P0685 Mercury Montego Engine Fault Code

Check Solution For P0685 Mercury Montego OBD Code :

P0685 Mercury Montego engine code seems a kind of powertrain problem, we try to show one by one the meaning and the solution.
Brief explanation of the P0685 Mercury Montego code and definition of P0685 Mercury Montego is the bottom side.

P0685 Mercury Montego Meaning :

p Powertrain Code
Problem is related engine, transmission and emissions systems.
0 SAE - Generic
6 Vehicle Speed Control And Idle Control System
8 Exhaust Gas Recirculation System Valve 1
5 Park/Neutral Postion (PNP) Switch Circuit Engine Torque Signal Circuit

SAE - Generic codes, which have a '0' as their second digit to indicate they are common to all makes and models of vehicles. These are the codes that are required for basic emissions fault diagnosis.

How To Fix P0685 Mercury Montego ?

The oxygen (02) sensors on your car measure the oxygen in the exhaust to determine how rich or lean the ratio of fuel and air are in the cylinders. Optimizing this mixture means better fuel economy and fewer exhaust emissions.

P0685 Mercury Montego Code Description:

While fuel economy was increased, acceleration was seriously compromised, and the loss of engine vacuum led to a dangerous loss of braking assist when the P0685 code system was in four-cylinder mode. In addition to these issues, while the company proposed a hydraulically controlled system that could be switched from within the car, the version they implemented had to be manually changed in the engine compartment using hand tools. When you see P0685 Mercury Montego engine fault code on your engine code reader this description will help you.

P Codes List of all Powertrain codes.

Final Step: In the definitions listed below, there is a test drive recommended after you've completed any repairs to see if the condition is fixed. Before you take a test drive after a repair, always erase the P Code(s) first. This will turn the check engine light off and then you will know if the check engine light returns, you've got further diagnostics to complete.

BE CAREFUL !
This engine code information is presented for information purposes only. This is not intended as repair advice and we are not responsible for any actions you take on any vehicle.

About Us | Contact | Privacy

Copyright © 2016 - EngineFaultCode.com
All rights reserved.
Sitemap

Valid CSS!