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.
4. Inspect for bent fins.
5. Verify that the heater core inlet and outlet pipe are not distorted or damaged.
Evaporator inspection
Rear heat duct removal/installationMazda 6 Service Manual: Dsc on-board diagnosis
On-Board Diagnostic (OBD) Test Description
(See ABS (ABS/TCS) ON-BOARD DIAGNOSIS)
DTC Table
PID/DATA Monitor Table
Active Command Modes Table
...
Mazda 6 Service Manual: Bluetooth® Audio
Applicable Bluetooth® specification (Recommended)
Ver. 1.1/1.2/2.0 EDR/2.1
EDR/3.0 (conformity)
Response profile
A2DP (Advanced Audio Distribution Profile) Ver. 1.0/1.2
AVRCP (Audio/Video Remote Control Profile) Ver. 1.0/1.3/1.4
A2DP is a profile which transmits only audio to the Blue ...