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Module Test No. 3

  1. Connect analyzer 2-pin connector to HEI module. Connect Green analyzer clip to terminal H and White clip to terminal L. Connect a jumper wire from terminal H to terminal D. Ground analyzer wire to HEI module. Connect analyzer to battery. See Fig 1
  2. Press and hold analyzer test button down. A momentary Red light, then a continuous Green light indicates module is good. If Red light stays on, module is defective.
  3. Disconnect Green and White analyzer clips. Leave jumper wire connected. Connect a voltmeter to analyzer 3-wire connector. Voltmeter positive lead to Red wire and negative lead to Brown wire. Voltmeter should read zero volts. Press and hold analyzer test button down. Voltmeter should read zero volts. If not, module is defective.
Fig 1: Analyzer Connections for Module Test No. 3
G09321083Courtesy of GENERAL MOTORS COMPANY
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