toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Relays and Modules - Fuel Delivery and Air Induction > < Diagram Information and Instructions|Page 229
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EFI Main Relay: Testing and Inspection

EFI MAIN RELAY INSPECTION

1. REMOVE EFI MAIN RELAY.

LOCATION: In the engine compartment relay box (R/B No.2).

2. INSPECT EFI MAIN RELAY.

A. Inspect relay continuity.

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Using an ohmmeter, check that there is continuity between terminals 1 and 2.

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Check that there is no continuity between terminals 3 and 5.

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If continuity is not as specified, replace the relay.

B. Inspect relay operation.

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Apply battery voltage across terminals 1 and 2.

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Using an ohmmeter, check that there is continuity between terminals 3 and 5.

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If operation is not as specified, replace the relay.

3. REINSTALL EFI MAIN RELAY.

Relays and Modules - Fuel Delivery and Air Induction > < Diagram Information and Instructions|Page 229