Dtc u2021
System wiring diagramMazda 6 Service Manual: Replacing Windshield Wiper Blades
When the wipers no longer clean well, the blades are probably worn or cracked.
Replace them.
CAUTION
To prevent damage to the wiper arms and other components, do not try to sweep
the wiper arm by hand.
NOTE
When raising both windshield wiper arms, raise the driver's side wiper arm
first. W ...
Mazda 6 Service Manual: Rear door lock actuator inspection
Door Lock Actuator
1. Disconnect the front door lock actuator connector.
2. Apply battery positive voltage to the front door lock actuator terminals
and inspect the operation of the front door lock actuator.
If not as specified, replace the front door lock actuator.
With double locking ...