What causes a spark plug to fail on a Mazda Tribute?
The most common fault we have found is the failure of ignition coils (COP- coil on plug). This coil failure may be due to either the age of unit or premature failure as a result of air leaks causing coils to overload and oil leaks causing contamination of spark plug tubes.
Are there any problems with the Mazda Tribute?
Mazda Tribute/Ford Escape V6 common problems. As this model has been in Australia for over 10 years, we are now getting many tech calls relating to the Mazda Tribute/Ford Escape V6. Listed below are some common problems and remedies. Symptom 1: DFPE Sensor (Differential Pressure Feedback EGR)
Is there a TSB for Mazda Tribute coils?
Whatever the case, you may be able to petition Mazda about the coil costs, since a TSB apparently exists for the spark plugs and their potential for damage to the coils.
What causes a Mazda Tribute to run rough at idle?
Customer may also complain of rough idle, surging under light throttle, ignition misfire etc. Problem: The EGR valve leaks causing exhaust gases to enter the combustion chamber at all times, therefore creating a lean air/fuel mixture. This symptom is most noticeable at idle.
The most common fault we have found is the failure of ignition coils (COP- coil on plug). This coil failure may be due to either the age of unit or premature failure as a result of air leaks causing coils to overload and oil leaks causing contamination of spark plug tubes.
Why are my Mazda Tribute coils not working?
After the new one was put in, they started the car and hooked it up to their diagnostic system. The system showed misfire on all 6 of the coils randomly, intermittently. But the worst and the most consistent is from #2 and #4. They changed out the 6 coils, test drove and hooked it back up to their system.
Customer may also complain of rough idle, surging under light throttle, ignition misfire etc. Problem: The EGR valve leaks causing exhaust gases to enter the combustion chamber at all times, therefore creating a lean air/fuel mixture. This symptom is most noticeable at idle.
What causes lean air / fuel mixture in Mazda Tribute?
The EGR valve leaks causing exhaust gases to enter the combustion chamber at all times, therefore creating a lean air/fuel mixture. This symptom is most noticeable at idle. To test for a leaking EGR valve temporarily block off valve with blanking gasket and recheck for lean air/fuel symptoms.