
Diagnostic procedure


Dtc b2444, u2017
Dtc b2477Mazda 6 Service Manual: Engine oil replacement
Warning
Hot engines and engine oil can cause severe burns. Turn off the
engine and wait until it and the engine oil has cooled.
A vehicle that is lifted but not securely supported on safety
stands is dangerous. It can slip or fall, causing death or serious injury.
Never work around or ...
Mazda 6 Service Manual: Idle air control (iac) valve inspection
Note
Perform the following inspection only when directed.
Operation Test
Carry out the Idle Air Control Inspection. (See Idle Air Control System
Inspection.)
If not as specified, perform the further inspection for the IAC valve.
Resistance Inspection
1. Disconnect the negative batt ...