
Diagnostic procedure

Dtc c1119
Dtc c1140Mazda 6 Service Manual: Egr valve inspection
Operation Test
Carry out the EGR Control Inspection. (See EGR Control System
Inspection.
If not as specified, perform the further inspection for the EGR valve.
Resistance Inspection
Note
Perform the following test only when directed.
1. Disconnect the negative battery cable.
2. In ...
Mazda 6 Service Manual: Uniform Tire Quality Grading System (UTQGS)
This information relates to the tire grading system developed by the U.S. National
Highway Traffic Safety Administration for grading tires by tread wear, traction,
and temperature performance.
Tread Wear
The tread wear grade is a comparative rating based on the wear rate of the tire
when tes ...