need help O2 sensor problem - BMW Forum - BimmerWerkz.com
BMW Forum BMW Forum

Auto Insurance

» Featured Product
Wheel & Tire Center

Go Back   BMW Forum - BimmerWerkz.com > BMW Model Specific Forums > 5-Series (E12,E28, E34, E39, E60)
Register Home Forum Active Topics Gallery / Showroom Auto Loans Garage Search Today's Posts Mark Forums Read Auto EscrowInsurance

5-Series (E12,E28, E34, E39, E60) Chat relating to the BMW 5-Series of all generations. Specific models include: BMW 518, BMW 520, BMW 520i, BMW 530i, BMW 528i, BMW 530i, BMW 518i, BMW 524d, BMW 525i, BMW 525e, BMW 528e, BMW 540i, BMW 535i, BMW 520d, BMW 525td, BMW 525d, BMW 530d, BMW 525i/xi, BMW 530i/xi. (BMW 5-Series Forum)

BimmerWerkz.com is the premier BMW Forum on the internet. Registered Users do not see the above ads.
Reply
 
LinkBack Thread Tools Display Modes
Old 12-12-2009, 03:52 PM   #1 (permalink)
Neutral Member
 
Join Date: Dec 2009
Car:
Posts: 87
Photos:
westin is on a distinguished road
need help O2 sensor problem

91 E34 525 M50
fault code 70 O2 sssensor circuit problem
replaced O2 twice in a 3 month period to rule out O2

i have a problem with my O2 the heater relay wont send the 12 v to the heater , but the relay is good the wiring to the O2 is good. the voltage and ground on the relay plug are good but the ecu wont close the realy . if you have dealt with this problem before please let me know.

thank you
westin is offline   Reply With Quote
Sponsored Links
Advertisement
 
Reply

  BMW Forum - BimmerWerkz.com > BMW Model Specific Forums > 5-Series (E12,E28, E34, E39, E60)


Currently Active Users Viewing This Thread: 1 (0 members and 1 guests)
 
Thread Tools
Display Modes

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Trackbacks are On
Pingbacks are On
Refbacks are On


Similar Threads
Thread Thread Starter Forum Replies Last Post
Coolant temp sensor problem Mulletman671 1,6,7,8 - Series and Mini Cooper 3 11-10-2009 03:29 AM
ABS Speed sensor problem dondickaly 3-Series (E46, E90) 0 02-22-2009 10:06 AM
Possible Crank Position Sensor problem. Help please... sc_trini 3-Series (E36) 1 09-28-2008 04:29 PM
Oxygen Sensor Problem sto150 3-Series (E36) 4 06-16-2005 08:17 PM
cam sensor problem fushuman 3-Series (E36) 12 09-22-2004 02:13 PM

Powered by vBadvanced CMPS v3.2.2

All times are GMT -5. The time now is 08:43 AM.



Powered by vBulletin® Copyright ©2000 - 2014, Jelsoft Enterprises Ltd.
Content Relevant URLs by vBSEO 3.3.2
Garage Plus vBulletin Plugins by Drive Thru Online, Inc.