You may need to adjust the CO mixture. ----- Original Message ----- From: Chris C <petleech@xxxx> To: <dmcnews@xxxxxxxxxxx> Sent: Monday, January 01, 2001 1:52 PM Subject: [DML] Oxygen Sensor > We are checking the operation of our oxygen sensor using a dwell > meter as described in the manual. The dwell meter we have has ranges > for six and eight cylinder engines. Inasmuch as this meter was > designed for setting old fashioned point ignition do we need to use a > multiplier on the guage reading to get an accurate dwell angle for > the Lambda system? With the car warm, on the eight cylinder scale we > are getting readings of 10-12 degrees. We understand the normal > reading should be 35-45 degrees.