1. Disconnect the negative battery cable.
2. Remove the glove compartment.
3. Remove in the order indicated in the table.


4. Install in the reverse order of removal.
Car-navigation Unit Installation Note
Insert the car-navigation unit bracket into the dashboard member hole, and with the car-navigation unit fixed in place install the bolt.

Audio unit disassembly/assembly
Lcd unit removal/installationMazda 6 Service Manual: Engine control system operation inspection
Main Relay Operation Inspection
Verify that the main relay clicks when the ignition switch is turned to ON
position and off.
If there is no operation sound, inspect the following.
- Main relay (See RELAY INSPECTION.)
- Harness and connector between ignition switch and main relay termi ...
Mazda 6 Service Manual: Crankshaft position (ckp) sensor inspection
Note
Perform the following inspection only when directed.
Resistance Inspection
1. Disconnect the CKP sensor connector.
2. Measure the resistance between CKP sensor terminals A and B using an
ohmmeter.
If not as specified, replace the CKP sensor.
If CKP sensor resistance is okay, bu ...