GM Service Manual Online
For 1990-2009 cars only

Temperature Versus Resistance Fuel Temperature Sensor

°C

°F

OHMS

150

302

61

140

284

75

130

266

92

120

248

111

110

230

142

100

212

184

90

194

240

80

176

318

70

158

428

60

140

584

50

122

811

45

113

961

40

104

1,150

35

95

1,377

30

86

1,660

25

77

1,999

20

68

2,450

15

59

3,000

10

50

3,700

5

41

4,587

0

32

5,740

-5

23

7,203

-10

14

9,160

-15

5

11,598

-20

-4

15,000

-30

-22

25,414

-40

-40

45,770

Temperature Versus Resistance ECT Sensors

°C

°F

OHMS

Temperature vs Resistance Values (Approximate)

150

302

47

140

284

60

130

266

77

120

248

100

110

230

132

100

212

177

90

194

241

80

176

332

70

158

467

60

140

667

50

122

973

45

113

1188

40

104

1459

35

95

1802

30

86

2238

25

77

2796

20

68

3520

15

59

4450

10

50

5670

5

41

7280

0

32

9420

-5

23

12300

-10

14

16180

-15

5

21450

-20

-4

28680

-30

-22

52700

-40

-40

100700

Temperature Versus Resistance IAT Sensor 1

°C

°F

OHMS

Temperature vs Resistance Values (Approximate)

100

212

190

90

194

240

80

176

320

70

158

430

60

140

590

50

122

810

45

113

960

40

104

1150

35

95

1370

30

86

1650

25

77

2000

20

68

2440

15

59

2980

10

50

3660

5

41

4540

0

32

5650

-5

23

7090

-10

14

8970

-15

5

11400

-20

-4

14700

-30

-22

24700

-40

-40

43300

Temperature Versus Resistance IAT Sensor 2

°C

°F

OHMS

Temperature vs Resistance Values (Approximate)

150

302

16

140

284

198

130

266

247

120

248

310

110

230

395

100

212

508

90

194

662

80

176

875

70

158

1171

60

140

1593

50

122

2203

45

113

2608

40

104

3100

35

95

3705

30

86

4448

25

77

5370

20

68

6517

15

59

7954

10

50

9765

5

41

12060

0

32

15000

-5

23

18800

-10

14

23670

-15

5

30100

-20

-4

38480

-30

-22

64630

-40

-40

112500

Temperature Versus Resistance EGT Sensors

EGT 1 and 2 Sensors

°C

°F

OHMS

Temperature vs Resistance Values (Approximate)

1000

1832

849

900

1652

795

800

1472

738

700

1292

680

600

1112

618

500

932

554

450

842

521

400

752

488

350

662

455

300

572

420

250

482

385

200

392

349

150

302

313

100

212

276

50

122

238

25

77

220

0

32

200

-20

-4

185

-40

-40

170

Temperature Versus Resistance EGR Temperature Sensors

EGR Temperature Sensors 1 and 2

°C

°F

OHMS

Temperature vs Resistance Values (Approximate)

-40

-40

180000

-30

-22

120900

-20

-4

83910

-10

14

59877

0

32

43796

10

50

32463

20

68

24559

30

86

18925

40

104

14828

50

122

11795

60

140

9510

70

158

7765

80

176

6413

90

194

5353

100

212

4511

110

230

3824

120

248

3269

130

266

2817

140

284

2444

150

302

2135

160

320

1877

170

338

1660

180

356

1476

190

374

1319

200

392

1184

210

410

1068

220

428

967

230

446

879

240

464

802

250

482

735

260

500

675

270

518

622

280

536

575

290

554

533

300

572

496

310

590

460

320

608

429

330

626

400

340

644

374

350

662

351

360

680

329

370

698

310

380

716

292

390

734

276

400

752

261

410

770

248

420

788

235

430

806

223

440

824

213

450

842

203

460

860

193

470

878

185

480

896

177

490

914

169

500

932

162

510

950

156

520

968

150

530

086

144

540

1004

139

550

1022

134

560

1040

129

570

1058

125

580

1076

120

590

1094

116

600

1112

113

610

1130

109

620

1148

106

630

1166

102

640

1184

99

650

1202

96

660

1220

93

670

1238

91

680

1256

88

690

1274

86

700

1292

84

710

1310

81

720

1328

79

730

1346

77

740

1364

75

750

1382

74

760

1400

72

770

1418

70

780

1436

69

790

1454

67

800

1472

66

810

1490

64

820

1508

63

830

1526

61

840

1544

60

850

1562

59

860

1580

58

870

1598

57

880

1616

56

890

1634

55

900

1652

54