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Sensor Operating Specifications

COOLANT TEMPERATURE SENSOR RESISTANCE TEST (1)

Temperature - °F (°C) Ohms
32 (0) 5800
50 (10) 3800
59 (15) 3000
68 (20) 2600
77 (25) 2000
86 (30) 1700
176 (80) 320
(1) Measure resistance across sensor terminals.
INTAKE AIR TEMPERATURE SENSOR RESISTANCE TEST (NON-TURBO) (1)

Temperature - °F (°C) Ohms
32 (0) 5800
50 (10) 3800
59 (15) 3000
68 (20) 2600
77 (25) 2000
86 (30) 1700
176 (80) 320
(1) Measure resistance across sensor terminals.
INTAKE AIR TEMPERATURE SENSOR VOLTAGE TEST (TURBO) (1)

Temperature - °F (°C) Volts
32 (0) 3.7
50 (10) 3.3
59 (15) 2.9
68 (20) 2.7
77 (25) 2.5
86 (30) 2.3
176 (80) 0.7
(1) Measure voltage across sensor terminals.
OXYGEN SENSOR VOLTAGE TEST

Condition (1) Volts
Lean 0-.4
Rich .6-1.0
(1) With engine running, measure voltage between pin No. 24 of fuel injection ECU and ground.
THROTTLE POSITION SENSOR RESISTANCE TEST (1)

Position Ohms
Fully Closed 2600-3000
Fully Open 1100-1500
(1) Measure resistance between terminals No. 1 and 3.
VEHICLE SPEED SENSOR VOLTAGE TEST (1)

Application Volts
900 Series (2) .5-5
9000 Series (3) Approx. 6
(1) Measure voltage between fuel injection ECU terminal No. 34 and ground.
(2) With one front wheel rotating.
(3) Rotate front wheels with engine. Voltage should increase with increasing wheel RPM.
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