Subaru Legacy BN/BS (2015-2019) Service Manual: Removal

Subaru Legacy BN/BS (2015-2019) Service Manual / Ignition(h4do) / Spark plug / Removal

Spark plug:

Refer to “SPECIFICATION” for spark plug. General Description > SPECIFICATION

1. RH SIDE

1. Disconnect the ground terminal from battery sensor. NOTE

2. Remove the air cleaner element and the air cleaner case (rear). Air Cleaner Element > REMOVAL

3. Disconnect the connector from ignition coil.

NOTE:

While pressing the spring (a) shown in the figure, slide it in the direction of the arrow with a clip remover.

4. Remove the ignition coil.

5. Remove the spark plug with a spark plug socket.

2. LH SIDE

1. Remove the battery. Battery > REMOVAL

2. Disconnect the connector from ignition coil.

NOTE:

While pressing the spring (a) shown in the figure, slide it in the direction of the arrow with a clip remover.

3. Remove the ignition coil.

4. Remove the spark plug with a spark plug socket.

1. Check the spark plug for abnormalities. If defective, replace the spark plug.(A)Terminal damage(B)Crack or damage in insulator(C)Damaged gasket2. Check the spark plug electrode and condition of the ...

Other materials:

Inspection
1. Measure the resistance between connector terminals.Preparation tool:Circuit testerTerminal No.Inspection conditionsStandard3 — 9CANCELSET/−RES/+All OFFApprox. 4,020 -CANCELONLess than 1 -SET/−ONApprox. 250 -RES/+ONApprox. 1,470 -4 — 9CRUISE(MAIN)OFF1 M- or moreONLess than 1 -2. Ap ...