Mazda 6 Service Manual: No.11 shift point is high or low

No.10 frequent shifting

No.12 torque converter clutch (tcc) non-operation

Other materials:

Mazda 6 Service Manual: Selector lever inspection
1. Turn the ignition switch to ON (engine OFF). 2. With the brake pedal depressed, verify that there is a "click" at each range when shifted. 3. Verify that the selector lever can be shifted. 4. Verify that there is a "click" at each position when shifted from P position to L range. 5. Ver ...

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 ...