Hall effect crankshaft position (CKP) and camshaft position (CMP) sensors are critical components of an engine management system. The inputs they provide enable the powertrain control module (PCM) to determine engine speed and position including where a given cylinder is within the four-stroke cycle.
Rated at a rather anemic 210 horsepower, the 4.0L SOHC V6 is not exactly a high output engine. It also has an unusual overhead cam drive setup. Unlike most other OHC V6 and V8 engines that drive both overhead cams directly from the crankshaft with a belt or chain, this...
Carlton Banks investigates a no-code analysis for a variable cam timing (VCT) system issue involving multiple misfires. The subject vehicle is a 2005 Ford F-150 Super Duty and has a 5.4L engine with three valves per cylinder. The engine starts and runs; the idle quality is very poor; and cylinders...
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...
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.
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.
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...
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...
