Corvette 1997-2005

Powertrain Control Module (PCM)

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Fig. 2000-2003 Corvette 5.7L V8 C1 Connector

PinWire ColorCircuit No.Function
1BLK/WHT451Ground
2LT GRN186712 Volt Reference
3PNK/BLK1746Fuel Injector 3 Control
4LT GRN/BLK1745Fuel Injector 2 Control
5-6----Not Used
7GRY5965 Volt Reference
8-10----Not Used
11LT BLU1876Knock Sensor 2 Signal
12DK BLU/WHT1869Crankshaft Position (CKP) Sensor Signal
13ORN/BLK463Requested Torque Signal
14TAN800Throttle Actuator Control Serial Data
15ORN/BLK1061Throttle Actuator Control Serial Data

2000-03 5.7L V8 PCM C1 Connector Pinout (1 of 3)

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Fig. 2000-2003 Corvette 5.7L V8 C1 Connector

PinWire ColorCircuit No.Function
16----Not Used
17DK BLU1225TFP Switch Signal B
18RED1226TFP Switch Signal C
19PNK239Ignition 1 Voltage
20ORN340Battery Positive Voltage
21YEL/BLK1868Low Reference
22----Not Used
23GRY720Low Reference
24----Not Used
25TAN1671HO2S Low Signal Bank 2 Sensor 2
26TAN1667HO2S Low Signal Bank 2 Sensor 1
27----Not Used
28TAN/WHT1669HO2S Low Signal Bank 1 Sensor 2
29TAN/WHT1653HO2S Low Signal Bank 1 Sensor 1
30-31----Not Used
32BLK/WHT771Transmission Range Switch Signal A
33PPL420TCC Brake Switch Signal
34WHT776Transmission Range Switch Signal P
35GRY48CPP Switch Signal
36BLK1744Fuel Injector 1 Control
37YEL/BLK846Fuel Injector 6 Control
38PNK/WHT1101Damping Lift/Dive Signal
39----Not Used
40BLK/WHT451Ground
41----Not Used
42DK GRN335Low Speed Cooling Fan Relay Control
43RED/BLK877Fuel Injector 7 Control
44LT BLU/BLK844Fuel Injector 4 Control
45GRY4745 Volt Reference
46GRY5985 Volt Reference
47----Not Used
48GRY4165 Volt Reference
49-50----Not Used
51DK BLU496Knock Sensor 1 Signal
52----Not Used
53ORN/BLK1057Low Reference
54ORN/BLK469Low Reference

2000-03 5.7L V8 PCM C1 Connector Pinout (2 of 3)

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Fig. 2000-2003 Corvette V8 C1 Connector (Continued)

PinWire ColorCircuit No.Function
55-56----Not Used
57ORN340Battery Positive Voltage
58DK GRN1049PCM Class 2 Serial Data
59----Not Used
60BLK407Low Reference
61PNK/BLK632Low Reference
62GRY847Extended Travel Brake Switch Signal
63BLK452Low Reference
64----Not Used
65PPL1670HO2S High Signal Bank 2 Sensor 2
66PPL1666HO2S High Signal Bank 2 Sensor 1
67----Not Used
68PPL/WHT1668HO2S High Signal Bank 1 Sensor 2
69PPL/WHT1665HO2S High Signal Bank 1 Sensor 1
70BRN1174Oil Level Switch Signal
71----Not Used
72YEL772Transmission Range Switch Signal B
73BRN/WHT633Camshaft Position (CMP) Sensor Signal
74YEL410ECT Sensor Signal
75----Not Used
76BLK/WHT845Fuel Injector 5 Control
77DK BLU/WHT878Fuel Injector 8 Control
78----Not Used
79GRY587Skip Shift Solenoid Control
79WHT6873-2 Shift Solenoid Valve Control
80BRN718Low Reference

2000-03 5.7L V8 PCM C1 Connector Pinout (3 of 3)

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Fig. 2000-2003 Corvette 5.7L V8 C2 Connector

PinWire ColorCircuit No.Function
1BLK/WHT451Ground
2BRN418TCC PWM Solenoid Valve Control
3----Not Used
4PPL421AIR Solenoid Control
5TAN/BLK464Delivered Torque Signal
6RED/BLK1228PC Solenoid valve High Control
7----Not Used
8LT BLU/WHT1229PC Solenoid Valve Low Control
9DK GRN/WHT465Fuel Pump Relay Control
10WHT121Engine Speed Signal
11-13----Not Used
14RED/BLK380A/C Refrigerant Pressure Sensor Signal
15RED225Generator Turn On Signal
16----Not Used
17DK GRN/WHT762A/C Request Signal (C60 only)
18DK GRN59A/C Compressor Clutch Supply Voltage
19----Not Used
20PPL401Signal Low - Front
21YEL400Signal High - Front
22-24----Not Used
25TAN472IAT Sensor Signal
26PPL2121IC 1 Control
27RED2127IC 7 Control
28LT BLU/WHT2126IC 6 Control
29DK GRN/WHT2124IC 4 Control
30----Not Used
31YEL492MAF Sensor Signal
32LT GRN432MAP Sensor Signal
33DK BLU473High Speed Cooling Fan Relay Control
34DK GRN/WHT428EVAP Canister Purge Solenoid Control
35----Not Used
36BRN436AIR Pump Relay Control
37-38----Not Used
39RED63112 Volt Reference
40BLK/WHT451Ground
41----Not Used
42TAN/BLK422TCC Solenoid Valve Control
43DK GRN/WHT459A/C Compressor Clutch Relay Control
44LT GRN1652Reverse Lockout Solenoid Control
45WHT1310EVAP Canister Vent Solenoid Control
46BRN/WHT419Malfunction Indicator Lamp (MIL) Control
47WHT375Skip Shift Indicator Control (MM6)
47YEL/BLK12232-3 Shift Solenoid Valve Control (M30)
48LT GRN12221-2 Shift Solenoid Valve Control
49----Not Used
50DK GRN/WHT817Vehicle Speed Signal

2000-03 5.7L V8 PCM C2 Connector Pinout (1 of 2)

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Fig. 2000-2003 Corvette 5.7L V8 C2 Connector (Continued)

PinWire ColorCircuit No.Function
51YEL/BLK1227TFT Sensor Signal
52GRY23Generator Field Duty Cycle Signal
53----Not Used
54DK BLU1936Fuel Level Sensor Signal
55-56----Not Used
57PPL719Low Reference
58TAN/WHT331Oil Pressure Sensor Signal
59----Not Used
60BRN2129Low Reference
61BRN/WHT2130Low Reference
62GRY773Transmission Range Switch Signal C
63PNK1224Transmission Fluid Pressure Switch Signal A
64DK GRN890Fuel Tank Pressure Sensor Signal
65----Not Used
66PPL/WHT2128IC 8 Control
67RED/WHT2122IC 2 Control
68DK GRN2125IC 5 Control
69LT BLU2123IC 3 Control
70-72----Not Used
73LT BLU1937Fuel Level Sensor Signal (Secondary)
74-80----Not Used

2000-03 5.7L V8 PCM C2 Connector Pinout (2 of 2)

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Fig. 2000-2003 Corvette 5.7L V8 C1 Connector

 
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