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Connector C1 32 Pin Connector (Red) | (1) Open Circuit (2) Grounded Circuit (3) Open/Grounded Circuit (4) Shorted to Voltage (*) Refer to Electrical Diagnosis | |||||
Pin | Wire Color | Circuit No. | Function | Component Connector Cavity | DTC(s) Affected | Possible Symptoms From a Faulty Circuit |
1 | Lt Blu/Blk | 647 | Crankshaft Position Sensor Signal | CKP C | P0335, P0336 | Misfire diagnostic inoperative |
2 | Blk/Wht | 451 | PCM Ground | Engine Ground * | Engine cranks but will not start. | |
3 | Blk | 1744 | Injector #1 Control | Injector #1 A | P0200 (3) P1222 | Rough idle, Engine miss |
4 | Lt Blu/Blk | 844 | Injector #4 Control | Injector #4 A | P0200 (3) P1222 | Rough idle, Engine miss |
5 | Yel/Blk | 846 | Injector #6 Control | Injector #6 A | P0200 (3) P1222 | Rough idle, Engine miss |
6 | Red/Blk | 877 | Injector #7 Control | Injector #7 A | P0200 (3) P1222 | Rough idle, Engine miss |
7 | Dk Grn/Wht | 465 | FP Relay Control | FP Relay B2 | Long Crank Time Before Engine Starts | |
8 | Not Used | |||||
9 | Lt Blu | 697 | EGR Vacuum Control signal solenoid valve | EGR Solenoid B | P0400 P0403 (3) | Detonation, Stall, Rough Idle, And Poor Performance |
10 | Dk Blu | 473 | Cooling fan relay #2 and #3 control | Fan Relays 86 | P1642 (3) | Inoperative Cooling Fan Or Fan ON At All Times |
11 | Dk Grn | 335 | Cooling Fan relay #1 Control | Fan Relay 86 | P1641 (3) | Inoperative Cooling Fan Or Fan ON At All Times |
12 | Not Used | |||||
13 | Wht | 121 | Engine Speed Output Signal | * | P1643 (3) | Tach inoperative |
14 | Brn | 436 | AIR Pump Relay Control | AIR Pump Relay 86 | P0412 (3) | AIR Pump Inoperative or ON at All Times. |
15-17 | Not Used | |||||
18 | Blk/Wht | 451 | PCM Ground | Engine Ground * | Engine cranks but will not start. | |
19 | Lt Grn /Blk | 1745 | Injector #2 Control | Injector #2 A | P0200 (3) P1222 | Rough idle, Engine miss |
20 | Blk/Wht | 845 | Injector #5 Control | Injector #5 A | P0200 (3) P1222 | Rough idle, Engine miss |
21 | Pnk/Blk | 1746 | Injector #3 Control | Injector #3 A | P0200 (3) P1222 | Rough idle, Engine miss |
22 | Dk Blu/Wht | 878 | Injector #8 Control | Injector #8 A | P0200 (3) P1222 | Rough idle, Engine miss |
23-30 | Not Used | |||||
31 | Ppl | 401 | VSS Signal Low | VSS A | P0500 P0502 P0503 P1652 (1) | Inoperative Speedometer, Inoperative Cruise Control, Radio Volume will not increase with vehicle Speed, Transmission Restricted to second Gear. |
32 | Yel | 400 | VSS Signal High | VSS B | P0500 P0502 P0503 P1652 (1) | Inoperative Speedometer, Inoperative Cruise Control, Radio Volume will not increase with vehicle Speed, Transmission Restricted to second Gear. |
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PCM Connector C2 (Black) | (1) Open Circuit (2) Grounded Circuit (3) Open/Grounded Circuit (4) Shorted To Voltage * Refer To Electrical Diagnosis | |||||
Pin | Wire Color | Circuit No. | Function | Component Connector Cavity | DTC(s) Affected | Possible Symptoms From a Faulty Circuit |
1 | Dk Grn/Wht | 762 | A/C Request Signal | A/C Pressure cycling switch B | A/C Inoperative (1) A/C ON at all times | |
2 | Red/Blk | 453 | Low Resolution Signal | Test Connector A Distributor A | P1371 (3) | Engine Cranks But Will Not Start (1) |
3 | Pnk/Blk | 632 | Distributor Reference Low Signal | Test Connector D Distributor D | Engine Cranks But Will Not Start (1) | |
4 | Not Used | |||||
5 | Wht | 423 | Ignition Control | Ignition Coil Module B | P1351 (1,4) P1361 (2) | Engine Cranks But Will Not Start (1) |
6 | Blk | 470 | Sensor Ground | ECT A, TP B, EOT A Trans M, EBTCM | P0118 (1) P0122 (1) P1118 (1) P0713 (1) P1188 | Lack of Power, Rough Idle, High Idle and TCC May Not Apply Properly |
