
Diagnostic procedure

Inspection of dtcs for condition detection mode
Dtc 05Mazda 6 Service Manual: Heater core inspection
1. Remove the A/C unit. (See A/C UNIT REMOVAL/INSTALLATION.)
2. Remove the heater core from the A/C unit.
3. Inspect for cracks, damage, and coolant leakage.
If any problems are found, replace the heater core.
4. Inspect for bent fins.
If any are bent, use a flathead screwdriver to stra ...
Mazda 6 Service Manual: How to connect USB port/Auxiliary jack
Connecting a device
1. Open the console lid.
2. Connect the connector on the device to the USB port.
Connecting with a connector cable
1. Open the console lid.
2. Connect the device plug/connector cable to the auxiliary jack/USB port. Pass
the device plug/connector cable through the notch i ...