System Specifications
Ignition TimingBase Ignition Timing
At idle 5° BTDC
Air Flow Sensor
At 750 RPM 23 - 49 Hz
At 2,000 RPM 51 - 91 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.
Crank Angle Sensor
Approximate Voltage at idle 1.8 - 2.5v (needle fluctuates)
EGR Temperature Sensor Resistance
At 122° F (50° C) 60 - 83k Ohms
At 212° F (100° C) 11 - 14k Ohms
EGR Control Solenoid Valve Resistance
At 68° F (20° C) 36 - 44 Ohms
Engine Coolant Temperature Sensor Resistance
At 68° F (20° C) 2.5K Ohms
At 176° F (80° C) 300 Ohms
Fuel Injector Coil Resistance
At 68° F (20° C) 13 - 16 Ohms
Idle Air Control Motor Resistance
At 68° F (20° C) 28 - 33 Ohms
Intake Air Temperature Sensor Resistance
At 68° F (20° C) 2.7k Ohms
At 176° F (80° C) 400 Ohms
Purge Control Solenoid Valve Resistance
At 68° F (20° C) 36 - 44 Ohms
Throttle Position Sensor
TPS Output @ curb idle 0.40-1.00v
Resistance Approximately 0.5k ohm smoothly increasing to 3.5K-6.5k ohm