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Old 02-12-2005, 03:28 PM
A264172 A264172 is offline
Ta ra ra boom de ay
Join Date: Jun 2004
Location: Pittsburgh
Posts: 1,915
Exclamation PA Emissions -Failed

Failed Hydro Carbons big(?) and CO please help gurus.

2speed idle---Limit-Reading-P/F-----Limit-Reading-P/F---Read-Resu-Read-Resu
2500 rmp----1.2---8.34-----Fail-----220--336----Fail-----2548-Valid--18.0-Valid

I am thinking O2 sensor.
Any Ideas where I should start?

Edit: this would be on my 86' M103 300E -as per my sig. BTW

1986 300E 220,000 miles+ transmission impossible
(Now waiting under a bridge in order to become one)

Reading your M103 duty cycle:

Last edited by A264172; 02-12-2005 at 03:35 PM.
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