The Good, The Bad, & The Ugly: Part Two
After a short review, we’ll dig into injector circuit troubleshooting procedures in this month’s Part Two.
A Question Of Balance
Splitting the crankshaft’s work load four ways leaves each of the cylinders responsible for 90 degrees of crank rotation. Under the best of circumstances, this doesn’t make the four banger nearly as smooth as its 6, 8, or even 12 cylinder counterparts.
Subaru Oil Pump Repair
“Replace the oil pump and your clattering valve problems will disappear,” several men in the know confidently suggested.
The Good, The Bad, & The Ugly: Part One
Even an experienced diagnostician can be lead down the wrong diagnostic path, which can cause wasted time and unnecessary parts replacement.
Tech Tips
Lexus Coolant Leaks; Porsche Distributor Caps; Porsche Turbo Failures; Nissan ECM Warning; Tossed Timing Belt; Maxima Engine Vibration
One Good Turn … Deserves Another
Depending on the configuration of the engine, this may or may not also result in some pretty serious additional engine damage.
Driveability Clinic: Inductive Logic
Irregular heartbeat is resulting in a spastic idle, and it complains that it doesn’t have the get up and go it did in its salad days.
Tech Tips
Broken Injector Harness; Subaru Digital Dashes; Anti-Tamper Plugs; Voltage Drop Testing; Recycled CV Joints; Honda Power Windows; Porsche Cruise Control
Trooper Troubles: Part Four
It’s not that our long-term Trooper project had been a troublesome experience. It’s just that the Trooper hung around a little too long. you might say it had worn out its welcome.
Path Of Least Resistance
Each blown fuse cost from 10 to 25 cents, so not much was lost until the problem was corrected.
Unintentional Grounding
The customer did his best to describe the problem with his vehicle, saying, “I don’t know, it just doesn’t feel right. Like a lack of power when I accelerate, and it almost stalled on me.”
Dynos Soar
The dynamometer is about to become a representative symbol of new emission testing mandated by I/M240 regulations, regulations which are spreading to more and more cities across the country.
Cross Bolted: Part Two
Last month we started our repair odyssey on a 380SL timing chain upgrade. This labor-intensive repair procedure requires a lot of bolt and nut turning, and even more attention to detail.
Tech Tips
Ceramic Fuses; Dowel Pin Removal; Generator Test; Brake Fluid Contamination; Roll Pin Installation; Clutch Disengagement Problems; Fuel Filter Replacements
Pulse-Width Modulation
A PWM is very similar in nature to a square wave signal. When viewed on an oscilloscope, both PWM and square waveforms look similar.
On The Hook
Practitioners of the mechanical healing arts have been compared to doctors and surgeons. There are similarities, to be sure.
Cross Bolted
Prudent owners of these vehicles eventually opted for a total upgrade of the timing chain and sprockets to a double row configuration.
Driveability Clinic: What’s Up Doc?
The tests were fast and simple (most taking less than one minute), and didn’t require the use of any space age technology.
Trooper Troubles: Part Three
In Part Three, we’ll be looking to undo this and other assorted damage as we complete the engine repair portion of this four-part series.
Let There Be Light
This is an article concerning Mazda electrical service tips.
Audi Central Locking System
The old standbys, power steering and power-assisted brakes, have been joined on the optional accessories menu by power seats, power windows, power sunroofs and power door locks.