NOTE:
In order to perform a forced ignition ON, the M-MDS is necessary. If the servicing is being done outside of an Authorized Mazda dealership, contact an Authorized Mazda dealership for instructions.
The forced ignition ON procedure forces a power supply to each part when no power is available even after the ignition switch has been operated. However, the engine cannot be started and the steering cannot be unlocked.
When performing a forced ignition ON procedure, remove all remote transmitters from the vehicle. If an remote transmitter is left in the vehicle, the forced ignition ON procedure cannot be done.
1. Verify that there are no remote transmitters in the vehicle.
2. Get PCM part number from As-built site.
3. Connect the M-MDS to the DLC-2.
4. Manual vehicle identification.
Select “Manual Vehicle Entry”.
5. Select the “All other” from Vehicle list.
6. Input the PCM part number on the following screen.

7. After the vehicle is identified, select the following items from the initialization screen of the M-MDS.
Select “Body”.
Select “Special Ignition ON”.
8. Perform the procedure according to the directions on the screen.
9. Delete the session, but keep the ignition ON.
10. Normal vehicle identification.
Electronic Spark Advance Control [Skyactiv G 2.0]
Fuel Distributor [Skyactiv G 2.0]Differential Oil Temperature Sensor Inspection
WARNING:
Hot differential oil may cause severe burns. Do not perform maintenance while
differential oil is hot.
1. Disconnect the negative battery cable.
2. Disconnect the differential oil temperature sensor connector and remove the
differential oil temperature sensor.
3. Wrap ...
Relay Inspection
Relay Type
Connector type
Part name
Type A
TNS relay
A/C relay
Headlight HI relay
Headlight LO relay
Headlight LO relay (LH)
Horn relay
ACC rel ...
Crankshaft, Main Bearing
Purpose, Function
The crankshaft converts the reciprocating movement of the piston to a rotational
movement via the connecting rod.
The main bearing forms an oil film on the outer surface of the crankshaft
journal to prevent wear due to sliding.
Construction
Crankshaft
...