Mopar Magazine | Diagnostics

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Diagnostics

Vacuum & Pressure Diagnostics
Charging system problems can bring a vehicle to its knees and leave your customer stranded out on the road.

Charging System Diagnostics
Charging system problems can bring a vehicle to its knees and leave your customer stranded out on the road.

Emission Control Diagnostics
Emission control system problems can cause a host of issues for the vehicle owner.

Transmission Diagnostics
In many cases, the tech that works on transmissions in your shop is a specialist. Transmissions are complex pieces of machinery, especially the automatic ones.

A/C Performance Test
Now that springtime is here, hot summer weather cannot be far behind. And even if you live in a climate where you do not experience winter, you know that much warmer temperatures are lurking in the shadows.

Stalling and Cold Start Diagnostics
What can be more frustrating than turning the key on a cold, winter morning and the car doesn’t start?

Piston & Valve Damage Diagnosis
Catastrophic engine failure doesn’t occur as often as it did in years gone by. This is due to better lubrication, advanced manufacturing techniques and electronics.

Electric Fuel Pump Diagnosis
In the old days, the fuel pump was a mechanical device. It was a simple design, utilizing a lever that moved a diaphragm to pump gasoline to the engine.

EVAP System Diagnosis
Evaporative (EVAP) control systems contain the fuel vapors from the fuel tank and injection system and prevent these fumes from being emitted to the atmosphere.

Diesel Engine Diagnostics
Gaskets have been used on automobiles since their inception. While those early vehicles did not have EGR valve or throttle body gaskets, they did require cylinder head and intake manifold gaskets like modern automobiles.

Diagnosing Gasket Failures
Gaskets have been used on automobiles since their inception. While those early vehicles did not have EGR valve or throttle body gaskets, they did require cylinder head and intake manifold gaskets like modern automobiles.

Body Electrical Malfunctions
In the days before the onboard computer, simple electrical devices, such as headlamps, were wired directly to the battery in a basic circuit that included a switch and a fuse.

Emissions and Fuel-Related Problems
Diagnosing emissions and fuel-related problems is one of the most challenging tasks facing the automotive technician.

Starting System Malfunctions
Nothing is more frustrating than getting behind the wheel, turning the key and not having the car start.

Where is the NVH?
Where is the NVH?

(TPM) Tire Pressure Monitoring
Many late model Chrysler vehicles are equipped with a tire pressure monitoring system to alert the driver when tire pressure has gone below or above a threshold pressure.

Ready, Aim, Misfire
Here are some tips on how to zero in on random misfire dilemmas

Stage 2 Air Bag Diagnostics
Air bags are getting “smarter” all the time. That means technicians have to work smarter to diagnose problems with air bag systems.

Steer Clear of Trouble
Busted springtime roads and normal day-to-day driving eventually take their toll on steering and suspension systems. Here’s how to get back to the straight and narrow.

Diagnose Driveability Problems by Adjusting Carburetor Jet Screws? Not Anymore
With today’s rapidly advancing automotive technology and electronic controls, it’s more important than ever to match diagnostic skills with today’s world.

Keep It Cool
Cooling system problems know no season. Here are some tips to help keep your cool.

Hot Enough For Ya?
It may be the dead of winter, but cooling system problems know no season. Here are some tips for proper cooling system diagnostics.

What's all the Noise About?
Various underhood noises can reveal a lot about the health of an engine … or more accurately, the lack of health.

Something's Missing
Engine misfire diagnostics can be a tough task. But here are some tips to help with the job.