Operation CHARM: Car repair manuals for everyone.

Radiator Cooling Fan Motor Relay

AAC Valve
Resistance value [1] 10 Ohms

Air Flow Meter
Output voltage between terminal B & ground 0.8 - 1.5 vdc at idle

Air Fuel Mixture
CO content [2] between 0.2 & 8.0 %

A.I.V Solenoid
Operating voltage 12 vdc
Resistance value continuity

Air Regulator
Resistance value [1] 75 Ohms

Auxiliary Air Control Valve
Resistance value 0.5 Ohms

Crank Angle Sensor
Output voltage
Between terminal 1 & ground [6] 5 vdc
Between terminal 2 & 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 Pressure Regulator Control Solenoid
Operating voltage 12 vdc
Resistance value continuity

Fuel Pump
Resistance between terminals A and C [1] 0.5 Ohms

Fuel Pump Relay
Resistance between terminals 1 and 2 continuity

Fuel 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)

Ignition Coil
Supply voltage 12 vdc
Primary resistance [5] 0.7 Ohms
Secondary resistance [5] 8 K ohms

Ignition Coil Relay
Resistance between terminals 1 and 2 continuity

Knock Sensor
Resistance value between terminals continuity

O2 Sensor Heater
Resistance value between terminals a and c [1] 3 - 1000 Ohms

P/S Load Switch
Resistance between terminals 1 and 2 [1] 2 - 3 Ohms

Radiator Fan Relay
Resistance between terminals 1 and 2 continuity

Throttle Sensor
Voltage between terminals e and f at idle [1] 0.5 vdc
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


Valve Timing Control (VTC) Solenoid
Operating voltage 12 vdc
Resistance value continuity

Vehicle Speed Sensor
Resistance value [4] alternates between open & closed

Wastegate Control Solenoid
Operating voltage 12 vdc
Resistance value continuity


[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.