
Diagnostic Procedure

Dtc 13
Dtc 15Mazda 6 Service Manual: Interior Lights
NOTE
Do not leave the lights on for long periods while the engine is turned off.
Otherwise the battery power could be depleted.
Overhead Lights
NOTE
The rear map lights also turn on and off when the overhead light switch is
operated.
Front Map Lights
When the overhead light switch is i ...
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 ...