Operation CHARM: Car repair manuals for everyone.

Coolant Temperature Sensor/Switch (For Computer)

COOLANT TEMPERATURE SENSOR (CTS)


212°F (100°C) 177 Ohms

194°F (90°C) 241 Ohms

176°F (80°C) 332 Ohms

158°F (70°C) 467 Ohms

140°F (60°C) 667 Ohms

122°F (50°C) 973 Ohms

113°F (45°C) 1,188 Ohms

104°F (40°C) 1,459 Ohms

95°F (35°C) 1,802 Ohms

86°F (30°C) 2,238 Ohms

77°F (25°C) 2,796 Ohms

68°F (20°C) 3,520 Ohms

59°F (15°C) 4,450 Ohms

50°F (10°C) 5,670 Ohms

41°F (5°C) 7,280 Ohms

32°F (0°C) 9,420 Ohms

23°F (-5°C) 12,300 Ohms

14°F (-10°C) 16,180 Ohms

5°F (-15°C) 21,450 Ohms

-4°F (-20°C) 28,680 Ohms

-22°F (-30°C) 52,700 Ohms

-40°F (-40°C) 100,700 Ohms








MANIFOLD ABSOLUTE PRESSURE SENSOR (MAP)



1,000 - 2,000 Feet 3.6 to 5.2 Volts

2,000 - 3,000 Feet 3.5 to 5.1 Volts

3,000 - 4,000 Feet 3.3 to 5.0 Volts

4,000 - 5,000 Feet 3.2 to 4.8 Volts

5,000 - 6,000 Feet 3.0 to 4.6 Volts

6,000 - 7,000 Feet 2.9 to 4.5 Volts

7,000 - 8,000 Feet 2.8 to 4.3 Volts

8,000 - 9,000 Feet 2.6 to 4.2 Volts

9,000 - 10,000 Feet 2.5 to 4.0 Volts




INTAKE AIR TEMPERATURE SENSOR (IAT)


210°F or (100°C) 185 Ohms

160°F or (70°C) 450 Ohms

100°F (38°C) 1,800 ohms

70°F (20°C) 3,400 Ohms

40°F (4°C) 7,500 Ohms

20°F (-7°C) 13,500 Ohms

0°F (-18°C) 25,000 Ohms

-40°F (-40°C) 100,700 Ohms






THROTTLE POSITION SENSOR

The Throttle position Sensor is not adjustable on this engine but should read below 0.2 volts at closed throttle and about 4.0 volts at wide open throttle.