Mazda Archives - UnderhoodService
VIDEO: Window Lift And Regulator Install: 2008 Mazda 6

Jon Nelson runs through a full window lift and regulator install for a 2008 Mazda 6. This video is sponsored by CARDONE.

Mazda Tech Tip: Engine Oil Flexible Mainenance Notification Does Not Work

Some customers using “Flexible” setting for the oil change in the maintenance monitor may notice that the oil change due notification will not work due to improper control logic of the PCM.

Mazda Selects Redline Detection Dual Purpose Diagnostic Leak Detector For Its Tool And Equipment Program

The Mazda Dual Purpose Diagnostic Leak Detector is designed to test the integrity of the complete engine system, from the air cleaner to the tip of the exhaust, in a single, 15-minute procedure, with 100% reliability, according to Redline.

SKYACTIV Technology: Ultra High-Compression, Direct Injection Engines Are Making Fuel-Economy Waves

The secret to Mazda’s fuel economy gains with its SKYACTIV-G engines is in its approach to combustion management. Diesel engines are typically about 30 percent more efficient than gasoline engines partly because of their significantly higher compression ratios (16:1 or higher for diesels versus 9:1 or 10:1 for most gasoline engines). Raising the compression ratio of a gasoline engine also improves its thermal efficiency, power output and fuel economy.

Mazda: Manual Transmission Shifting Difficulties

A Mazda may have hard shifting or “pop out” of third gear. This is caused by a failure of the related clutch hub(s). To correct the problem of hard shifting, the shape of the 3-4 and 5-6 clutch hub has been changed. A surface treatment has now been added to the 3-4 clutch hub to prevent 3rd gear from jumping out.

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No-Start, No-Crank on Mazda6

In extremely cold weather (approximately -30° C), a customer may experience an engine no-start/no-crank condition due to a frozen main relay and/or fuel pump relay.

Must-Read TPMS Technical Service Bulletins

Here’s a rundown of the top technical service bulletins related to TPMS. These TSBs should be analyzed by every technician that services TPMS. Audi TSB Number: 4413382034445/1 Models: 2010-’14 A4/S4, A5/S5 and Q5 Summary: This TSB addresses TPMS MIL lights that are not related to a loss of pressure. The TPMS light may illuminate if