Note
Identification With Printed Numbers/Label
1. Remove the audio unit.
2. Verify the supplier name written on the label attached on each module.
Identification With On-board Diagnostic Test Mode
1. Start the on-board diagnostic test mode.
2. Verify the part number and supplier code displayed in the LCD.

Note


Starting procedure for on-board diagnostic test mode
Dtc clearing procedureMazda 6 Service Manual: Ignition coil inspection
Primary Coil Winding
1. Remove the ignition coil.
2. Measure the resistance between the following lead holes using an ohmmeter.
A and B, B and C
- If not specified, replace the ignition coil.
Specification
0.49-0.57 ohms [20°C {68°F}]
Secondary Coil Winding
1. Remove the igni ...
Mazda 6 Service Manual: Door lock timer unit inspection
1. Measure the voltage at the door lock timer unit terminals (other than
terminal 1E and 2W) as indicated below.
If not as specified, inspect the parts listed under Action.
2. Disconnect the negative battery cable.
3. Disconnect the door lock timer unit connector and inspect for continuity ...