Tacoma 4WD V6-3.4L (5VZ-FE) (1995)
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Fuel Pump Relay: Testing and Inspection
1. REMOVE CIRCUIT OPENING RELAY.
2. INSPECT CIRCUIT OPENING RELAY.
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Inspect relay continuity.
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Using an ohmmeter, check that there is continuity between terminals ST and E1.
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Check that there is continuity between terminals +B and FC.
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Check that there is no continuity between terminals +B and FP.
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If continuity is not as specified, replace the relay.
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Inspect relay operation.
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Apply battery positive voltage across terminals ST and E1.
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Using an ohmmeter, check that there is continuity between terminals +B and FP.
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If operation is not as specified, replace the relay.
3. REINSTALL CIRCUIT OPENING RELAY.