ecu threw me a code 65!!!!!!!!!!
Thread Starter
Joined: May 2003
Posts: 58
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From: Surrey, BC, Canada
ecu threw me a code 65!!!!!!!!!!
Secondary Heated Oxygen Circuit
Circuit Malfunction
caused by: ???????
Open or short in Primary HO2S sensor heater circuit
ECM
so which o2 sensor is the primary one? the one that goes into the downpipe or the one for the cat??? because i've just recently installed new headers, but the check engline lights been on since before that.
Circuit Malfunction
caused by: ???????
Open or short in Primary HO2S sensor heater circuit
ECM
so which o2 sensor is the primary one? the one that goes into the downpipe or the one for the cat??? because i've just recently installed new headers, but the check engline lights been on since before that.
Member
Joined: Apr 2003
Posts: 2,289
Likes: 0
From: Windsor, PA
Re: ecu threw me a code 65!!!!!!!!!! (Param)
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Param »</TD></TR><TR><TD CLASS="quote">Secondary Heated Oxygen Circuit
Circuit Malfunction
caused by: ???????
Open or short in Primary HO2S sensor heater circuit
ECM
</TD></TR></TABLE>
from what you posted, i would say to check the wiring for the o2 sensor.
Circuit Malfunction
caused by: ???????
Open or short in Primary HO2S sensor heater circuit
ECM
</TD></TR></TABLE>
from what you posted, i would say to check the wiring for the o2 sensor.
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