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Nissan and Datsun Workshop Service and Repair Manuals

Radiator Cooling Fan Motor Relay|Specifications|Page 1799 > < Radiator Fan Control Amplifier <--> [Radiator Cooling Fan Control Module]|Description and Operation
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Radiator Cooling Fan Motor Relay: Specifications

A/C Relay

Resistance between 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 Flow Meter

Output voltage between terminal B & ground .....................................................................................................................................  1.0 - 1.3 vdc at idle

Air Fuel Mixture

CO content ..................................................................................................................................................................................  between 0.2 & 8.0 % [2]

Auxiliary Air Control Valve

Resistance value ...................................................................................................................................................................................................  0.5 ohms

Crank Angle Sensor

Output voltage

Between terminal 3 & ground ............................................................................................................................................................................  5 vdc [6]
Between terminal 4 & ground ............................................................................................................................................................................  5 vdc [7]

ECCS Relay

Resistance between terminals 1 and 2 ...............................................................................................................................................................   continuity

Engine Temperature Sensor

Resistance Value

2.1 - 2.9k ohms  ......................................................................................................................................................................................  at 20° C (68° F)
0.68 - 1.0k ohms  ..................................................................................................................................................................................  at 50° C (122° F)
0.30 - .33k ohms  ..................................................................................................................................................................................  at 80° C (176° F)

EGR Solenoid

Operating voltage ....................................................................................................................................................................................................  12 vdc
Resistance value .................................................................................................................................................................................................  continuity

EGR Temperature Sensor

Resistance value ............................................................................................................................................................................................  85k ohms [3]

Fuel Injector

Resistance value .......................................................................................................................................................................................  10 - 14 ohms [1]

Fuel Pump

Resistance between terminals A and C ...........................................................................................................................................................  0.5 ohms [1]

Fuel Pump Relay 

Resistance between 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 ........................................................................................................................................................................  8.2k - 12.4k ohms [5]

Ignition Resistor

Resistance value .................................................................................................................................................................................................  2.2k ohms

Knock Sensor

Resistance value between terminals ...................................................................................................................................................................  continuity

Radiator Cooling Fan Motor Relay|Specifications|Page 1799 > < Radiator Fan Control Amplifier <--> [Radiator Cooling Fan Control Module]|Description and Operation