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For 1990-2009 cars only

CNG Temperature Versus Percent Full and PWM Output 1998 (1 of 4)

kPa (psi)

-50°C (-18°F)

% Full

-50°C (-18°F)

PWM

-30°C (3°F)

% Full

-30°C (3°F)

PWM

-9°C (23°F)

% Full

-9°C (23°F)

PWM

2 825 (410)

17%

29

15%

26

13%

23

5 650 (819)

40%

52

34%

48

29%

44

8 474 (1,229)

79%

64

59%

59

49%

56

11 299 (1,638)

115%

74

87%

66

70%

62

14 124 (2,048)

122%

73

109%

73

85%

66

16 949 (2,458)

122%

73

122%

73

101%

71

19 774 (2,867)

122%

73

122%

73

116%

74

22 599 (3,277)

122%

73

122%

73

122%

73

25 453

122%

73

122%

73

122%

73

28 248 (4,096)

122%

73

122%

73

122%

73

CNG Temperature Versus Percent Full and PWM Output 1998 (2 of 4)

kPa (psi)

11°C (43°F)

% Full

11°C (43°F)

PWM

32°C (54°F)

% Full

32°C (54°F)

PWM

53°C (84°F)

% Full

53°C (84°F)

PWM

2 825 (410)

12%

22

11%

20

11%

19

5 650 (819)

26%

40

24%

38

22%

35

8 474 (1,229)

41%

52

38%

50

34%

47

11 299 (1,638)

56%

58

50%

56

45%

54

14 124 (2,048)

73%

62

65%

60

60%

56

16 949 (2,458)

88%

66

79%

64

71%

62

19 774 (2,867)

100%

70

90%

67

81%

65

22 599 (3,277)

112%

73

100%

71

92%

68

25 453

112%

73

109%

73

100%

70

28 248 (4,096)

122%

73

111%

73

103%

74

CNG Temperature Versus Percent Full and PWM Output 1998 (3 of 4)

kPa (psi)

73°C (105°F)

% Full

73°C (105°F)

PWM

93°C (125°F)

% Full

93°C (125°F)

PWM

114°C (146°F)

% Full

114°C (146°F)

PWM

2 825 (410)

10%

17

9%

16

9%

15

5 650 (819)

20%

33

19%

31

18%

30

8 474 (1,229)

31%

45

29%

43

27%

41

11 299 (1,638)

41%

52

38%

50

38%

49

14 124 (2,048)

53%

57

48%

55

45%

54

16 949 (2,458)

60%

58

59%

54

54%

58

19 774 (2,867)

75%

63

67%

61

63%

60

22 599 (3,277)

83%

65

76%

63

70%

62

25 453

90%

67

84%

65

78%

63

28 248 (4,096)

96%

69

90%

67

84%

65

CNG Temperature Versus Percent Full and PWM Output 1998 (4 of 4)

kPa (psi)

134°C (166°F)

% Full

134°C (166°F)

PWM

156°C (187°F)

% Full

156°C (187°F)

% Full

2 825 (410)

8%

14

8%

14

5 650 (819)

17%

28

16%

27

8 474 (1,229)

25%

39

24%

37

11 299 (1,638)

33%

47

31%

45

14 124 (2,048)

42%

53

39%

51

16 949 (2,458)

50%

56

47%

55

19 774 (2,867)

59%

59

55%

58

22 599 (3,277)

66%

61

62%

60

25 453 (3,686)

74%

62

70%

62

28 248 (4,096)

80%

64

76%

63