Honda Civic manuals

Subaru Legacy Service Manual: Dtc p0716 input/turbine shaft speed sensor "a" circuit range/performance

DTC DETECTING CONDITION:

Immediately at fault recognition

TROUBLE SYMPTOM:

No lock-up occurs.

Shock occurs when selecting shift position.

Shift control malfunction

STEPCHECKYESNO

1.CHECK DTC.

Read the DTC using Subaru Select Monitor.

Besides DTC P0716, is DTC U0122 or U0416 displayed-

Perform the diagnosis according to DTCs other than P0716.

Perform the diagnosis according to DTC P0717. Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC P0717 INPUT/TURBINE SHAFT SPEED SENSOR "A" CIRCUIT NO SIGNAL

1. OUTLINE OF DIAGNOSIS

Detect the malfunction of turbine speed sensor signal characteristics.

Judge as NG if the turbine speed against the engine speed is outside the possible range considering the hardware capabilities.

2. EXECUTION CONDITION

Secondary Parameters

Execution condition

12 V battery system voltage

≥ 10 V

Engine speed

≥ 500 rpm

3. DIAGNOSTIC METHOD

If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.

Judgment Value

Malfunction Criteria

Threshold Value

Measured turbine shaft speed

< Table 1 rpm

Table 1

Engine speed (rpm)

3700

3727

3755

3782

3856

4019

4213

4456

Measured turbine shaft speed (rpm)

0

500

1000

1500

2000

2500

3000

3500

Engine speed (rpm)

4786

5213

5651

6101

6569

7044

7520

Measured turbine shaft speed (rpm)

4000

4500

5000

5500

6000

6500

7000

Time Needed for Diagnosis: 10 seconds

Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.

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