Dtc p2504
Engine symptom troubleshootingMazda 6 Service Manual: Headlight cleaner switch removal/installation
1. Disconnect the negative battery cable.
2. Remove in the order indicated in the table.
3. Install in the reverse order of removal.
Headlight Cleaner Switch Removal Note
1. Insert your hand from the lower side of the dashboard and squeeze the tabs
of the headlight cleaner switch.
2. Pull ...
Mazda 6 Service Manual: Obd drive mode
Performing the Drive Mode inspects the OBD system for proper operation.
The Drive Mode must be performed to ensure that no additional DTCs are
present.
During Drive Mode, the following systems are inspected:
- Oxygen sensor (HO2S)
- Oxygen sensor heater
- Catalytic converter (TW ...