Control pressure actuator reading?

[rizov_d at shaw.ca]

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Is your multimeter o.k?

The resistance of CPA must be ~20 ohms.

0 mA is a lean stop- total ground or OXS signaling wrong.

I use no harness to measure CPA current-just connect the multimeter as for any
regular current measuring.

Dobby

86 4kq



----- Original Message -----

From: CTDiesel at aol.com

Date: Thursday, January 30, 2003 6:13 pm

Subject: Control pressure actuator reading?

> 87 4kq Upon check the control pressure actuator (cpa) sometimes do
> i get the
> mA readings but never long enough to adjust the mixture. The
> reading quickly
> falls to 0. Then i go to check it again and there is no reading.
> If i let
> the car cool off for several hours again i get the reading at
> first for a few
> seconds and then the numbers die off 9-8-7-6-5.....till zero.
> What is the
> problem? is the cpa dead? I'm using a custom wire
> harness...should i buy
> the VW1315A/1 factory harness?
>
> TIA
> DJ
>
>