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Isuzu
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1989
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I-Mark LS
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Repair and Diagnosis
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Engine Performance
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System/Component Tests - EFI
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Relays & Solenoids
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Main Relay
Main Relay
Main relay supplies power to ECM. Remove main relay from vehicle. Relay is located in following locations:
I-Mark - Behind driver's side kick panel.
To test relay, use
Fig 1
. For relay wire colors, refer to the
WIRING DIAGRAMS
article.
Fig 1: Testing Main Relay
Courtesy of ISUZU MOTOR CO.