Volvo RWD 700 Forum

INDEX FOR 10/2025(CURRENT) INDEX FOR 4/2007 700 INDEX

[<<]  [>>]


 VIEW    REPLY TO THIS MESSAGE Replies to this message will be emailed.    PRINT   SAVE 

Weird O2 Readings #2 Att mcduck 700 1991

uid 18083's pic
posted by  lucid on  Thu Mar 4 10:25 CST 2004
Author: [PROFILE] [EVERY POST] [THREADS] [BEST POSTS] RSS Feed     [IGNORE ALL POSTS]
last visit: Fri Oct 24 12:31 CST 2014
[RELATED]

Maybe the sensor is kaput. See if it can respond to a real rich mixture.

Put your DVM on the disconnected sensor lead, then ground the green lead going to the ECU.

The ECU sees this as a very Lean signal and will run very rich.

A good sensor will respond quickly and put out 0.8v or more.
--
Bruce Young,
'93 940-NA (current) — 240s (one V8) — 140s — 122s — since '63.






THREADED THREADED EXPANDED FLAT PRINT ALL
MESSAGES IN THIS THREAD

New Weird O2 Readings #2 Att mcduck [700][1991]
posted by  someone claiming to be ibs740  on Thu Mar 4 07:18 CST 2004 >


<< < > >>



©Jarrod Stenberg 1997-2022. All material except where indicated.


All participants agree to these terms.

Brickboard.com is not affiliated with nor sponsored by AB Volvo, Volvo Car Corporation, Volvo Cars of North America, Inc. or Ford Motor Company. Brickboard.com is a Volvo owner/enthusiast site, similar to a club, and does not intend to pose as an official Volvo site. The official Volvo site can be found here.