ELECTRICAL TROUBLESHOOTING - FUEL GAUGE INOPERATIVE/INACCURATE
Disconnect instrument panel (IP) (WP
connector C23-1, circuit 234B (Y),
Perform Open Harness Test for
harness side and fuel sender
connector, circuit 234A (Y), harness
sender connector, circuit 178FK
Repair circuit 178FK (B) or replace chassis
(B), harness side and ground
DO NOT smoke or permit any open flame in area of SSL while you are servicing
fuel system. Be sure hose nozzle is grounded against filler tube during refueling to
DO NOT perform fuel system checks, inspections, or maintenance while smoking or
near fire, flames, or sparks. Wear fuel-resistant gloves and eye protection when
handling fuels. If exposed to fuel, promptly wash exposed skin and change fuel-
ALWAYS shut down engine before refueling.
Failure to follow these warnings may result in injury or death to personnel or
damage to equipment.
sender connectors, sender side.
as float arm is moved through the full
range one way and decrease smoothly
as float arm is moved the opposite