"Harold Adrian Russell Philby" <home.office@kremlin.co.ru> wrote in message

>>It's a little module that hides behind the interior fuse box called the
>>Integrated Control Unit (ICU). The only thing the ICU does is automatically
> >shut off the defroster after twenty minutes of operation.

> How can one distinguish between a bum ICM, and a duff defroster relay?
> What kind of $$ is the ICM? I can't find one anywhere on the web,
> does it have another name? Thanks.

ICU is about 12cm x 10cm x 2cm. Relay is about 2.5cm x 2.5cm x 4cm.
ICU is enclosed in a plastic box. Relay most likley has a steel cover and a
plastic base (Relay $5, ICU is $45 at the junker yard)