I was called to a shop early in the summer for a complaint of no air conditioning operation on a 2010 Nissan Sentra with a 2.0 Liter engine. There were no blown fuses in the vehicle that would prohibit the operation of the compressor clutch coil and everything electrically visible seemed okay including the wiring at the A/C compressor.
Even though TPMS systems have improved and become easier to service it still takes practical experience and knowledge to keep work problem-free and profitable.
Regarding operation and diagnostics, today, if you press a button to pop a SUV’s hatch, your switch is likely sending a LIN bus message to the BCM to broadcast another message on CAN to a lift gate module so it can activate an output driver circuit that provides the voltage to the hatch release solenoid.
The Nissan Titan XD is the only Asian diesel vehicle currently in production and just one more, the Mazda CX-5, on the way. We’ll spend some time taking a closer look at them both, as we’ll discuss some of the reasons that the expected diesel flood has instead been a slow trickle.
In this article, I will provide you with real-world shop mistakes that I and others have made. Some are costly in time or parts that both affect the shop’s bottom line; and, in other cases, costly in terms of one’s reputation.
The basics of electrical theory haven’t changed over the years, but that doesn’t mean your electrical diagnostic process shouldn’t be changing. This article will focus on how a thermal imaging camera can be used to supplement your electrical diagnostic process.