- If the DTC exists, diagnose the applicable DTC. (See DTC TABLE.)
- If the DTC does not exist, MIL does not illuminate, and HOLD indicator light flashes, diagnose the applicable symptom troubleshooting. (See SYMPTOM TROUBLESHOOTING ITEM TABLE.)

* :Malfunction indicator lamp (MIL), HOLD indicator light
Automatic transaxle on-board diagnostic functionMazda 6 Service Manual: Automatic Transaxle Controls
Various Lockouts:
Indicates that you must depress the brake
pedal and hold in the lock-release button to shift (The ignition must be switched
ON).
Indicates the shift lever can be shifted
freely into any position.
Indicates that you must hold in the lock-release
button to shift.
N ...
Mazda 6 Service Manual: Tire Rotation
WARNING
Rotate tires periodically: Irregular tire wear is dangerous. To equalize
tread wear for maintaining good performance in handling and braking, rotate the
tires every 12,000 km (7,500 miles). However Mazda recommends to rotate every 8,000
km (5,000 miles) to help increase tire life and ...