Mazda 6 Service Manual: No.3 will not crank

No.2 mil illuminates

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

Other materials:

Mazda 6 Service Manual: Cruise Control Switch
  Cruise Main Indication (White)/ Cruise Set Indication (Green)     The indication has two colors. Cruise Main Indication (White)   The indication turns on (white) when the cruise control system is activated. Cruise Set Indication (Green) The indication turns on (gr ...

Mazda 6 Service Manual: Seat warmer unit inspection
1. Remove the front seat. (See FRONT SEAT REMOVAL/INSTALLATION.) 2. Remove the seat cushion trim. 3. While inspecting for continuity between the terminals A and B of the connector, use a dryer to warm the thermostat of the seat warmer unit on seat cushion. 4. When the indication on the ohmm ...