Honda Civic manuals

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

1. INSPECTION WHEN LOW ENGINE OIL WARNING LIGHT ILLUMINATES ON LCD

STEPCHECKYESNO

1.CHECK ENGINE OIL LEVEL.

Is engine oil level normal-

Oil Level Switch > INSPECTION

Replace engine oil or refill, and check again while the oil level is normal condition. Engine Oil > REPLACEMENT

To disable the low engine oil warning, install the spare fuse at the delivery mode fuse in the main fuse box. Then turn the ignition switch to ON (engine off) again, to confirm the low engine oil warning is not displayed. Remove the spare fuse installed to finish.

NOTE:

The engine oil level switch is normal if the low engine oil level warning is not displayed with the delivery mode fuse inserted.

2.CHECK LAN SYSTEM.

Has a DTC of the LAN system been input-

Perform the diagnosis according to DTC.

Oil Level Switch > INSPECTION

3.CHECK OIL LEVEL SWITCH CIRCUIT.

1) Turn the ignition switch to ON (engine OFF).

2) Read the current data for engine in the Subaru Select Monitor to confirm the item for “Oil level switch”. Subaru Select Monitor > OPERATION

Is the “Oil level switch” signal displayed in Subaru Select Monitor HIGH-

To disable the low engine oil warning, install the spare fuse at the delivery mode fuse in the main fuse box. Then turn the ignition switch to ON (engine off) again, to confirm the low engine oil warning is not displayed. Remove the spare fuse installed to finish.

NOTE:

The engine oil level switch is normal if the low engine oil level warning is not displayed with the delivery mode fuse inserted.

Oil Level Switch > INSPECTION

4.CHECK COMBINATION METER.

Perform the self-diagnosis of combination meter to check if there are any faults in the combination meter. Combination Meter System > OPERATION

Is combination meter OK-

Oil Level Switch > INSPECTION

Replace the combination meter. Combination Meter > REMOVAL

5.CHECK SECURE CONNECTION OF CONNECTOR BETWEEN ENGINE HARNESS AND OIL LEVEL SWITCH.

Is there any insecure connection-

Repair the connection condition. Then, to disable the low engine oil warning display, install the spare fuse at the delivery mode fuse in the main fuse box. Then turn the ignition switch to ON (engine OFF) again to confirm the low engine oil warning is not displayed. Remove the spare fuse installed to finish.

NOTE:

The engine oil level switch is normal if the low engine oil level warning is not displayed with the delivery mode fuse inserted.

Oil Level Switch > INSPECTION

6.CHECK OIL LEVEL SWITCH.

1) Deliberately short circuits by connecting the engine harness connector terminal and chassis ground.

2) Turn the ignition switch to ON (engine OFF).

3) Read the current data for engine in the Subaru Select Monitor to confirm the item for “Oil level switch”. Subaru Select Monitor > OPERATION

Connector & terminal

(E130) No. 1 — Chassis ground:

Is the “Oil level switch” signal displayed in Subaru Select Monitor HIGH-

Replace the oil level switch. Oil Level Switch > REMOVAL

Oil Level Switch > INSPECTION

7.CHECK SECURE CONNECTION OF CONNECTOR BETWEEN ENGINE CONTROL MODULE (ECM) AND ENGINE HARNESS.

Is there any insecure connection-

Repair the connection condition. Then, to disable the low engine oil warning display, install the spare fuse at the delivery mode fuse in the main fuse box. Then turn the ignition switch to ON (engine OFF) again to confirm the low engine oil warning is not displayed. Remove the spare fuse installed to finish.

NOTE:

The engine oil level switch is normal if the low engine oil level warning is not displayed with the delivery mode fuse inserted.

Oil Level Switch > INSPECTION

8.CHECK ENGINE HARNESS.

1) Disconnect the engine control module (ECM) side connector.

2) Set the ST between the engine control module (ECM) and engine harness. General Description > CAUTION

3) Disconnect the connector between the engine harness and the oil level switch.

4) Measure the resistance between connector terminals.

Connector & terminal

(B158) No. 3 — (B130) No. 1:

Is the resistance less than 1 --

Replace the engine control module (ECM). Engine Control Module (ECM) > REMOVAL

Repair or replace the open circuit of engine harness.

2. OTHER INSPECTIONS

1. Check that the oil level switch does not have deformation, cracks, or damage.

2. Check the oil level switch installation part for oil leakage and oil seepage.

Wiring diagram
• Engine electrical system Engine Electrical System > WIRING DIAGRAM• CAN communication system CAN Communication System > WIRING DIAGRAM ...

Removal
1. Disconnect the ground terminal from battery sensor. NOTE2. Remove the under cover. Front Under Cover > REMOVAL3. Drain the engine oil. Engine Oil > REPLACEMENT4. Disconnect the oil level switch ...

Other materials:

Dtc u0417 invalid data received from park brake control module
DTC DETECTING CONDITION:Data from VDCCM is faulty.TROUBLE SYMPTOM:ABS warning light and VDC warning light illuminate.STEPCHECKYESNO1.CHECK PERFORMING OF BASIC DIAGNOSTIC PROCEDURE.Was the basic diagnostic procedure performed up to STEP 8- Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC ...

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