Part 4: Connector Pinouts

Connector Pin-out Diagrams

C90 – Engine Loom to Main Junction Box

C90-Pinout

  1. 5-EC7D (BU/RD)
    5-EC7C (BU/RD)
    5-EC7A (BU/RD) – DURATEC 2.0L – HIGH CAN-
  2. 91S-RH15 (BK/YE)
  3. Not Used
  4. 31S-BB16 (BK/RD)
    31S-BB16B (BK/RD)
    31S-BB16A (BK/RD) – DURATEC 2.0L – Starter Relay Trigger Ground (PCM controls Ground for Starter Relay Coil, supplied from IGN Switch START position)
  5. 91S-RE8 (BK/YE)
    31S-FA11A (BK/YE)
  6. 91S-RH5 (BK/BU) – DURATEC 2.0 – Fuel Pump Relay Trigger (Grounds coil for fuel pump relay via inertia switch is fitted. Connects to PCM on C690 Pin 19)
    91S-RH5A (BK/BU)
    91S-RH5B (BK/BU)
    15S-PE8 (GN/RD)
  7. Not Used
  8. 15S-LG23 (GN/WH) – DURATEC 2.0L – Brake Pedal Detection (Ground for the Brake light Circuit connects to PCM via C690 Pin 39)
    15S-LG23B (GN/WH)
    15S-LG23A (GN/WH)
  9. Not Used
  10. 15-LG28 (GN/WH)
    15-LG28A (GN/WH)
  11. 50-BB12 (GY)
    50-BB14A (GY/RD) – DURATEC 2.0L – Starter Solenoid Power (via Transmission Selector switch to starter motor, Controlled by Starter Relay)
  12. 15-RJ15 (GN/BU) – DURATEC 2.0L – PCM +12v via Power Hold Relay
    15-RJ15A (GN/BU)
    15-RR1 (GN/RD) – DURATEC 2.0L – Ignition Coil Power (+12v via Power Hold Relay. Coils ground by PCM for ignition)
    15S-RL42 (GN/BU)
    15S-RL50 (GN/BU)
  13. 30-RE8 (RD)
    30-RE8A (RD)
    30-RE8B (RD)
    30-TA55 (RD) – DURATEC 2.0L – Transmission Control Unit +12v Battery (Connects to Transmission Control Unit via C117 & C414)
  14. 15-RN3A (GN/BU) – DURATEC 2.0L – Injector Power (via Power Hold Relay, injectors Ground controlled by PCM)
    15-RN3C (GN/BU)
    15-RN3 (GN/BU)
  15. 4-EC7D (GY/RD)
    4-EC7B (GY/RD) – DURATEC 2.0L – HIGH CAN+
    4-EC7A (GY/RD)
  16. 8-EE14 (WH/BU)
  17. 31S-FA11 (BK/YE) – DURATEC 2.0L – Wide Open Throttle Relay trigger (PCM grounds coil to activate)
    91S-RE8A (BK/YE)
  18. 15S-FA6 (GN/YE) – DURATEC 2.0L – A/C Compressor Clutch via WOT Relay
    15S-FA6A (GN/YE)
  19. 8-FA88 (WH/VT) – DURATEC 2.0L – A/C Pressure Sensor Signal (From PCM to pressure sensor)
