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P0605

Engine Computer Memory — ROM Error

High — fix right awayDo not drive

Severity: Fix right away. Driving risks expensive damage or a breakdown.

What P0605 means

The engine computer found an error in its permanent memory, which usually means the computer itself is failing.

Common causes

How to fix it

The computer likely needs replacement or reprogramming — this is a shop job.

Can I drive with P0605?

A failing computer can stall or fail to start. Have it diagnosed by a specialist.

Related codes

Questions, answered

Is it safe to drive with code P0605?

Avoid driving until it is checked — towing is the safer choice. A failing computer can stall or fail to start. Have it diagnosed by a specialist.

What causes code P0605?

The most common causes are: Failing engine computer; Corrupted software; Voltage spike; Water damage. A scan tool and a visual check of the parts above is where a technician starts.

How do I fix code P0605?

The computer likely needs replacement or reprogramming — this is a shop job.

Not repair advice. This page gives general information about code P0605 only. Cars differ by make, model and year — confirm the fault with a scan tool and have the repair done by a qualified technician.

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