Fuel Gauge

If fuel gauge is malfunctioning, check for the following and repair as necessary:

• On I30 and QX4, perform self-diagnostic system test. See SELF-DIAGNOSTIC SYSTEM  .
• Faulty fuel gauge sending unit. See FUEL GAUGE SENDING UNIT  under COMPONENT TESTS.
• Faulty fuel gauge. See METER/GAUGE RESISTANCE  under COMPONENT TESTS.
• Faulty fuel gauge circuit. See FUEL GAUGE CIRCUIT TEST  under SYSTEM TESTS.
• Faulty instrument cluster printed circuit.
• Faulty speedometer.