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Home >> Suzuki >> 1991 >> Samurai JL >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Computerized Engine Controls >> Electronic Control Module (ECM) >> Power Circuits
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Power Circuits

Turn ignition on. Check for battery voltage between ground and indicated ECM connector terminal. See ECM POWER & GROUND CIRCUITS  table. If battery voltage is not indicated, check EFI main relay operation. See RELAYS & SOLENOIDS  .

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