Fuel Pump Relay Inspection - Suzuki LT-A450X Manual

6-6 FUEL SYSTEM AND THROTTLE BODY
• Connect a proper lead wire into the fuel pump lead wire cou-
pler (fuel pump side) 4 and apply 12 volts to the fuel pump
(between terminal A and terminal B) for 10 seconds and
measure the amount of fuel discharged.
Battery + Terminal
Battery - Terminal
If the pump does not discharge the amount specified, it means
that the fuel pump is defective or that the fuel filter is clogged.
& Fuel discharge amount:
Approx. 55.5 ml (1.8/1.9 US/Imp oz) and more/10 sec.
NOTE:
The battery must be in fully charged condition.

FUEL PUMP RELAY INSPECTION

Fuel pump relay is located in light side of the ECM.
• Remove the seat. ($8-6)
• Remove the fuel pump relay 1.
First, check the insulation between A and B terminals with
pocket tester. Then apply 12 volts to C and D terminals, + to
C and - to D, and check the continuity between A and B.
If there is no continuity, replace it with a new one.
terminal A (Y/R wire)
terminal B (B/W wire)
12V