Fuel Gauge Diagnosis Check

(a) Fuel emergency display HINT:

If FR voltage input to the fuel sender gauge is abnormal (4.8 V or more, or 0.06 V or less) due to any error, an emergency will be displayed.

Immediately after the ignition switch is ON, all of the segments flash.

Diagnosis display

Trouble Item

Plausible Cause

All segments flashing (Flashing pattern No. 1) Cycle: 1.2 sec Duty: 50 %

Multiple communication error

Communication is cut off.

4. Body ECU faulty

5. Engine ECU faulty

6. Open or short in wire harness for communication

HINT:

Referring to the attached reference material 1 or 2, specify the main cause

All segments flashing

(Flashing pattern No. 2)

sec. OFF

Sender gauge related trouble

1. Sender gauge faulty

2. Open or short in wire harness

Display segments and "E" flashing. (Flashing pattern No. 1) Cycle: 1.2 sec Duty: 50 %

Temperature sensor (located in the tank) related trouble

1. Temperature sensor faulty

2. Open or short in wire harness

Display segments and "E" flashing. (Flashing pattern No. 2) (300 msec. ON, 300 msec. OFF) x 2 + 1.2 sec. OFF

Indication sensor (located in the meter ) trouble

1. Combination meter faulty

Segment No. 1 flashing (Flashing pattern No. 1) Cycle: 1.2 sec Duty: 50 %

This does not mean any failure. When a battery is connected, it continues flashing until the volume is confirmed.

This occurs when the battery is turned ON. HINT:

Low fuel warning: Cycle: 0.6 sec.; Duty: 50 %

Flashing pattern No.1

Flashing pattern No.2

PROBLEM SYMPTOMS TABLE

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