge Cut-Off Solenoid Valve | O2 Sensor |
| A7 | No.4 INJ | Main INJ w/A5 | No.4 INJ | No.4 INJ | FLR1(Mail Relay) |
| A8 | Lock-up Control Solenoid Valve | Lock-up Control Solenoid Valve | Lock-up Control Solenoid Valve | Spool (VTEC) Solenoid Valve | FLR2(Mail Relay) |
| A9 | - | - | - | - | EACV |
| A10 | - | EGR Valve (CA A/T Only) | EGR Valve (HF Only) | Pressure Regulator Cut-Off Solenoid Valve | Pressure Reg Cutoff Solenoid |
| A11 | EACV w/A17 | EACV w/A17 | EACV w/A17 | EACV | EGR Solenoid |
| A12 | Main Relay w/A14 | Main Relay w/A14 | Main Relay w/A14 | Main Relay w/A14 | - |
| A13 | Main Relay w/A15 | Main Relay w/A15 | Main Relay w/A15 | Main Relay w/A15 | Warning(inst. cluster) |
| A14 | Main Relay w/A12 | Main Relay w/A12 | Main Relay w/A12 | Main Relay w/A12 | - |
| A15 | Main Relay w/A13 | Main Relay w/A13 | Main Relay w/A13 | Main Relay w/A13 | ACC(A/C) |
| A16 | GRD w/A18 | GRD w/A18 | GRD w/A18 | GRD w/A18 | - |
| A17 | EACV w/A11 | - | - | - | - |
| A18 | GRD w/A16 | GRD w/A16 | GRD w/A16 | GRD w/A16 | - |
| A19 | - | - | - | - | - |
| A20 | - | - | - | - | Purge Control Solenoid |
| A21 | - | - | - | - | IGP1(To Dist.) |
| A22 | - | - | - | - | IGP2(To Dist.) |
| A23 | - | - | - | - | PG1(Junc. Conn. A) |
| A24 | - | - | - | - | PG2(Junc. Conn A) |
| A25 | - | - | - | - | IGP1(to Main Relay) |
| A26 | - | - | - | - | LG1(Ground) |
| Pinout | '88 HF/Si | '90-1 DX (Std.) | '90-1 HF/Si | '89-92 EF8/9 SiR | '92-93 Teg LS/GSR |
| B1 | Hazard Fuse w/Brake Switch | Hazard Fuse w/Brake Switch | - | Hazard Fuse w/Brake Switch | IGP2(to Main Relay) |
| B2 | Tandem Valve Control Solenoid Valve | Tandem Valve Control Solenoid Valve | - | - | LG2(Automatic Ctrl) |
| B3 | A/C Clutch Relay | A/C Clutch Relay | Fast Idle Valve | A/C Clutch Relay | - |
| B4 | Radiator Fan Relay | Radiator Fan Relay | Radiator Fan Relay | - | - |
| B5 | Alternator | Alternator | Alternator | Oil Pressure Switch | ACS(A/C) |
| B6 | Check Engine Light | Check Engine Light | Check Engine Light | Check Engine Light(10A) | - |
| B7 | Shift Position Sensor (A/T Only) | Shift Position Sensor (A/T Only) | A/C Switch w/B8 | - | Auto Shift Indicator |
| B8 | A/C Switch | A/C Switch | A/C Switch w/B7 | A/C Switch | Power Steering Pressure |
| B9 | - | - | - | Brake Switch | STS |
| B10 | - | - | Crank Angle Sensor | Crank Angle Sensor | VSP |
| B11 | Shift Position Sensor (AT Only) | Shift Position Sensor (AT Only) | Clutch Switch (HF Only) | Rear Defogger Switch | CYL P(Dist.) |
| B12 | - | - | Crank Angle Sensor | Crank Angle Sensor | CYL M(Dist.) |
| B13 | No.2 Fuse (10A) | No.2 Fuse (10A) | No.2 Fuse (10A) | No.2 Fuse (10A) | TDC P(Dist.) |
| B14 | Alternator | Alternator | Alternator | Alternator | TDC M(Dist.) |
| B15 | Igniter Unit w/B17 | Igniter Unit w/B17 | Igniter Unit w/B17 | Igniter Unit w/B17 | Crank P(Dist.) |
| B16 | Speed Sensor | Speed Sensor | Speed Sensor | Speed Sensor (Electrical) | Crank M(Dist.) |
| B17 | Igniter Unit w/B15 | Igniter Unit w/B15 | Igniter Unit w/B15 | Igniter Unit w/B15 | - |
| B18 | - | - | - | - | - |
| B19 | ELD | ELD | ELD | Knock Sensor | - |
| B20 | Ign. Timing Adj. Connector | Ign. Timing Adj. Connector | Ign. Timing Adj. Connector | Ign. Timing Adj. Connector | - |
| Pinout | '88 HF/Si | '90-1 DX (Std.) | '90-1 HF/Si | '89-92 EF8/9 SiR | '92-93 Teg LS/GSR |
| C1 | Crank Angle Sensor | Crank Angle Sensor | Cylinder Position Sensor | Cylinder Position Sensor | - |
| C2 | Crank Angle Sensor | Crank Angle Sensor | Cylinder Position Sensor | Cylinder Position Sensor | - |
