drivetrain Archives - Page 2 of 2 - Brake & Front End
AUDI TT And A3: EPC Light On And AWD Does Not Work

On the models listed, the all-wheel-drive does not work or the EPC warning light is illuminated. The technician will find there is an internal leak in the hydraulic pump.

VIDEO: U-Joint Lubrication And Maintenance

Andrew Markel shows how a universal joint can be lubricated during replacement or maintenance, as well as the importance of lubrication to its parts. Sponsored by Auto Value and Bumper to Bumper.

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VIDEO: Diagnosing Undercar Noises During A Test Drive

Andrew Markel shows three tips to use during a test drive to diagnose noises relating to the wheel bearings, drivetrain and other components. Sponsored by BCA Bearings.

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VIDEO: Three Tips For Driveshaft Service

More vehicles are using all-wheel or rear-wheel drive and driveshaft service is becoming more common. Andrew Markel shares three driveshaft service tips. Sponsored by Auto Value and Bumper To Bumper.

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Solving Automatic Transmission Electronic Control Problems

Troubleshooting an automatic transmission can be one of the most intimidating diagnostic procedures at a shop. The first reaction is typically, “We don’t do that type of work,” but there is profit in performing drivetrain diagnostics and “in-the-car” repairs.

Dual Clutch Transmission Diagnostics

The dual-clutch transmission produces a drivetrain that has the efficiency of a manual transmission, but the ease of use of an automatic. Compared to automatic transmissions, one manufacturer claims a 5–10 percent reduction in fuel consumption from just this one feature.

dual clutch transmission diagnostics
Active Drivetrains And Differentials

Vehicles equipped with 4×4 or all-wheel-drive (AWD) systems are designed to provide advantages throughout the year, but winter tends to bring these vehicles into focus.

The Future Of All-Wheel Drive Vehicles

The future of all-wheel drive vehicles was not that bright five years ago. But, the customer spoke, saying they want the security all-wheel drive vehicles can give on slick roads (even if it is only for a few days during the year).

Complete Clutch Replacement: No Noise, No Comeback

Diagnosing clutch and manual transmission noise can be a difficult diagnosis. There is no way of attaching a scan tool or looking into the bellhousing while the clutch is under load. Clutch diagnostics requires logic and understanding of how the parts interact.