Mazda 6 Service Manual: Dtc p0340

Dtc p0335

Dtc p0403

Other materials:

Mazda 6 Service Manual: Heater core inspection
1. Remove the A/C unit. (See A/C UNIT REMOVAL/INSTALLATION.) 2. Remove the heater core from the A/C unit. 3. Inspect for cracks, damage, and coolant leakage. If any problems are found, replace the heater core. 4. Inspect for bent fins. If any are bent, use a flathead screwdriver to stra ...

Mazda 6 Service Manual: Air bleeding
1. Inspect the fluid level. (See POWER STEERING FLUID INSPECTION.) 2. Jack up the front of the vehicle and support it on safety stands. 3. Turn the steering wheel fully to the left and right several times with the engine not running. 4. Reinspect the fluid level. If it has dropped, add flui ...