7 | Lt Grn | 1222 | Transmission 1-2 Shift Solenoid control | Trans A | P0753 (3,4) | Second and Third Gear, or Forth Gear Only |
8 | Dk Grn/Wht | 817 | VSS Output | Cruise module, CCM, Radio | P1652 (3,4) | Speedometer Inoperative Cruise Inoperative |
9-11 | Not Used | |||||
12 | Yel/Blk | 1223 | Transmission 2-3 Shift Solenoid control (LT1 Only) | Trans B | P0758 (3,4) | Second or Third Gear Only, No TCC Apply |
13 | Brn or Gry | 897 or 324 | Transmission 3-2 Shift Solenoid control (LT1 Only) or 2nd and 3rd Gear Blockout Relay Control (LT4 Only) | Trans S or 2nd and 3rd gear blockout relay 30 | P0785 (3,4) or P1657 | Harsh 3-2 Downshift, Third Gear Only Or Will Not Blockout 2nd and 3rd Gear or 1st to 4th Gear Only |
14 | Red | 631 | Distributor Ignition Feed | Test Connector C Distributor C | Engine Cranks But Will Not Start | |
15 | Red | 142 | PCM Battery Feed | * | * | Engine Cranks But Will Not Start |
16 | Blk | 452 | Sensor Ground | MAP A IAT A, A/C refrigerant pressure sensor A | P0113 (1) P0108 (1) P0530 (1) | Poor Performance, A/C Inoperative |
17-18 | Not Used | |||||
19 | Yel | 492 | MAF Sensor Signal | MAF A | P0100 P0101 P0102 (2) P0103 | Engine Stall, Hesitation When Malfunction Occurs |
20 | Ppl/Wht | 430 | High Resolution Signal | Test Connector B Distributor B | P1372 (3,4) | Engine Surge, Lack of Power |
21 | Dk Grn | 59 | A/C Clutch Status | A/C clutch relay 30 A/C clutch A | P1539 (4) P1546 (1) | A/C Inoperative |
22 | Lt Blu/Blk | 396 | Cruise Active signal | Cruise Control Module | modified Transmission Shift Patterns | |
23 | Lt Blu | 997 | EVAP Vacuum Switch | EVAP Vacuum Switch B | P0441 P1441 | |
24-27 | Not Used | |||||
28 | Gry | 474 | 5 Volt reference | TP A, EBTCM | P0123 (3) | High Idle, Lack of Performance |
29 | Gry | 416 | 5 Volt reference | MAP C, A/C Refrigerant Pressure Sensor B | P0107 (3) P0530 (3) | A/C Inoperative |
30 | Pnk | 239 | PCM Ignition Feed | * | Engine Cranks But Will Not Start | |
31 | Red | 142 | PCM Battery Feed | * | ||
32 | Not Used |
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PCM Connector C3 (Clear or Gray) | (1) Open Circuit (2) Grounded Circuit (3) Open/Grounded Circuit (4) Shorted to Voltage (*) Refer to Electrical Diagnosis | |||||
Pin | Wire Color | Circuit No. | Function | Component Connector Cavity | DTC(s) Affected | Possible Symptoms From a Faulty Circuit |
1 | Lt Blu/Wht | 1747 | IAC Coil A High | IAC D | P0506 P0507 P1508 P1509 | Incorrect Idle, Surge, Stall |
2 | Lt Blu/Blk | 1748 | IAC Coil A Low | IAC C | P0506 P0507 P1508 P1509 | Incorrect Idle, Surge, Stall |
3 | Tan | 1671 | Bank 2 (Right Rear) HO2S #2 Low | HO2S A | ||
4 | Ppl | 1670 | Bank 2 (Right Rear) HO2S #2 High | HO2S B | ||
5 | Lt Grn/Blk | 444 | IAC Coil B Low | IAC A | P0506 P0507 P1508 P1509 | Incorrect Idle, Surge, Stall |
6 | Lt Grn/Wht | 1749 | IAC Coil B High | IAC B | P0506 P0507 P1508 P1509 | Incorrect Idle, Surge, Stall |
7 | Tan | 1667 | Bank 2 (Right Front) HO2S #2 Low | HO2S A | P0154 (1) | Rough Idle, Lean Exhaust, Poor Performance and Poor Fuel Economy |
8 | Ppl | 1666 | Bank 2 (Right Front) HO2S #2 High | HO2S B | P0151 (2) P0152 (4) | |
9-10 | Not Used | |||||
11 | Lt Grn | 981 | ASR Active Signal | * | P1572 | |
12 | Gry/Blk | 1687 | ASR Spark Retard Signal | * | Poor Performance, ABS/TCS DTC 73 | |
13 | Not Used | |||||
14 | Ppl | 420 | Brake Switch Signal | Brake Switch A | P0703 (3,4) | No TCC |
15 | Orn/Blk | 434 | PNP Switch | PNP Switch B | Poor Fuel Economy, Stall, Incorrect Idle | |
16 | Red/Blk | 1228 | Transmission Pressure Control Solenoid | Transmission C | P0748 (3) | Harsh Transmission Shift |
