Some 2012-2013 Mazda 3 vehicles equipped with a 2.3L engine may experience the MIL on with DTC P013A:00 (HO2S circuit slow response). This is caused by improper control logic of the PCM. To correct the problem, the control logic of the PCM has been changed
Mazda cautions against attempting repairs to windshields that are equipped with forward sensing cameras and lasers.
Some owners of 2004-2011 Mazda RX-8 vehicles may complain about a clunk, bang or jolt felt from the front of the vehicle when the vehicle first moves forward after starting the engine.
This bulletin applies to 2009-2011 Mazda6 models. A click or pop noise may be heard during low speed braking. The noise is likely caused by the front brake pads contacting the mounting support. According to Mazda, a special grease is available, to be applied to the front brake pads and retainers to eliminate the noise.
Some 2011 Mazda Tribute vehicles equipped with a 6F35 automatic transmission may exhibit an intermittent harsh 1-2 shift or harsh 5-6 shift regardless of temperatures or soak time. Additionally, 4-5 shift flare may be experienced after an extended cold soak. 2.5L equipped vehicles with late 4-5 shift events/high rpm's may also benefit from this calibration update.
Some 2010-2011 Mazda Tribute vehicles equipped with a 2.5L engine may exhibit DTCs P0016 (crankshaft position – camshaft position correlation – Bank 1 Sensor A), P052A (cold start camshaft position timing over-advanced – Bank 1) and P052B (cold start camshaft position timing over-retarded – Bank 1). This may be accompanied by hard-start and/or rough idle concerns.
Some 2013 Mazda CX-5 vehicles may exhibit a sudden, un-commanded and continuous horn activation for no apparent reason. This condition may occur after the vehicle is parked in cold ambient temperatures of 32 degrees Fahrenheit or colder for several hours, then moved into a warmer area (shop or garage).
This bulletin applies to 2010 Mazda Tribute models. Some vehicles may exhibit an intermittent knocking or thumping noise from the left cylinder head. After the engine temperature reaches 210-220 degrees Fahrenheit, the noise is typically heard from the rear of the engine as the vehicle comes to a stop.
Some 2012 Mazda5 vehicles produced before April 10, 2012, may experience the MIL on with DTC P0451:00 stored in memory. This is caused by foreign material adhering to the fuel tank pressure (FTP) sensor. To prevent this from happening, the installation angle of the FTP sensor has been changed.
Some 2011-2013 Mazda6 models equipped with the 2.5L engine with VINs lower than 1YVHZ****D5M07793, produced before June 18, 2012, may experience a MIL on with DTC P0600:00 (serial communication link) stored in memory. As a result, the customer may also notice a loss of engine power while driving due to engine fail-safe mode initiation.