MG HS: Red oil pressure warning light stays on after starting

MG HS: Red oil pressure warning light stays on after starting

Symptoms

• The red oil pressure warning light is on after starting. ^[1]

Possible causes

• The manual explains that excessively low oil pressure may damage the engine and requires switching off the engine immediately and checking the oil level. ^[1]

Checks

• Stop safely, switch off the engine, check the oil level according to the relevant procedure and contact a repair provider. ^[1]

What to do

• Identify the cause of low oil pressure; do not infer from the warning light that the oil pump must be replaced. ^[1]

Applicability and limits

• Only applies to the English manual from the official European website and to the corresponding HS configuration among the combustion-engine configurations described; the manual date is not treated as an applicable model year. No actual vehicle model has been linked. Do not extend to models with the same name, other powertrains or other markets. Scope: unknown ^[1]
• Only applies to the specific configuration in the cited manual; do not assume applicability to all vehicles with the same model name

Related part categories

• Fluids / Engine oil / Engine lubrication ^[1]

Sources

[Source 1] MG HS English Owner's Manual from the Official European Website (file identifier 01-2023) — PDF pp.32 / printed pp.16, Low Oil Pressure Warning; PDF pp.285–286 / printed pp.269–270, Engine Oil (accessed 2026-11-01)
https://cdn.mgmotor.eu/manuals/MG-HS-owner-manual-01-2023.pdf