Pulling Codes: This One Didn’t Go ‘Zoom Zoom’! The Story Of P1345
Top EPA Codes: Carlton Banks investigates a P1345 code – CMP Sensor Circuit Malfunction – in a 2000 Mazda Protege. This is a code that involves the cam sensor input to the PCM. In many situations, one may be tempted to replace the cam sensor right away. This article will attempt to provide a possible plan of attack.
Phaser-Style Variable Valve Timing System Controls And Operation
Phasers commonly can be found on just the exhaust cam or on both the intake and exhaust cams.
Timing Belt Replacement on Jeep’s 2.4L PowerTech Engine
In its short life, the engine was available in the 2002-’06 Jeep Liberty (first generation), as well as the 2004-’06 Jeep Wrangler, but was discontinued when Jeep introduced the Compass and Patriot small crossovers.
Tech Talk: Career Building — Developing Engine Building Experiences in School
Though many high school automotive programs have been cut or reduced in recent years due to funding, community colleges and technical schools are seeing steady enrollment in their automotive programs.
Subaru Outback Head Gasket Repair
The Subaru is a 2002 Outback with 109,982 miles. It has excessive oil leaks from the driver’s side head gasket and some from the passenger’s side. The vehicle had been repaired under warranty by the dealer at about 65,000 miles, and most likely the repairs were done without taking the engine out with probably only one head gasket being replaced. To complete the repair, follow the steps outlined in this article.
Tech Tip: Kia Constant Variable Valve Timing (CVVT) Oil Control Valve Inspection
This bulletin provides information related to the Oil Control Valve (OCV) used in Constant Variable Valve Timing (CVVT) systems. If, at any time, the OCV is suspected as a cause of rough idling, poor acceleration, camshaft timing misalignment-related trouble codes, misfire-related trouble codes, etc., on a Kia vehicle equipped with a CVVT system, be sure to perform the OCV inspection procedure below before replacement.
The Ins and Outs of Variable Valve Timing (VVT) Systems and Their Role in Vehicle Emissions
By the early 1990s, almost all import automotive manufacturers had a successful variable valve timing (VVT) system in production. These systems offered higher performance from smaller displacement engines at higher rpm. Do you know that VVT is playing a direct role in vehicle emissions and the way gases are burned in the combustion chamber?
Book Report: Tips for Ford Power Stroke Service and Rebuilds
The book covers the vast majority of Power Stroke diesel engines on the road, and gives you the full story on their design.
Tech Talk – Engine Innovations to Reach Government Fuel Standards
In recent years, the primary driving force behind engine innovation has been the never-ending quest for better fuel economy with little or no sacrifice in performance. Government regulations and rising fuel prices are forcing automakers to develop new technologies and powertrains that squeeze more power out of every drop of fuel while producing less pollution and greenhouse gas (carbon dioxide) emissions.
Tech Tip: Dodge Neon Sport Code P0340 Intermittently
Customer complains the vehicle bucks and misses intermittently while driving. Code P0340 is stored. This code may be caused by the camshaft position sensor.
Diagnosing Murphy’s Law Under the Hood of a Ford F-150
Most of us working in the automotive service trades are very familiar with Murphy’s Law and how it affects our shop’s cost of doing business. Murphy’s Law says, “Everything that can go wrong usually will go wrong.” Gary Goms investigates a mysterious engine noise in a 1989 Ford F-150 pickup equipped with the venerable 5.0L or 302 cubic-inch V8 engine.
Tech Tip: Mazda Ticking Noise from Left Bank Cylinder Head
Some vehicles equipped with a 3.0L engine may exhibit a ticking noise from the left bank cylinder head while the engine is running at normal operating temperature.