1. Disconnect the negative battery cable.
2. Drain the engine coolant. (See COOLING SYSTEM SERVICE WARNINGS.) (See ENGINE COOLANT REPLACEMENT.)
3. Loosen the water pump pulley bolt to remove the drive belt. (See DRIVE BELT REPLACEMENT.)
4. Remove in the order indicated in the table.
5. Install in the reverse order of removal.
6. Refill the engine coolant. (See ENGINE COOLANT REPLACEMENT.)
7. Inspect the engine coolant leakage. (See ENGINE COOLANT LEAKAGE INSPECTION.)


Thermostat
Fan motorMazda 6 Service Manual: Combine sensor initialization procedure
1. Set the SST (WDS or equivalent) to the DLC-2
2. Access the active command mode and select the YAWRATE, then follow the
indication on the monitor.
3. Select the LATACCEL and follow the indication on the monitor.
STEERING ANGLE SENSOR REMOVAL/INSTALLATION
(See COMBINATION SWITCH DISASSEMBLY ...
Mazda 6 Service Manual: Steering gear and linkage inspection
Rack Inspection
1. Inspect the rack for cracking, damage, and tooth wear. Replace it as
necessary.
2. Measure the runout of the rack.
Runout
Near point A: 0.15 mm {0.006 in} max.
Near point B: 0.20 mm {0.008 in} max.
3. If not within the specification, replace the rack.
Tie-rod End ...