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3-90 FUEL SYSTEM (DFI)
FuelPumpRelay(ServiceCode46)
Fuel Pump Relay Removal
CAUTION
Never drop the relay, especially on a hard surface.
Such a shock to the relay can damage it.
○
The fuel pump relay is included in the relay box.
•
Remove the front seat (see Front Seat Removal in the
Frame c hapter).
•
Remove the relay box [A] from the bracket and disconnect
the connectors.
Fuel Pump Relay Inspection
•
Remove the relay box (see Fuel Pump Relay Removal).
•
Connect the hand tester [A] and one 12 V battery to the
relay connector as shown.
Special Tool - Hand Tester: 57001-1394
Relay Coil Terminals [1] and [2]
Relay Switch Terminals [3] and [4]
Testing Relay
Tester range:
1 Ω range
Criteria: When battery is connected → 0 Ω
When battery is disconnected →∞Ω
If the relay does not work as specified, replace the relay
box.
Fuel Pump Relay Circuit
1. ECU
2. Water-proof Joint 1
3. Engine Stop Switch
4. Ignition Switch
5. Fuel Pump Relay
6. Ignition Fuse 15 A
7. ECU Fuse 15 A
8. Starter Reply
9. Main Fuse 30 A
10. Battery 12 V 10 Ah
11. Joint Connector 3
12. Fuel Pump
13. Joint Connector 2
14. Joint Connector 1
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