Tag Archives: Diagnosis

Throwback: Identical Mismatched Tires

This was one of the more unusual problems I diagnosed on a car, so I’m bringing this post from 2016 up again. Now this was a strange one. A customer came in because she had gotten her tires replaced at … Continue reading

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Oil Pressure Switch Causing Lean Code?

This is going to be a long and technical post, but if you want to learn about car engines, this should be a good read even for the non-technician. A Honda Odyssey came into the shop with the check engine … Continue reading

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Clogged Radiator Causing A/C Problems

Another car with an air conditioning problem came in. This time, the air conditioning would work fine for a little while, but then would completely stop working. I hooked up the A/C machine to see what the pressures were doing, … Continue reading

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Cut & Capped A/C

I was trying to figure out why a Chrysler Town & Country didn’t have any air conditioning in the rear. Usually when you don’t have any air conditioning it’s because there was a leak and all the refrigerant leaked out, … Continue reading

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The Wrong Way To Wire Accessories

A Honda Civic came in with complaints of some strange electrical problems. The first step after checking for diagnostic codes was to check for any aftermarket add-ons, because if poorly installed, they can mess with the systems on the car.

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My Truck: Brake Light Switch Wiring

As I’ve mentioned in a previous post, my 1990 Ford F-250 has had its wiring hacked together by previous owners. Recently this came to light again as my brake lights stopped working.

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Dead Engine Autopsy

We recently had a Civic in the shop with zero oil pressure. The oil was full, but while running there was no oil coming out of the oil filter or pressure gauge port. That meant that it needed a new … Continue reading

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