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EFI Relay

  1. Ensure ignition is off. Remove EFI (main) relay from fuse/relay box at driver's side front corner of engine compartment near battery.
  2. To test EFI relay continuity, use ohmmeter to check continuity between specified terminals. See Fig 1.
  3. To test EFI relay operation, apply battery voltage and ground to EFI relay and use ohmmeter to check continuity between specified terminals. See Fig 1. Replace EFI relay if defective.
Fig 1: Testing EFI Relay
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