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