| C3 | TDC Sensor | TDC Sensor | TDC Sensor | TDC Sensor | - |
| C4 | TDC Sensor | TDC Sensor | TDC Sensor | TDC Sensor | - |
| C5 | TA Sensor | TA Sensor | TA Sensor | TA Sensor | - |
| C6 | TW Sensor | TW Sensor | TW Sensor | TW Sensor | - |
| C7 | Throttle Angle Sensor | Throttle Angle Sensor | Throttle Angle Sensor | Throttle Angle Sensor | - |
| C8 | - | EGR Valve Lift Sensor (CA A/T Only) | - | O2 Sensor B | - |
| C9 | PA Sensor | PA Sensor | PA Sensor | P/S oil switch | - |
| C10 | Brake Switch | Brake Switch | Brake and Reverse Light Switch (HF Only) | Brake Switch | - |
| C11 | MAP Sensor | MAP Sensor | MAP Sensor | MAP Sensor | - |
| C12 | PA Sensor | PA Sensor | Throttle Angle Sensor | Throttle Angle Sensor | - |
| C13 | PA Sensor | PA Sensor | Throttle Angle Sensor | Throttle Angle Sensor | - |
| C14 | MAP Sensor | MAP Sensor | MAP Sensor | MAP Sensor | - |
| C15 | MAP Sensor | MAP Sensor | MAP Sensor | MAP Sensor | - |
| C16 | O2 Sensor A | O2 Sensor A | O2 Sensor A | O2 Sensor A | - |
| Pinout | '88 HF/Si | '90-1 DX (Std.) | '90-1 HF/Si | '89-92 EF8/9 SiR | '92-93 Teg LS/GSR |
| D1 | - | - | - | - | VBU |
| D2 | - | - | - | - | Brake Switch |
| D3 | - | - | - | - | Knock Sensor |
| D4 | - | - | - | - | Service Connector |
| D5 | - | - | - | - | - |
| D6 | - | - | - | - | Vtec Pressure Switch |
| D7 | - | - | - | - | Data Link Connector |
| D8 | - | - | - | - | Automatic Control Unit |
| D9 | - | - | - | - | Alternator |
| D10 | - | - | - | - | - |
| D11 | - | - | - | - | Throttle Angle |
| D12 | - | - | - | - | EGR Lift Sensor |
| D13 | - | - | - | - | Coolant Temp. |
| D14 | - | - | - | - | O2 |
| D15 | - | - | - | - | Intake Air Temp. |
| D16 | - | - | - | - | VREF |
| D17 | - | - | - | - | PB(Map Sensor) |
| D18 | - | - | - | - | - |
| D19 | - | - | - | - | VCC1 |
| D20 | - | - | - | - | VCC2 |
| D21 | - | - | - | - | SG1 |
| D22 | - | - | - | - | SG2 |
Here is the gauge cluster stuff:
B1-GRN/BLU-Hazard Switch
B2-RED/BLU-Fuse #9(underdash)
B3-BLU/RED-ABS Control Unit
B4-BLU-Distributor Assembly(Tach)
B5-GRN/RED-Right Front Door Switch
B6-YEL/GRN-Coolant Temparature
B7-BLK-Ground
B8-YEL-Fuse #23(Underdash)
B9-GRN/ORG-ECU Pin A13
B10-BLK/YEL-Fuse #24(Underdash)
B11-WHT/BLU-Integrated Control Unit(Underdash)
B12-YEL/RED-Oil Pressure Switch
C1-RED-Cruise Control Unit
C2-RED/BLK-Fuse #11(Underdash)
C3-Empty
C4-Empty
C5-BLK-Ground
C6-Empty
C7-YEL-Fuse #23(Underdash)
A1-YEL/RED-Auto Seat Belt Control Unit
A2-GRN/RED-Integrated Control Unit(Underdash)
A3-GRN/BLK-Trunk Light Switch
A4-GRN/RED-Fuel Tank Unit
A5-YEL/WHT-Fuel Tank Unit
A6-YEL/RED-ECU Pin B10, A/T Control Unit, and Cruise Control Module
A7-RED-Dimmer Control
A8-Empty
A9-RED/BLK-Fuse #11(Underdash)
A10-GRN/YEL-Hazard Switch
93 Integra 1.7 and 1.8L pinout Colors:
A1-BROWN
A2-YELLOW
A3-RED
A4-GREEN-YELLOW
A5-LIGHT BLUE
A6-ORANGE-BLACK
A7-GREEN-BLACK
A8-GREEN-BLACK
A9-BLUE-YELLOW
A10-GREEN-YELLOW
A11-RED
A12-NOTHING
A13-GREEN-ORANGE
A14-NOTHING
A15-YELLOW
A16-NOTHING
A17-NOTHING
A18-NOTHING
A19-NOTHING
A20-GREEN
A21-YELLOW-GREEN
A22-YELLOW-GREEN
A23-BLACK
A24-BLACK
A25-YELLOW-BLACK
A26-BLACK-RED
B1-YELLOW-BLACK
B2-BLACK-RED
B3-NOTHING
B4-NOTHING
B5-BLUE-RED
B6-NOTHING
B7-GREEN
B8-RED
B9-BLUE-WHITE
B10-YELLOW-RED
B11-ORANGE
B12-WHITE
B13-ORANGE-BLUE
B14-WHITE-BLUE
B15-BLUE-GREEN
B16-BLUE-YELLOW
D1-WHITE-YELLOW
D2-GREEN-WHITE
D3-RED-BLUE
D4-BROWN
D5-NOTHING
D6-BLUE-BLACK
D7-LIGHT-BLUE
D8-RED-WHITE
D9-BLUE
D10-NOTHING
D11-RED-BLUE
D12-YELLOW
D13-RED-WHITE
D14-WHITE
D15-RED-YELLOW
D16-BLUE-WHITE
D17-WHITE
D18-NOTHING
D19-YELLOW-RED
D20-YELLOW-WHITE
D21-GREEN-WHITE
D22-GREEN-WHITE