1. Remove the glove compartment.
2. Short the A/C check connector to the GND terminal using a jumper wire.
3. Shine a 60 W
incandescent light from a height of approximately 100 mm {3.9 in}
onto the solar radiation sensor.
Note
4. Turn the ignition switch to ON position.
5. Read DTCs from the flashing of the rear defroster indicator light on the climate control unit. Carry out DTC inspection. (present and past failure indication modes)
6. After completion of repairs, erase all diagnostic trouble code(s) from memory. (See Erasing Past Failure Memory.)
7. Remove the jumper wire.
Present Failure Indication Mode
- If a diagnostic trouble code is indicated, refer to the following diagnostic trouble code table and inspect the appropriate system.
Past Failure Indication Mode
- If a diagnostic trouble code is indicated, refer to the following diagnostic trouble code table and inspect the appropriate system. (Disconnections and short circuits are memorized in the same system even if either occurs only once.)
- If the A/C switch is pressed again while in past failure indication mode, the on-board diagnostic function will return to present failure indication mode.
Erasing Past Failure Memory
DTC Table
Output Device Operation Check Mode
Inspection
1. Warm up the engine.
2. Turn the ignition switch to LOCK position.
3. Start up the on-board diagnostic function (present failure indication mode).
4. Press the AUTO switch.
5. Verify that all the indicator lights of the climate control unit and center panel (climate control part) illuminate for 4 seconds.
6. Verify the operation of the each output device when changing steps by pressing the REC/FRESH switch, and referring to the output device operation check chart.
Note
7. Turn the ignition switch to LOCK position to end the on-board diagnostic function.
Output device operation check table
* : Shown on the information display according to step.
Mazda 6 Service Manual: Lane-keep Assist System (LAS) & Lane Departure Warning System (LDWS)
The Lane-keep Assist System (LAS) & Lane Departure Warning System (LDWS) alerts
the driver that the vehicle may be deviating from its lane and it provides steering
assistance to help the driver stay within the vehicle lanes.
The Forward Sensing Camera (FSC) detects the white lines (yellow l ...
Mazda 6 Service Manual: Transaxle fluid temperature (tft) sensor inspection
On-Vehicle Inspection
1. Disconnect the negative battery cable.
2. Remove the air cleaner component. (See INTAKE-AIR SYSTEM
REMOVAL/INSTALLATION.)
Caution
Water or foreign objects entering the connector can cause a poor
connection or corrosion. Be sure not to drop water or foreign object ...