System Specifications
Air Flow SensorAt 750 RPM 40 - 60 Hz
At 2,000 RPM 85 - 105 Hz
Barometric Pressure Sensor Voltage
(W/ key on and engine off)
At sea level Approximately 4.0 volts
At 2,000 ft. Approximately 3.75 volts
At 4,000 ft. Approximately 3.50 volts
At 6,000 ft. Approximately 3.25 volts
EGR Temperature Sensor Resistance [3]
At 122° F (50° C) 60 - 83 kOhms
At 212° F (100° C) 11 - 14 kOhms
EGR Control Solenoid Valve Resistance
At 68° F (20° C) 36 - 44 Ohms
Engine Coolant Temperature Sensor Resistance
At 32° F (0° C) 5.9K Ohms
At 68° F (20° C) 2.5K Ohms
At 104° F (40° C) 1.1K Ohms
At 176° F (80° C) 300 Ohms
Fuel Injector Coil Resistance
At 68° F (20° C) 13 - 16 Ohms
Idle Speed Control Servo Resistance
At 68° F (20° C) 5 - 35 Ohms
Ignition Timing
Base [1] 5° BTDC At Idle
Advance [2] 8° BTDC At Idle
Intake Air Temperature Sensor Resistance
At 68° F (20° C) 2.7 kOhms
At 176° F (80° C) 300 Ohms
Motor Position Sensor Resistance
At 68° F (20° C) 4 - 6 kOhms
Purge Control Solenoid Valve Resistance
At 68° F (20° C) 36 - 44 Ohms
Throttle Position Sensor Adjustment Voltage
At Curb Idle 0.48 - 0.52 Volts
Throttle Position Sensor Resistance
Varies between 3.5 - 6.5 kOhms
[1] With ignition timing adjustment connector grounded.
[2] Not adjustable (under computer control).
[3] California only.