1985 Ford LTD code reader get (31) code car surges at const
STREAK
MEMBER
1985 FORD LTD
6 CYL
2WD
AUTOMATIC
19,000 MILES
Voltage low and vacum switch problem
Saturday, January 31st, 2009 AT 6:23 PM
1 Reply
MERLIN2021
MECHANIC
17,250 POSTS
It tells you the egr port is clogged with carbon, or the egr position sensor needs replacing. Remove the EGR and clean the port all the way though.A piece of wire and tbi spray cleaner will do!