Hyundai Workshop Service and Repair Manuals

Air Flow Meter/Sensor: Specifications

Air Flow Sensor

Output voltage (v) At Engine speed (rpm) 
2.7-3.2v...................................................................................................................................................................................................700 rpm (Idle)
2.7-3.2v..........................................................................................................................................................................................................3,000 rpm

Barometric Pressure Sensor

Ambient pressure (ignition on, engine off)..........................................................................................................................................Approx. 4.00v
Vacuum 16 in.Hg...................................................................................................................................................................................Approx. 1.84v
Vacuum 24 in.Hg...................................................................................................................................................................................Approx. 0.79v

Engine Coolant Temperature Sensor

Sensor Resistance At Water Temperature 
5.9 Kohm...............................................................................................................................................................................................................32° F
2.5 Kohm...............................................................................................................................................................................................................68° F
1.1 Kohm.............................................................................................................................................................................................................104° F
0.3 Kohm.............................................................................................................................................................................................................176° F

Crank Angle Sensor

Terminal 2 Output (Powered, Cranking Engine).............................................................................................................. 0.2-1.2v (needle fluctuates)

EGR Control Solenoid Valve

Resistance @ 68°F....................................................................................................................................................................................... 38-44 ohm

EGR Temperature Sensor

Sensor Resistance At Water Temperature 
60-83 Kohm.........................................................................................................................................................................................................122° F
11-14 Kohm.........................................................................................................................................................................................................212° F

Ignition Timing

Base timing (at curb idle)......................................................................................................................................................................... 5° ± 2°BTDC
Idle timing.................................................................................................................................................................................................... 10° BTDC

Injectors

Resistance @ 68°F....................................................................................................................................................................................... 13-16 ohm

Air Temperature Sensor (Intake)

Sensor Resistance At Ambient Temperature
6.0 Kohm................................................................................................................................................................................................................32°F
2.7 Kohm................................................................................................................................................................................................................68°F
0.4 Kohm..............................................................................................................................................................................................................176°F

ISC Motor Coil

Resistance @ 68°F......................................................................................................................................................................................... 5-36 ohm

Motor Position Sensor

Terminal 4 Output (Powered Cranking Engine)............................................................................................................................................... 1.8-2.5v
Resistance
ISC Motor Unpowered.................................................................................................................................................................................. 4-7 Kohm
ISC Motor Powered............................................................................................................................... Approx. 0.5 Kohm increasing to 4-6 Kohm

Purge Control Solenoid Valve

Resistance @ 68°F....................................................................................................................................................................................... 38-44 ohm

TDC Sensor (#1 cyl)

Terminal 3 Output (Powered, Cranking Engine).............................................................................................................................................. 1.8-2.5v

Throttle Position Sensor

TPS Output @ curb idle................................................................................................................................................................................ 0.48-0.52v
Resistance......................................................................................................................... Approx 0.5 Kohm smoothly increasing to 3.5-6.5 Kohm