Mazda 6 Service Manual: No.5 engine stalls-after start/at idle

No.4 hard to start/long crank/erratic start/erratic crank

No.6 cranks normally but will not start

Other materials:

Mazda 6 Service Manual: Lane-Change Signals and Three-Flash Turn Signal
Lane-Change Signals Move the lever halfway toward the direction of the lane change—until the indicator flashes— and hold it there. It will return to the off position when released. Three-Flash Turn Signal After releasing the turn signal lever, the turn signal indicator flashes three times ...

Mazda 6 Service Manual: Radiator
RADIATOR REMOVAL/INSTALLATION 1. Disconnect the negative battery cable. 2. Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT.) 3. Remove the cooling fan. (See COOLING FAN REMOVAL/INSTALLATION.) 4. Remove the oil hose. (ATX) 5. Remove in the order indicated in the table. 6. Install in t ...