Component Specifications
A/C RelayResistance between coil terminals 1 and 2 continuity
AAC Valve
Resistance value between terminals:
1 & 2 27 - 40 ohms [1]
2 & 3 27 - 40 ohms [1]
3 & 4 27 - 40 ohms [1]
4 & 5 27 - 40 ohms [1]
5 & 6 27 - 40 ohms [1]
Air Fuel Mixture
CO content [2] between 0.2 & 8.0 %
Crank Angle Sensor
Output voltage
Between terminal 3 & ground [6] 5 VDC
Between terminal 4 & ground [7] 5 VDC
ECCS Relay
Resistance between terminals 1 and 2 continuity
Engine Temperature Sensor
Resistance Value
2.1 - 2.9 K ohms at 20° C (68° F)
0.68 - 1.0 K ohms at 50° C (122° F)
0.30 - .33 K ohms at 80° C (176° F)
EGR Solenoid
Operating voltage 12 VDC
Resistance value continuity
EGR Temperature Sensor
Resistance value [3] 85 K ohms
Fuel Injector
Resistance value [1] 10 - 14 Ohms
Fuel Pump
Resistance between terminals A and C [1] 0.5 Ohms
Fuel Pump Relay
Resistance between coil terminals 1 and 2 continuity
Idle Switch
Closes idle speed + 250 ± 150 rpm in neutral
Ignition Coil
Supply voltage 12 VDC
Primary resistance 1.0 Ohms [5]
Secondary resistance [5] 8.2 - 12.4 K ohms
Ignition Resistor
Resistance value 2.2 K ohms
Knock Sensor
Resistance value between terminals continuity
Mass Air Flow Sensor
Output Voltage: [8]
terminal b to ground, engine idling with no load 1.0 - 1.3 VDC
terminal b to ground as engine is revved up to 3.0 VDC
Supply Voltage 12 VDC
Power Transistor
Resistance Between Terminals:
a (+ lead) & b (- lead) continuity
a (- lead) & b (+ lead) no continuity
a (+ lead) & c (- lead) continuity
a (- lead) & c (+ lead) no continuity
Pressure Regulator Control Solenoid
Operating voltage 12 VDC
Resistance value continuity
Power Valve Control Solenoid
Operating voltage 12 VDC
Resistance value continuity
Radiator Fan Relay(s)
Resistance between coil terminals 1 and 2 continuity
Throttle Sensor
Resistance value terminals E & F
At idle [1] 1 K ohm
At 1/2 throttle [1] 1 K - 9 K ohm
At full throttle [1] 9 K ohm
Vehicle Speed Sensor
Resistance value [4] alternates between open & closed
[1] Approximately
[2] With 2.5 K ohm resistor in place of cylinder head
temperature sensor and with O2 sensor disconnected.
[3] At 100° C (212° F.
[4] Two times per revolution while turning sensor.
[5] At 20° C (68° F).
[6] Comes and goes 3 times per revolution.
[7] Comes and goes 360 times per revolution.
[8] Engine fully warmed up, MAF terminal connected.