1. Disconnect the negative battery cable.
2. Remove the radiator grille. (See RADIATOR GRILLE REMOVAL/INSTALLATION.)
3. Remove in the order indicated in the table.


4. Install in the reverse order of removal.
Solar radiation sensor inspection
Ambient temperature sensor inspectionMazda 6 Service Manual: Troubleshooting procedure
Basic flow of troubleshooting
DTC troubleshooting flow (on-board diagnostic)
Diagnostic trouble codes (DTCs) are important hints for repairing
malfunctions that are difficult to simulate.
Perform the specific DTC diagnostic inspection to quickly and accurately
diagnose the malfunction.
The ...
Mazda 6 Service Manual: Dtc c1145, c1155, c1165, c1175
Caution
When attaching the tester lead to the DSC HU/CM connector the SST
(49 G066 004) must be used.
Diagnostic procedure
...