Powertrain Control Module Connector End Views. Oldsmobile Shelby Series 1 1999

For 1990-2009 cars

Table 1: | PCM Connector C1 (BLU)
Table 2: | PCM Connector C2 (RED)

#### PCM Connector C1 (BLU)

Connector Part Information

• | PCM Connector C1 Assembly 12191489

• | TPA (BLU) 12176408

• | Connector Cover 12191108

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
1 | BLK | 1650 | PCM Ground
2 | -- | -- | Not Used
3 | DK BLU/WHT | 878 | Injector 8 Control
4 | PNK/BLK | 1746 | Injector 3 Control
5 | -- | -- | Not Used
6 | RED | RRS1 | Rough Road Sensor Signal
7 | GRY | RRS2 | Rough Road 5V Reference
8 | GRY | 596 | TP Sensor 5V Reference
9-11 | -- | -- | Not Used
12 | PPL/WHT | 438 | 4X Reference High Input
13-15 | -- | -- | Not Used
16 | BLU/BLK | 647 | 24X Spark Reference
17-18 | -- | -- | Not Used
19 | PNK | 439 | Ignition Positive Voltage
20 | ORN | 340 | Battery Positive Voltage
21-22 | -- | -- | Not Used
23 | BLK | 720 | Fuel Tank Pressure Sensor/Fuel Tank Sender Ground
24 | -- | -- | Not Used
25 | TAN | 1671 | HO2S Signal Low Bank 2 Sensor 2
26 | TAN | 1667 | HO2S Signal Low Bank 2 Sensor 1
27 | -- | -- | Not Used
28 | TAN/WHT | 1669 | HO2S Signal Low Bank 1 Sensor 2
29 | TAN/WHT | 1653 | HO2S Signal Low Bank 1 Sensor 1
30-31 |  | -- | Not Used
32 | GRY | 48 | Clutch Pedal Position Switch Signal
33-35 | -- | -- | Not Used
36 | BLK | 1744 | Injector 1 Control
37 | LT BLU/BLK | 844 | Injector 4 Control
38-39 | -- | -- | Not Used
40 | BLK | 1650 | PCM Ground
41 | -- | -- | Not Used
42 | DK GRN | 335 | Engine Cooling Fan Relay 1 Control
43 | RED/BLK | 877 | Injector 7 Control
44 | YEL/BLK | 846 | Injector 6 Control
45 | -- | -- | Not Used
46 | GRY | 474 | Fuel Tank Pressure Sensor 5V Reference
47 | -- | -- | Not Used
48 | GRY | 416 | MAP Sensor 5V Reference
49-50 | -- | -- | Not Used
51 | DK BLU | 496 | Knock Sensor Signal Front
52 | -- | -- | Not Used
53 | BLK | RRS3 | Rough Road Sensor Ground
54 | BLK | 487 | MAP Sensor Ground
55 | -- | -- | Not Used
56 | -- | -- | Not Used
57 | ORN | 340 | Battery Positive Voltage
58 | DK GRN | 1849 | Serial Data
59 | -- | -- | Not Used
60 | BLK | 452 | TP Sensor Ground
61-64 | -- | -- | Not Used
65 | PPL | 1670 | HO2S Signal High Bank 2 Sensor 2
66 | PPL | 1666 | HO2S Signal High Bank 2 Sensor 1
67 | -- | -- | Not Used
68 | PPL/WHT | 1668 | HO2S Signal High Bank 1 Sensor 2
69 | PPL/WHT | 1665 | HO2S Signal High Bank 1 Sensor 1
70-72 | -- | -- | Not Used
73 | BLK | 638 | Camshaft Position (CMP) Sensor Signal
74 | YEL | 418 | Engine Coolant Temperature (ECT) Sensor Signal
75 | -- | -- | Not Used
76 | BLK/WHT | 845 | Injector 5 Control
77 | LT GRN/BLK | 1745 | Injector 2 Control
78-79 | -- | -- | Not Used
80 | BLK | 407 | Engine Coolant Temperature (ECT) Sensor Ground

#### PCM Connector C2 (RED)

Connector Part Information

• | PCM Connector C2 Assembly 12191488

• | TPA (RED) 12176410

• | Connector Cover 12191108

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
1 | BLK | 1650 | PCM Ground
2-8 | -- | -- | Not Used
9 | DK GRN/WHT | 465 | Fuel Pump Relay Control
10 | WHT | 121 | Engine Speed (Tach) Output Signal
11-14 | -- | -- | Not Used
15 | RED | 225 | Alternator L Terminal
16 | -- | -- | Not Used
17 | DK GRN/YE | 762 | A/C Request Signal
18 | -- | -- | Not Used
19 | -- | -- | Not Used
20 | LT GRN/BLK | 822 | Vehicle Speed Sensor (VSS) Reference Low
21 | PPL/WHT | 821 | Vehicle Speed Sensor (VSS) Signal
22-23 | -- | -- | Not Used
24 | DK BLU | 417 | TP Sensor Signal
25 | TAN | 472 | IAT Sensor Signal
26 | WHT | 423 | Ignition Control 1
27-30 | -- | -- | Not Used
31 | YEL | 492 | MAF Sensor Signal
32 | LT GRN | 432 | MAP Sensor Signal
33 | DK BLU | 473 | Engine Cooling Fan Relay 2 and 3 Control
34 | DK GRN/WHT | 428 | EVAP Canister Purge Valve Control
35-37 | -- | -- | Not Used
38 | DK BLU | 1936 | Fuel Gauge Output Control
39 | -- | -- | Not Used
40 | BLK | 1650 | PCM Ground
41-42 | -- | -- | Not Used
43 | DK GRN/WHT | 459 | A/C Clutch Relay Control
44 | -- | -- | Not Used
45 | WHT | 1310 | EVAP Canister Vent Valve Control
46 | BRN/WHT | 419 | Malfunction Indicator Lamp (MIL) Control
47-49 | -- | -- | Not Used
50 | DK GRN/WHT | 817 | Vehicle Speed Output Circuit
51-53 | -- | -- | Not Used
54 | PPL | 1589 | Fuel Level Sensor Signal
55 | DK GRN | 603 | A/C Pressure Cycling Switch Signal
56 | -- | -- | Not Used
57 | PPL | 719 | IAT Sensor Ground
58-59 | -- | -- | Not Used
60 | RED/BLK | 453 | Ignition Control Reference Low Bank
61-63 | -- | -- | Not Used
64 | DK GRN | 890 | Fuel Tank Pressure Sensor Signal
65 | -- | -- | Not Used
66 | TAN/BLK | 2128 | Bypass
67-75 | -- | -- | Not Used
76 | LT GRN/WHT | 1749 | IAC Coil B High
77 | LT GRN/BLK | 444 | IAC Coil B Low
78 | LT BLU/BLK | 1748 | IAC Coil A Low
79 | LT BLU/WHT | 1747 | IAC Coil A High
80 | -- | -- | Not Used