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

Subaru Legacy BN/BS (2015-2019) Service Manual / Engine (diagnostics)(h4do) / General description / Inspection

Before performing diagnostics, check the following item which might affect engine problems.

1. BATTERY

1. Check the battery. Battery > INSPECTION

2. Check the condition of the main and other fuses, and harnesses and connectors. Also check for proper grounding.

2. ENGINE GROUND

Make sure that the engine ground terminal has no contamination, corrosion or looseness and is properly connected to the engine.

Note

• The on-board diagnostic (OBD) system detects and indicates a fault in various inputs and outputs of the complex electronic control. Malfunction indicator light in the combination meter indicat ...

Other materials:

Inspection
1. PURGE CONTROL SOLENOID VALVE1. Check that the purge control solenoid valve has no deformation, cracks or other damages.2. Measure the resistance between the purge control solenoid valve terminals.Terminal No.Standard1 and 224.5±1.5 - (20°C (68°F))3. Check that air does not come out ...