Having problems with your 1992 Mitsubishi Diamante ?
01 diamante egr
\015 Idles rough, sevice engine light on, EGR valve and solenoid replaced. What is in the vacuum circuit before the EGR solenoid? Auto repair place blocked the line to the solenoid to make it run 50% better.\015
You have a weak mixture so a fault with the O2 sensors is more likely to be your proble as this is what the codes 171/174 mean and 401 is insufficient gas recycling ,use a multimeter to check the O2 sensors ,so reply if they have three wires or four wires and i will explain how to check them as theyr like 90euros for the 3 wire and 50 euros for the four wire one trade price from a auto factor ,retail?
Repair Help & Product Troubleshooting for 1992 Mitsubishi Diamante
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