Dtc u2021Mazda 6 Service Manual: Tire Chains
Check local regulations before using tire chains.
CAUTION
Chains may affect handling.
Do not go faster than 50 km/h (30 mph) or the chain manufacturer's recommended
limit, whichever is lower.
Drive carefully and avoid bumps, holes, and sharp turns.
Avoid locked-wheel braking.
Do not ...
Mazda 6 Service Manual: Obd drive mode
Performing the Drive Mode inspects the OBD system for proper operation.
The Drive Mode must be performed to ensure that no additional DTCs are
present.
During Drive Mode, the following systems are inspected:
- Oxygen sensor (HO2S)
- Oxygen sensor heater
- Catalytic converter (TW ...