Mazda 6 Service Manual: No.6 cranks normally but will not start

No.5 engine stalls-after start/at idle

No.7 slow return to idle

Other materials:

Mazda 6 Service Manual: Locking, Unlocking with Auxiliary Key
Turn the auxiliary key toward the front to lock, toward the back to unlock. To lock All doors lock automatically when the driver's door is locked using the auxiliary key. To unlock The driver’s door unlocks when the auxiliary key is turned briefly to the unlock position and then immediatel ...

Mazda 6 Service Manual: Power steering fluid inspection
Fluid Level Inspection 1. Inspect the power steering fluid level. Add fluid to the specified level as necessary. Fluid specification ATF M-III or equivalent (e.g. Dexron®II) Fluid Leakage Inspection 1. Start the engine and let it idle. 2. Turn the steering wheel fully to the left and ...