Fuel Pump Relay And Resistor; Fuel Pump Relay Inspection - Toyota 3S-GTE Repair Manual

EG-170
ENGINE — EFI SYSTEM
FUEL PUMP RELAY AND RESISTOR
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Fuel Pump Flelay
4 we 0 > To Check Connector
To Circuit Opening Relay ~ - F"°' p"'"p R°"'s'°' (PP)
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3 1
> To ECU (FPFI)
Fuel Pump ®
T P123475
MIT!-Ill
FUEL PUMP RELAY INSPECTION
1.
No Continuity
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Continuity
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REMOVE FUEL PUMP RELAY
INSPECT FUEL PUMP RELAY
Inspect relay continuity
Using an ohmmeter, check that there is continuity
between terminals 1 and 3.
Check that there is continuity between terminals 2
and 4.
Check that there is no continuity between terminals 4
and 5.
If continuity is not as specified, replace the relay.
Inspect relay operation
Apply battery voltage across terminals 1 and 3.
Using an ohmmeter. check that there is no continuity
between the 2 and 4.
Check that there is continuity between terminals 4
and 5.
If operation is not as specified, replace the relay.
REINSTALL FUEL PUMP RELAY