Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc p0461 fuel level sensor "a" circuit range/performance

Subaru Legacy BN/BS (2015-2019) Service Manual / Engine (diagnostics)(h6do) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc p0461 fuel level sensor "a" circuit range/performance

DTC DETECTING CONDITION:

Detected when two consecutive driving cycles with fault occur.

CAUTION:

After servicing or replacing faulty parts, perform Clear Memory Mode Clear Memory Mode > OPERATION, and Inspection Mode Inspection Mode > PROCEDURE.

STEP	CHECK	YES	NO
1.CHECK FOR ANY OTHER DTC ON DISPLAY.	Is any other DTC displayed-	Check the appropriate DTC using the “List of Diagnostic Trouble Code (DTC)”. List of Diagnostic Trouble Code (DTC)	Replace the fuel level sensor and fuel sub level sensor. Fuel Level Sensor Fuel Sub Level Sensor

1. OUTLINE OF DIAGNOSIS

Detect malfunctions of the fuel level sensor output property.

If the fuel level does not vary in a particular driving condition / engine condition where it should, judge as NG.

2. COMPONENT DESCRIPTION

(A)

Fuel level

(B)

Resistance

3. EXECUTION CONDITION

Secondary Parameters	Execution condition
Accumulated amount of intake air	≥ 165375 g (5832.78 oz)
Battery voltage	≥ 10.9 V
Elapsed time after starting the engine	≥ 5000 ms

4. GENERAL DRIVING CYCLE

Always perform the diagnosis continuously.

5. DIAGNOSTIC METHOD

Judge as NG when the following conditions are established.

Judgment Value

Malfunction Criteria	Threshold Value
Max. − min. values of fuel level output	< 2.6 L (0.69 US gal, 0.57 Imp gal)

Time Needed for Diagnosis: Less than 1 second

Malfunction Indicator Light Illumination: Illuminates when malfunction occurs in 2 continuous driving cycles.

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DTC DETECTING CONDITION:Detected when two consecutive driving cycles with fault occur.TROUBLE SYMPTOM:Improper idlingCAUTION:After servicing or replacing faulty parts, perform Clear Memory Mode Clear ...

Other materials:

Select lever
1) Select lever button : With the brake pedal depressed, shift while pressing the select lever button in : Shift while pressing the select lever button in : Shift without pressing the select lever button The select lever has four positions, "P", "R", "N", "D" and also has a ma ...