17 | Tan/Wht | 1669 | Bank 1 (Left Rear) HO2S #2 Low | HO2S A | P0140 (1) | |
18 | Ppl/Wht | 1668 | Bank 1 (Left Rear) HO2S #2 High | HO2S B | P0137 P0138 P0140 | |
19 | Tan/Wht | 1653 | Bank 1 (Left Front) HO2S #1 Low | HO2S B | P0134 (1) | Rough Idle, Lean Exhaust, Poor Performance and Poor Fuel Economy |
20 | Ppl/Wht | 1665 | Bank 1 (Left Front) HO2S #1 High | HO2S B | P0131 (2) P0132 (4) P0134 (1) | Rough Idle, Lean Exhaust, Poor Performance and Poor Fuel Economy |
21 | Tan | 472 | IAT Sensor Signal | IAT B | P0113 (1) P0122 (2) P1111 (2) P1112 (1) | Poor Fuel Economy |
22 | Dk Blu | 417 | TP Sensor Signal | TP Sensor C | P0121 P0122 (4) P0123 (3) P1121 (3) P1122 (4) | High Idle, Lack of Power, Harsh Transmission Shifts |
23 | Lt Grn | 432 | MAP Sensor Signal | MAP B | P0106 P0107 (3) P0108 (4) P1106 (4) P1107 (3) | Modified Shift Patterns |
24 | Not Used | |||||
25 | Yel | 410 | ECT Sensor Signal | ECT B | P0117 (2) P0118 (1) P0125 P1114 (2) P1114 (1) | Exhaust Odor, Rough Idle, Poor Fuel Economy, TCC Apply Cold |
26-27 | Not Used | |||||
28 | Pnk | 1224 | Transmission Range Signal A | Transmission N | P1810 (3) | No TCC, Harsh Shift |
29 | Dk Blu | 1225 | Transmission Range Signal B | Transmission R | P1810 (3) | No TCC, Harsh Shift |
30 | Red | 1226 | Transmission Range C | Transmission P | P1810 (3) | No TCC, Harsh Shift |
31 | Not Used | |||||
32 | Blk/Whit | 451 | PCM Ground | Engine Block | Engine Cranks But Will Not Run |
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PCM Connector C4 (Blue) | (1) Open Circuit (2) Grounded Circuit (3) Open/Grounded Circuit (4) Shorted to Voltage (*) Refer to Electrical Diagnosis | |||||
Pin | Wire Color | Circuit No. | Function | Component Connector Cavity | DTC(s) Affected | Possible Symptoms From a Faulty Circuit |
1 | Blk/Wht | 451 | PCM Ground | Engine Block | Engine Cranks But Will Not Run | |
2 | Lt Blu/Wht | 1229 | Transmission Pressure Control Solenoid Low | Transmission D | P0748 (3) | Harsh Transmission Shifts |
3 | Pnk | 239 | PCM Ignition Feed | * | Engine Cranks But Will Not Run | |
4-5 | Not Used | |||||
6 | Brn | 418 | Transmission TCC PWM Solenoid | Transmission U | TCC Inoperative | |
7 | Ppl | 1807 | Serial Data (Class 2) | DLC 2 | No Scan Tool Communications | |
8 | Dk Grn/Wht | 459 | A/C Cutch Control | A/C Clutch Relay 86 | P1545 P1539 | A/C Clutch Inoperative, A/C on At All Times |
9 | Brn/Wht | 419 | MIL Control | * | P1661 | MIL On All Times or MIL Inoperative |
10 | Dk Grn/Wht | 428 | EVAP Canister Purge Solenoid Valve Control | EVAP Canister Purge Solenoid Valve B | P0443 P0441 | Purge Inoperative or Purge On All The Time |
11 | Tan/Blk | 422 | Transmission TCC Solenoid | Transmission T | TCC Inoperative or On All The Time | |
12 | Red/Blk | 380 | A/C Refrigerant Pressure Sensor Signal | A/C Refrigerant Pressure Sensor C | P0530 | A/C Inoperative |
13-14 | Not Used | |||||
15 | Wht | 375 | 1-4 Upshift Lamp Control | 1 to 4 Upshift Lamp | P1664 | A/C Inoperative |
16-19 | Not Used | |||||
20 | Wht/Blk | 448 | Output/Field Service Enable | DLC 6 Low Pressure Tire Module | ||
21 | Lt Blu | 1876 | Bank 1 (Left) Knock Sensor (KS) Signal | Left Knock Sensor | P0327 (3) | Lack of Performance or Detonation |
22 | Dk Blu | 496 | Bank 2 (Right) Knock Sensor (KS) Signal | Right Knock Sensor | P0332 (3) | Lack of Performance or Detonation |
23-25 | Not Used | |||||
26 | Dk Grn/Wht | 357 | Engine Oil Temperature Sensor Signal | EOT B | P1187 P1188 | |
27 | Not Used | |||||
28 | Yel/Blk | 1227 | Transmission Fluid Temperature Sensor Signal | Transmission L | P0712 P1188 | Early or Delayed Transmission Shifts |
29 | Tan | 800 | Serial Data (UART) | * | ||
30 | Tan | 800 | Serial Data (UART) | * | ||
31-32 | Not Used |