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Motronic help...Bad reading off the DPR



Umm, if you have the meter connected in series like it's supposed to be, then I'd recommend switching it over to the mA scale, as in
the mV scale the meter is effectively an open to the rest of the circuit.
HTH
Al 

> -----Original Message-----
> From: DAN [mailto:sciroccodriver@xxxxxxxxx] 
> Sent: Friday, May 25, 2007 10:31 AM
> To: scirocco-L@xxxxxxxxxxxx
> Subject: Motronic help...Bad reading off the DPR
> 
> 2.0 16V motronic...... I'm getting a constant 7mV..... it 
> won't fluxuate.  I swapped out the o2 sensor and its still 
> the same.  I also checked the idle swtich and its working 
> fine.  Gas mileage sucks (this is my first tank with 
> motronic) and idle is getting worse and worse.  It was 
> running rich enough to spit fuel out the exhaust so I backed 
> it up but can't a reading to make sure I'm not running it too 
> lean other than seat of the pants and smell.   Any ideas on 
> what to check if the o2 and idle switches are good?  I've 
> checked the harness (again) and its fine.   
> What causes the fluxuations in mV on the DPR?.... the 
> potentiometer?  Help me understand this.  Thanks in advance!
> 
> 
>  
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