Mazda 6 Service Manual: No.2 mil illuminates

No.1 melting of main or other fuses

No.3 will not crank

Other materials:

Mazda 6 Service Manual: Starter inspection
On-vehicle Inspection 1. Verify that the battery is fully charged. 2. Crank the engine and verify that the starter rotates smoothly without any noise. If not, inspect the following. - Remove the starter and inspect the magnetic switch and the starter. - Inspect the related wiring har ...

Mazda 6 Service Manual: Camshaft position (cmp) sensor inspection
Caution When foreign material such as an iron chip is on the CMP sensor, it can cause abnormal output from the sensor because of flux turbulence and adversely affect the engine control. Be sure there is no foreign material on the CMP sensor when replacing. Note Perform the follow ...