G37 Coupe V6-3.7L (VQ37VHR) (2008)
4.
Turn the ignition OFF.
5.
Disconnect both battery cables - negative cable first.
6.
Wait at least 3 minutes.
7.
Connect the power cord to the Varistor Test Tool.
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The AC to 18 volt DC power cable has several plug styles to accommodate different global markets.
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Select and attach the AC plug style for the U.S. market.
8.
Look under the passenger seat; locate and disconnect the OCS connector and connect the MAT cable.
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The OCS connector is an 8 pin white connector (only 3 of the pins are used/filled).
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This is an example - the connector location may be different for your vehicle.