Nissan 100NX N14 silhouetteN14

Electrical Components Inspection (Cont'd)

EF & EC-630prose procedure
Continued from EF & EC-629

TROUBLE DIAGNOSES

Electrical Components Inspection (Cont'd)

AIR FLOW METER (Cont'd)

  1. 5
    If N.G., remove air flow meter from air duct. Check hot wire for damage or dust.
    Top view of the air flow meter hot wire element; an arrow points to the hot wire located in the bore, for inspecting the hot wire for damage or dust.
    SEF881K

ENGINE TEMPERATURE SENSOR

  1. 1
    Disconnect engine temperature sensor harness connector.
  2. 2
    Check resistance as shown in the figure.
    Illustration of the engine temperature sensor with an ohmmeter (Ω) connected across its two terminals to check resistance.
    SEF536H

Engine temperature sensor resistance

20 (68)
Resistance kΩ2.1 - 2.9
50 (122)
Resistance kΩ0.68 - 1.0
80 (176)
Resistance kΩ0.30 - 0.33
If N.G., replace engine temperature sensor.

IGNITION COIL

  1. 1
    Disconnect ignition coil harness connector.
  2. 2
    Check resistance as shown in the figure.
    Illustration of the ignition coil with terminals numbered 1, 2 and 3. An ohmmeter (Ω) is shown connected to terminals 1 and 2. A TS (technician special / disconnect) symbol is at upper left. Labelled 'Ignition coil'.
    SEF732I

Ignition coil resistance

① - ②
ResistanceApproximately 1.0Ω
① - ③
ResistanceApproximately 10 kΩ
If N.G., replace ignition coil.
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