Expo LRV AWD L4-1834cc 1.8L SOHC 16 Valve (1992)
Air Flow Meter/Sensor: Specifications
Ignition Timing
Base 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 [1]
At 122° F (50° C) ...................................................................................................................................................................................... 60 - 83 KOhms
At 212° F (100° C) .................................................................................................................................................................................... 11 - 14 KOhms
EGR Control Solenoid Valve Resistance [3]
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 Speed Control Servo Resistance
At 68° F (20° C) ........................................................................................................................................................................................... 28 - 33 Ohms
Intake Air Temperature Sensor Resistance
At 68° F (20° C) ............................................................................................................................................................................................... 2.7 KOhms
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..............................................................................................................................Approx 0.5k ohm smoothly increasing to 3.5K-6.5k ohm
[1] California Only.
