Simple Test

WARNING: This page is about a different car, the 1996 Mitsubishi Eclipse and 1995 Mitsubishi Eclipse. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect fuel gauge sending unit connector wire in luggage compartment, in cargo space or at tank unit. Connect a 12-volt, 3.4-watt bulb to harness side of connector, between appropriate terminals. SeeFig 1 , Fig 2 or Fig 3 .
Turn ignition switch to ON position. Ensure test bulb flashes, or stays on, and fuel gauge needle moves. If bulb or gauge needle does not function as described, check and repair fuel gauge circuit.

Fig 1: Fuel Gauge Test Connections (FWD)

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

Fig 2: Fuel Gauge Test Connections (4WD - Main)

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

Fig 3: Fuel Gauge Test Connections (4WD - Sub)

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

NOTE: Fuel gauge resistance test must be completed with instrument panel cluster removed. Use ohmmeter for all measurements. If resistance is extremely low, a short may exist in coil. If resistance is extremely high, a broken wire or similar problem may exist in gauge.