how can i test a egr temperature sensor ,to see if it is good or not on 1996 Nissan Altima

P1401 was the code error

by in Phoenix, AZ on December 12, 2012
2 answers
ANSWER by , December 13, 2012
there is a procedure but you need a scanner and volt meter to read. temp temp sensor changes values as it heats up and you need to monitor that. i rec you seek a diag and est as to save time and money.sorry
ANSWER by , December 13, 2012
you need a scan tool.