    91S-PA13 (BK/BU)
    8-FA88A (WH/VT)
    8-FA88B (WH/VT)
  20. 30-BA10 (RD) – DURATEC 2.0L – +12v Battery to Alternator
  21. 91S-RH9 (BK/BU)
    91S-RH9A (BK/BU) – DURATEC 2.0L – Power Hold Relay Trigger (Grounds coil for Power Hold Relay) Connects to PCM at C690 Pin 35.
    91S-RH9B (BK/BU)
  22. 91S-LG45 (BK/GN) – DURATEC 2.0L – Reverse Light Relay trigger (Reverse light relay coil triggered when in Reverse by Transmission Control Unit)
  23. NOT USED
  24. 15S-RD15D (GN/OG)
    15-TA55 (GN/BK) – DURATEC 2.0L – Transmission Control Unit +12v via Power Hold Relay
    15-TA18 (GN/OG) – DURATEC 2.0L – Transmission Range Sensor +12 via Power Hold Relay
  25. 15S-RD15C (GN/OG)
    91S-BB6 (BK/YE)
  26. 15S-RD15B (GN/OG)
  27. 15S-RD15A (GN/OG)
  28. 10-RJ30 (GY) – DURATEC 2.0L – Accelerator Pedal Position Sensor Signal (From Accelerator pedal unit)
  29. 7-FA88 (YE/VT) – DURATEC 2.0L – A/C Pressure Sensor VCC (PCM to pressure sensor)
    7-FA88A (YE/VT)
  30. 8-PF36 (WH/GN) – DURATEC 2.0L – Auto Transmission Shift Up (Connects to Transmission Control Unit via C117 & C414)
    8-PF36A (WH/GN)
  31. NOT USED
  32. 9-FA88 (BN/WH) – DURATEC 2.0L – A/C Pressure Sensor Ground (Connects output of pressure sensor to PCM)
    9-FA88A (BN/WH)
  33. 10-PF36 (GY/OG) – DURATEC 2.0L – Auto Transmission Shift Down (Connects to Transmission Control unit via C117 & C414)
  34. 49-PA6 (BU) – DURATEC 2.0L – Radiator Fan Control trigger (PCM grounds coil of relay to trigger radiator fan)
  35. NOT USED
  36. NOT USED
  37. 15-RE17 (GN/BU)
    15-RE17A (GN/BU) – DURATEC 2.0L – PCM Power +12v IGN in RUN or START (Connects to PCM via C690 pin 46)
    15-RN2A (GN/BU)
    15-RN2B (GN/BU)
  38. NOT USED
  39. 15S-LG9 (GN/BK)
    15S-LG9A (GN/BK)
  40. 15-RJ14 (GN/YE) – DURATEC 2.0L – Rear O2 Sensor Power (+12v via Power Hold Relay)
    15-RJ25 (GN/RD) – DURATEC 2.0L – Front O2 Sensor Power (+12v via Power Hold Relay)
    15-RR4 (GN/BU)
  41. 15-RE21 (GN/OG)
    15-RE21A (GN/OG) – DURATEC 2.0L – PCM Power (+12v via Power Hold Relay)
    15-RE21B (GN/OG)

