
Diagnostic procedure

Mazda 6 Service Manual: Distance-to-empty
This displays the approximate distance you can travel on the remaining fuel based
on the fuel economy.
The distance-to-empty will be calculated and displayed every second.
NOTE
Even though the distance-to-empty display may indicate a sufficient amount
of remaining driving distance befor ...
Mazda 6 Service Manual: Heated oxygen sensor (ho2s) inspection
HO2S Voltage Inspection
Note
Perform the following inspection only when directed.
1. Warm up the engine and run it at idle.
2. Disconnect the HO2S connector.
3. Connect the voltmeter test leads to the following HO2S terminals:
HO2S (front and rear)
- (+) leadterminal A
- (-) le ...