Below, you'll find the powertrain control module (PCM) connector pin-out for the 1993 Nissan Quest.
APPLIES TO: The PCM connector pinout applies only to the following vehicles:
- 3.0L V6 Nissan Quest: 1993.
- 3.0L V6 Mercury Villager: 1993.
WIRE COLOR LEGEND/ID:
- Connector Wire Color Legend (1993-1998 3.0L V6 Nissan Quest).
- How To Safely Probe The PCM Connector -Without Damaging It (1993-1998 3.0L V6 Nissan Quest).
| Nissan Quest PCM Connector Pinout | ||
|---|---|---|
| Pin | Wire Color | Description |
| 1 | BLU | Ignition Signal —IGNS |
| 2 | GRN/WHT | Tachometer —RPM |
| 3 | RED | Ignition Check —IGNC |
| 4 | WHT/GRN | ECM Power Relay Control —PCMR |
| 5 | – | NOT USED |
| 6 | BLK | Ground –GND |
| 7 | YEL/RED | Data Link Connector –DLC |
| 8 | WHT/PNK | EGR Temperature Sensor (Only for California Model) –EGRT |
| 9 | BLU/ORG | Radiator Fan (Low Speed) —LFAN |
| 10 | BRN/WHT | Radiator Fan (High Speed) –HFAN1/HFAN2 |
| 11 | GRY/RED | Air Conditioning Relay –ACR |
| 12 | PNK | Power Steering Pressure Switch –PSP |
| 13 | BLK | Ground –GND |
| 14 | YEL/BLU | Diagnostic Link Connector –DLC |
| 15 | YEL/BLK | Diagnostic Link Connector –DLC |
| 16 | WHT/BLU | Mass Air Flow Sensor –MAF+ |
| 17 | ORG/BLU | Mass Air Flow Sensor –MAF- |
| 18 | LT GRN/RED | Engine Coolant Temperature Sensor –ECT |
| 19 | LT GRN/BLK | Heated Oxygen Sensor –HO2S |
| 20 | RED | Throttle Position Sensor –TP |
| 21 | WHT/BLK | Signal Ground –SIGRTN |
| 22 | RED/WHT | Crankshaft Position Sensor (Reference Signal) –CKPREF |
| 23 | BLU/WHT | DTC |
| 24 | GRY/RED | Malfunction Indicator Light –MIL |
| 25 | – | NOT USED |
| 26 | – | NOT USED |
| 27 | WHT | Knock Sensor –KS |
| 28 | RED/GRN | Throttle Opening Signal –TCM (TP) |
| 29 | WHT/BLK | Signal Ground –SIGRTN |
| 30 | RED/WHT | Crankshaft Position Sensor (Reference Signal) –CKPREF |
| 31 | RED/BLU | Crankshaft Position Sensor (Position Signal) –CKP |
| 32 | GRN/YEL | Vehicle Speed Sensor –VSS |
| 33 | BRN/YEL | Closed Throttle Position Switch (Idle Position) –IDL- |
| 34 | BLU/BLK | Start Signal -VST |
| 35 | GRN/BLK | TCM (A/T Control Module) (Park/Neutral Position Signal) –PNPS |
| 36 | BLU/YEL | Ignition Switch –IGN |
| 37 | BRN | Power Supply for Sensors -VREF |
| 38 | RED/BLK | Power Supply Input –VPWR |
| 39 | BLK/RED | Ground –GND |
| 40 | RED/BLU | Crankshaft Position Sensor (Position Signal) –CKP |
| 41 | WHT/RED | Air Conditioning Signal (High Pressure Switch) –HPS |
| 42 | – | NOT USED |
| 43 | – | NOT USED |
| 44 | RED/YEL | Power Source for Closed Throttle Position Switch –IDL+ |
| 45 | – | NOT USED |
| 46 | YEL | Power Supply Input (Back-up) –KAPWR |
| 47 | RED/BLK | Power Supply Input –VPWR |
| 48 | BLK/RED | Ground –GND |
| Nissan Quest PCM Connector Pinout | ||
|---|---|---|
| Pin | Wire Color | Description |
| 101 | GRN/ORG | Injector No. 1 –INJ1 |
| 102 | GRY | EGR Control Solenoid Valve Control –EGRC |
| 103 | GRN/RED | Injector No. 3 –INJ3 |
| 104 | BLU/RED | Fuel Pump Relay |
| 105 | YEL/GRN | Injector No. 5 –INJ5 |
| 106 | – | NOT USED |
| 107 | BLK | Ground –GND |
| 108 | BLK | Ground –GND |
| 109 | RED/BLK | Power Supply Input –VPWR |
| 110 | GRN | Injector No. 2 –INJ2 |
| 111 | – | NOT USED |
| 112 | YEL/PPL | Injector No. 4 –INJ4 |
| 113 | LT BLU | Idle Air Control Valve –IAC |
| 114 | GRY/BLU | Injector No. 6 –INJ6 |
| 115 | – | NOT USED |
| 116 | BLK | Ground –GND |
WIRE COLOR LEGEND: You can find the wire color legend here: Connector Wire Color Legend (1993-1998 3.0L V6 Nissan Quest).
Relate PCM Connector Pinouts
- PCM Connector Pin Out Chart (1994-1995 3.0L V6 Nissan Quest).
- PCM Connector Pin Out Chart (1996 3.0L V6 Nissan Quest).
- PCM Connector Pin Out Chart (1997 3.0L V6 Nissan Quest).
- PCM Connector Pin Out Chart (1998 3.0L V6 Nissan Quest).
Disclaimer
I've made every effort to double and triple check the above info (and in the next couple of pages) and I've used the best sources to compile it but nothing in life is perfect. I don't have a staff of proof readers or editors, I'm just a little guy typing this stuff up in my spare time to help and give back to the Do-It-Yourself community. So without further ado, here's my disclaimer:
© copyright Abraham Torres-Arredondo: This information is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
If this info saved the day, buy me a beer!
