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Subject:Re: O2-sensor blues and more on '84 1.9L engine
From:John Rodgers
Date:Mon, 15 Aug 2011 09:57:52 -0500

OOPs! Sorry......

Y'er right - Ken Lewis

John

John Rodgers
Clayartist and Moldmaker
88'GL VW Bus Driver
Chelsea, AL
Http://www.moldhaus.com

On 8/15/2011 7:47 AM, Alistair Bell wrote:
> wish it was me, but no, its Ken Lewis.
>
> alistair
> On 2011-08-14, at 10:17 PM, John Rodgers wrote:
>
>> I think it's Alistair Bell on this list make a little gizmo that you
>> mount in the instrument pod and connect to the O2 sensor that gives and
>> continuous indication of operation of the O2 sensor. It not a counter,
>> but just a series of little indicator lights that when operating
>> properly moved rhythmically back and fourth. As long as it does, all is
>> will with the O2 sensor. If not - then no ocillation. On startup and
>> until the O2 sensor warms up to operating temperature, the lights will
>> wander eratically, but once up to temp, it will oscillate. A handy gadget.
>>
>> JOhn
>>
>> John Rodgers
>> Clayartist and Moldmaker
>> 88'GL VW Bus Driver
>> Chelsea, AL
>> Http://www.moldhaus.com
>>
>>
>> On 8/13/2011 10:46 AM, John Lauterbach wrote:
>>> First, thank you to one of the list gurus who suggested checking on
>>> shorts between O2-cable and its shield.  I had one of my own causing.
>>>
>>> When the O2-sensor is connected and I measure the voltage between the
>>> connector and engine ignition control module heat shield, I am getting
>>> around 0.46 volts with engine warmed up.  Voltage is rather stable with
>>> engine at idle.  Am I in the ballpark?
>>>
>>> With O2-cable unplugged, resistance between connector and ground on
>>> cable to O2-sensor is infinite.  Resistance between other connector and
>>> ground on cable to ECM is 173000 ohms.
>>>
>>> I am not sure what I am missing, but engine runs well, but is running
>>> very rich.
>>>
>>> John
>>>
>>>
>