 C200 – On-Board-Diagnostic Port

 C200-Pinout

  1. Not Used
  2. Not Used
  3. 4-EC10B (GY) – HIGH CAN-
  4. 31-RA1 (BK) – Ground
  5. 91-RA1 (BK/OG) – Ground
  6. 4-EC7L (GY/RD) – HIGH CAN+
  7. Not Used
  8. Not Used
  9. Not Used
  10. Not Used
  11. 5-EC10B (BU) – MID CAN-
  12. Not Used
  13. Not Used
  14. 5-EC7L (BU/RD) – MID CAN+
  15. Not Used
  16. 29-RA1 (OG) – +12v Battery

C391 – PATS Key/Transponder Reader

C391-Pinout

  1. 15-GL37 (GN/BK) – +12v START / RUN from IGN Switch
  2. 91-GL1 (BK/YE) – Ground
  3. 10-GL37 (GY/OG) – Sensor (Connects to Instrument Cluster via C809 Pin 5)
  4. 8-GL37 (WH/GN) – Sensor (Connects to Instrument Cluster via C809 Pin 3)

C456 – Ignition Key Switch

C456-Pinout

  1. 15-DA1 (GN/YE) – +12v START/RUN (Distribution)
  2. 30S-LE29 (RD/GN)+12v Battery
  3. 31S-TA32 (BK/WH) – Ground Key Inhibit (Connects to C809 Pin25)
  4. 30-BB9 (RD) – +12v Battery (20A Fused Supply)
  5. Not Used
  6. 75-DA1 (YE) – +12 Accessory (Distribution)
  7. 50-BB16 (GY/BK) – +12v START Only (Connects to Starter Relay)

C648 – Accelerator Pedal Unit

C648-Pinout

  1. 7-RJ30 (YE) – +5v Constant Voltage (Connects to C809 Pin31)
  2. 8-RJ30 (WH) – Accelerator Pedal Position Validation Sensor+ (Connects to C809 Pin14)
  3. 9-RJ30 (BN) – Accelerator Pedal Position Validation Sensor- (Connects to C809 Pin 13)
  4. 91-RJ30 (BK/YE) – Ground
  5. 10-RJ30 (GY) – Accelerator Pedal Position Sensor (Connects to ECU Directly via C90 Pin 28)
  6. 15-RJ30 (GN/YE) – +12v START/RUN (Connects to IGN Switch via C456 Pin 1)

C732 – Fuel Pump Connector

C732-Pinout

  1. 15S-RG2 (GN/OG) – +12v START/RUN via Fuel Pump Relay (10A Fused)
  2. 8-GA7 (WH/RD) – Fuel Level Sensor+(Connects to C809 Pin 8)
  3. Not Used
  4. 9-GA7 (BN/RD) – Fuel Level Sensor Ground (Connects to C809 Pin 9)
  5. 31-RG2 (BK) – Ground
  6. Not Used

C809 – Instrument Cluster

C809-Pinout

  1. 15S-LD13 (GN/OG)
  2. 91S-GE56A (BK/YE)
  3. 8-GL37 (WH/GN) – PATS Key Reader (Connects to C391 Pin 4)
  4. 15-GG14 (GN/RD) – +12v START/RUN Cluster Power (Connects to C456 Pin 1)
  5. 10-GL37 (GY/OG) – PATS Key Reader (Connects to C391 Pin 3)
  6. 91-GG14 (BK/OG) – Ground
  7. 9-GA7 (BN/RD) – Fuel Level Sensor Ground (Connects to C732 Pin 4)
  8. 8-GA7 (WH/RD) – Fuel Level Sensor+ (Connects to C732 Pin 2)
  9. 29S-GG14 (OG) – +12v Constant Power
  10. 91S-BB6 (BK/YE) – Ground
  11. Not Used
  12. Not Used
  13. 9-RJ30 (BN) – Accelerator Pedal Position Validation Sensor- (Connects to C648 Pin 3)
  14. 8-RJ30 (WH) – Accelerator Pedal Position Validation Sensor+ (Connects to C648 Pin 2)
  15. 75-GG14 (YE/BU) – +12v Accessory Power (Connects to C456 Pin 6)
  16. 15S-LD7 (GN/BU)
  17. 5-EC7H (BU/RD) – MID CAN+
  18. 4-EC7H (GY/RD) – HIGH CAN+
  19. Not Used
  20. Not Used
  21. Not Used
  22. 5-EC10 (BU) – MID CAN-
  23. 4-EC10 (GY) – HIGH CAN-
  24. Not Used
  25. 31S-TA32 (BK/WH) – Ground
  26. Not Used
  27. 91S-GG6 (BK/RD) –
  28. Not Used
  29. 91S-PG6 (BK/YE) – Ground
  30. 91S-GE56 (BK/YE) – Ground
  31. 7-RJ30 (YE) – +5v Supply Constant (Connects to C648 Pin 1)
  32. 29-GG14 (OG) – +12v Battery Supply (Connects to C456 Pin 4)

Published by

Aaron

Geek, Car Guy, Former entrepreneur looking for the next big thing while doing the things I should have done 20 years ago. Key pusher and thinker for a large organisation who dreams to be doing something else.

Leave a Reply

Your email address will not be published.