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Home >> Infiniti >> 1996 >> G20 Base, Standard, RS5F32V >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests 2.0L >> Computerized Engine Controls >> Engine Control Module (ECM) >> Power Circuits
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Power Circuits

  1. Turn ignition switch to ON position. Using a voltmeter, check for battery voltage between chassis ground and ECM terminals as follows:
    • Terminals No. 38, 56 and 61. See Figure .

    If battery voltage is not present, check fusible link and fuse "G".

  2. Turn ignition switch to OFF position. Using a voltmeter, check for battery voltage between chassis ground and ECM power back-up terminals as follows:
    • Terminal No. 70.

    If battery voltage is not present, check for overheated relays, fusible links and wiring.

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