Auto Diagnostics and Codes
Driveline Tech Tip: Clunk Or Knock

Some vehicles with rear-wheel drive and may exhibit a driveline clunk or bump that occurs as the vehicle starts to move forward following a stop. This condition may be caused by the slip yoke not sliding smoothly on the output shaft splines. Action: Lubricate the slip yoke with a PTFE lubricant or a lubricant specified

Bosch Announces Major Updates In 4.0 Software Release For ADS Diagnostic Scan Tools

ADS 4.0 introduces many new and improved features, including faster scanning capabilities with Quick-Scan, enhanced European vehicle coverage, access to FCA Secure Gateway (SGW) vehicles and continued free access to Repair-Source.

Navigating Wiring Diagrams To Test Circuits

Wiring diagrams and the correct probes are ways technicians can avoid scarring a vehicle for life.

TPMS Curve Balls

When you think you know everything about tire pressure monitoring systems (TPMS), there will be a car or truck that pulls into your bays and challenges all of your knowledge and diagnostic skills.

CV Axle Diagnostic And Service Tips

When a CV axle fails, it is for a reason. Rarely will an axle fail because it is just worn out. The failure of an axle can usually be traced to torn boot, alignment issue or a problem with components attached to the axle. Axle Alignment If the subframe or mounts are misaligned, the geometry

Reflashing And Reprogramming For Newbies

The choice to reflash is the hardest because there is no one solution or single path to follow.

Snap-on Releases New Tools For More Comfortable, Efficient, Effective Work

Work in the shop or anywhere can be more efficient and effective with the added comfort and strength of these new tools and products from Snap-on.

OTC Universal Cooling System Pressure Test Kit

The tester features four adapters with Schrader valves to prevent coolant spray when disconnecting, while the hand pump includes an easy-to-read integrated pressure gauge and padded base to prevent vehicle surface scratches.

Dodge Tech Tip: MIL Lamp From Oxygen Sensor

If the 2010-2014 Dodge Ram 2500 or 3500 has any O2 sensor-related DTCs stored, pending or active, perform the repair procedure. Both oxygen sensor connectors should be removed and new connectors with pigtails installed. The pigtail splice points should be staggered to eliminate bulk in the harness.

Honda Tech Tip: Low Tire Pressure And TPMS Indicator On After Recent Tire Replacement

The Honda CR-V uses an indirect TPMS system that uses the rolling circumference of the tire to determine the pressure in the tire. Differences in sidewall construction and weight of a replacement tire can cause the rolling circumference to change if a single tire is replaced.

GM Tech Tip: Power Steering Fluid Leak At Reservoir Or Reservoir Connection

When diagnosing power steering fluid leak conditions, the technician may find a heat-damaged fluid reservoir. When a power steering reservoir or reservoir seal is damaged, it’s important to make sure that potential associated issues are addressed.

Ford Tech Tip: Lamp Flashing And Multiple Diagnostic Trouble Codes Present

Some customers may complain of intermittent nuisance activation of the electronic stability control (ESC) during low-speed turning maneuvers while towing only a trailer.